A Fabricator’s Guide to Metal Angles

Metal angles are one of the most versatile and widely used structural elements in construction and engineering. These L-shaped metal pieces are crucial for providing support and stability in various structures, from buildings and bridges to machinery and furniture. If you’re doing metal work soon, it’s best to learn the specifics of metal angles made from aluminum, bronze, and steel, to know their properties, applications, and the advantages and disadvantages of each type.

Types of Metal Angles

Metal angles come in various materials, each offering unique characteristics that make them suitable for different applications. The most common types of metal angles are aluminum, bronze, and steel.

Aluminum Angles

Aluminum is known for its lightweight nature and excellent corrosion resistance. It is non-magnetic, making it ideal for applications where magnetic interference is a concern. Additionally, aluminum is highly malleable, allowing it to be easily formed and fabricated into various shapes and sizes.

LightweightAluminum is lighter than many other metals.
Corrosion ResistanceIt offers excellent resistance to corrosion.
Non-MagneticIdeal for applications where magnetic interference is a concern.
MalleabilityHighly malleable and can be easily formed and fabricated.
AutomotiveManufacturing of lightweight vehicle parts.
AerospaceEssential for aircraft structures.
FurnitureConstruction of modern, sleek furniture designs.
LightweightLower strength compared to steel
Excellent corrosion resistance
Easy to fabricate
Higher cost compared to other metals like steel

Bronze Angles

Bronze is an alloy primarily composed of copper and tin. It is known for its exceptional corrosion resistance, particularly in marine environments. Bronze also has a distinctive aesthetic appeal with its warm, reddish-brown color, making it a popular choice for decorative applications.

CompositionAlloy primarily composed of copper and tin.
Corrosion ResistanceExceptional corrosion resistance, particularly in marine environments.
Aesthetic AppealDistinctive warm, reddish-brown color, popular for decorative applications.
MarineUsed in shipbuilding and marine hardware due to its resistance to saltwater corrosion.
ArchitectureEmployed in ornamental structures and architectural details.
IndustrialUtilized in applications requiring low friction and high wear resistance, such as bearings and bushings.
Excellent corrosion resistanceHigher cost compared to aluminum and steel
Aesthetic appeal
High wear resistance
Heavier than aluminum
Low friction properties

Steel Angles 

Steel angles, commonly referred to as angle iron, is prized for its strength and durability. It is one of the most commonly used metals due to its high tensile strength and ability to withstand heavy loads. Steel angles are available in various grades, each offering different levels of strength and corrosion resistance.

StrengthHigh tensile strength and durability.
GradesAvailable in various grades with different levels of strength and corrosion resistance.
ConstructionWidely used in building frameworks, supports, and reinforcement structures.
IndustrialEssential for machinery, equipment, and heavy-duty applications.
InfrastructureUsed in bridges, towers, and other large-scale projects.
High strength and durabilitySusceptible to rust and corrosion (unless treated or alloyed).
Widely available
Heavier than aluminum
Versatile in application

Uses and Applications of Metal Angles

Metal angles are incredibly versatile and serve a wide range of applications beyond large-scale industrial projects. Smaller, specialized end-users such as fabricators, artists, hobbyists, machine shops, and do-it-yourself (DIY) practitioners also find metal angles indispensable for various creative and functional projects. Here are some of the unique uses and applications of metal angles in these specialized fields:


Fabricators, who often work on custom metal projects, rely heavily on metal angles for their structural integrity and ease of use. Metal angles provide the necessary strength and stability for a variety of custom fabrications, including:

  • Custom Shelving Units: Metal angles are perfect for creating sturdy, custom-sized shelving units for commercial and residential use. Their strength ensures that the shelves can support heavy loads.
  • Frames and Supports: Fabricators use metal angles to construct frames and supports for machinery, equipment, and other structures. The L-shape of the angle iron provides excellent stability.
  • Staircases and Railings: Custom staircases and railings made from metal angles offer both strength and a modern aesthetic, suitable for both indoor and outdoor applications.


Artists and sculptors often incorporate metal angles into their works due to their durability and flexibility. Metal angles can be used to create:

  • Sculptures: The rigidity of metal angles makes them ideal for creating large, stable sculptures that can withstand various weather conditions when displayed outdoors.
  • Mixed Media Art: Artists can combine metal angles with other materials like wood, glass, and stone to create unique mixed media pieces that stand out in galleries and exhibitions.
  • Functional Art: Metal angles are used in the creation of functional art pieces such as custom furniture, light fixtures, and other decorative items that blend form and function.

Hobbyists and DIY Practitioners

For hobbyists and DIY enthusiasts, metal angles are a go-to material for a wide range of home improvement and creative projects. Their versatility allows for numerous applications, including:

  • Home Decor: Metal angles can be used to create custom furniture, picture frames, shelves, and other home decor items. Their clean lines and industrial look add a modern touch to any space.
  • Garden Projects: DIY gardeners use metal angles to build plant stands, trellises, and raised garden beds. The durability of metal ensures these structures withstand outdoor elements.
  • Workshop Tools: Hobbyists often use metal angles to construct custom jigs, workbenches, and tool racks, enhancing the functionality of their workshops.

Machine Shops

Machine shops, which specialize in the machining and assembly of metal parts, utilize metal angles for their precision and reliability. Common applications include:

  • Equipment Mounts: Metal angles are used to create mounts and brackets for various types of machinery and equipment, ensuring they remain securely in place.
  • Custom Fixtures: Custom fixtures and jigs made from metal angles help streamline machining processes, providing stable and precise setups for complex tasks.
  • Structural Components: Metal angles are essential for building structural components of machines and devices, offering strength and durability needed for heavy-duty applications.

Shop Metal Angles with Us at FastMetals!

Discover the superior quality and durability of our metal angles at FastMetals! We take pride in offering a wide range of metal angles that meet your every need, whether for construction, fabrication, or DIY projects. Our commitment to excellence ensures that you receive only the best materials, backed by our knowledgeable and friendly customer service team. Shop with us and experience the FastMetals difference—precision-cut, high-grade metal angles delivered right to your doorstep. 

Trust us to be your reliable partner for all your metal needs!

5 Signs It’s Time to Call a Roofing Contractor

Why Timely Roofing Repairs are Crucial

A well-maintained roof is crucial for any home where weather conditions can be harsh. A roofing contractor can help maintain your roof, which is essential for protecting your home from the elements, preserving its value, and ensuring safety and comfort for everyone inside.

To Enhance Home Value

Your home’s value significantly increases with a well-maintained roof. Potential buyers prefer homes that won’t require immediate major repairs, and a solid roof indicates the overall good condition of the home. A roofing contractor can provide regular maintenance to keep your roof in excellent shape.

Prevent Further Damage

Addressing roofing issues promptly can prevent minor problems from escalating into significant and costly repairs. For homeowners, this means calling a roofing contractor at the first sign of trouble to avoid extensive damage and higher costs.

Maintain Structural Integrity

A sturdy roof ensures your home remains safe from weather elements and contributes to overall comfort. A professional roofing contractor can inspect and maintain your roof to ensure it provides proper insulation and temperature control.

What are Common Roofing Issues Homeowners Face?

Homeowners often encounter various roofing issues that require the expertise of a roofing contractor. The type of roofing material used and the local climate can significantly affect these problems. Understanding these common issues can help homeowners proactively maintain their roofs and extend their lifespan.

By being aware of these common roofing issues, homeowners can proactively maintain their roofs, address problems early, and ensure their homes remain protected and comfortable.

Weather-related Problems

The climate can cause significant damage to roofs due to heavy rain, snow, hail, and strong winds. Heavy rain can lead to water pooling and leaks if the roof’s drainage system malfunctions. Snow accumulation adds extra weight, potentially causing structural damage or even roof collapse in extreme cases. Hail can cause physical damage to shingles, leading to cracks and holes, while strong winds can lift shingles and create vulnerabilities for water intrusion. Understanding how local weather affects your roof and consulting with a roofing mechanic can help in taking preventative measures such as reinforcing roof structures, installing weather-resistant materials, and performing regular maintenance.

Poor Installation and Its Consequences

Improper installation can lead to numerous problems, including leaks, poor insulation, and premature wear. Leaks are often a result of incorrect shingle placement, inadequate sealing around vents and chimneys, or improper flashing installation. Poor insulation can lead to higher energy bills as heat escapes during the winter and enters during the summer, making your HVAC system work harder. If the roofing materials were not installed according to the manufacturer’s specifications, premature wear and tear might occur, leading to a shorter lifespan and more frequent repairs. To avoid these issues, homeowners should ensure their roof is installed by a certified roofing contractor who follows industry best practices and uses high-quality materials.

Roof Ventilation Issues

Proper roof ventilation is crucial for maintaining the health of your roof and the comfort of your home. Poor ventilation can cause heat and moisture to build up in the attic, leading to various problems. Excessive heat can cause shingles to deteriorate faster, while trapped moisture can lead to mold, mildew growth, wood rot, and compromised structural integrity. Homeowners should ensure that their roofs have adequate intake and exhaust vents to promote air circulation and prevent these issues.

Damage from Trees and Debris

Trees and debris can pose significant risks to your roof. Overhanging branches can scrape against shingles, removing protective granules and exposing the underlying materials to the elements. Fallen branches from storms can cause physical damage to the roof, puncturing shingles and creating entry points for water. Accumulated leaves and debris in gutters can block drainage systems, leading to water overflow and potential leaks. Regularly trimming trees and cleaning gutters can help mitigate these risks and preserve the integrity of your roof.

Aging and Wear

Over time, all roofing materials will naturally deteriorate due to exposure to the elements. Signs of aging and wear include cracked, curled, or missing shingles, granule loss, and visible sagging or deformities in the roof structure. While regular maintenance can extend the life of a roof, there comes a point when replacement is the most cost-effective and practical solution. Homeowners should be vigilant in monitoring the condition of their roofs and consult with a professional roofer to determine the best course of action when signs of aging become apparent.

Pest Infestations

Pests such as birds, rodents, and insects can cause significant damage to roofs. Birds may nest in vents, while rodents can gnaw through roofing materials and create entry points. Insects such as termites and carpenter ants can compromise the wooden components of a roof structure. Homeowners should look for signs of pest activity and take preventative measures such as sealing entry points, removing nests, and consulting pest control professionals to address infestations.

How to Conduct a Basic Roof Inspection

Regular inspections can help catch issues early, allowing homeowners to address problems before they escalate. A roofing contractor can thoroughly inspect, but homeowners can also conduct basic checks themselves.

Visual Inspection from the Ground

Start by visually inspecting your roof from the ground. Look for missing shingles, visible sagging, or any other signs of damage. This method is safe and can identify issues that need a roofing contractor’s attention.

Inspecting the Attic

Check your attic for signs of water damage, mold, or light coming through the roof. These can indicate leaks or weaknesses in the roofing structure, prompting a call to a contractor.

Using Binoculars for Closer Examination

Use binoculars to inspect the roof closer without climbing up. This is effective for spotting smaller issues like cracked shingles or damaged flashing, which may require a roofing contractor.

Common Tools for Roof Inspection

Tools like binoculars, moisture meters, and infrared thermometers can help conduct a thorough inspection without risking safety. A roofing contractor will have specialized tools for a more comprehensive inspection.

Inspecting a Roof with Julie Erck, CPI 

5 Signs It’s Time to Call a Roofing Contractor

Maintaining your roof’s integrity is crucial for your home’s overall health and safety. However, recognizing when to call a roofing contractor can be challenging for many homeowners. Various signs indicate that your roof may need professional attention, ranging from visible damage to less obvious issues like increased energy bills. Addressing these problems promptly can prevent more extensive damage and costly repairs. Understanding the common indicators that your roof requires professional intervention can help you act swiftly and protect your home.

Sign 1: Visible Damage and Wear

Visible damage is one of the most obvious signs that your roof needs attention. Homeowners should regularly check for these issues. Cracked or missing shingles are clear indicators of damage. Shingles protect your roof from water and wind, and damaged shingles can lead to leaks. A roofing contractor can replace these shingles to prevent further damage. Flashing around chimneys, vents, and skylights can become damaged or loose, leading to water leaks. Inspect these areas regularly and contact a roofing contractor for repairs if needed. Additionally, finding granules from shingles in your gutters indicates that your shingles are deteriorating. This reduces their effectiveness in protecting your roof, necessitating a call to a roofing contractor.

Sign 2: Leaks and Water Stains

Leaks are a serious issue that can lead to significant damage if not addressed promptly. Homeowners should be vigilant about signs of leaks. Look for water stains on your ceilings or walls, which indicate a leak. Check your attic for wet insulation or mold growth as well. A roofing contractor can pinpoint the source of leaks and repair them effectively. Leaks often occur around roof penetrations such as chimneys, vents, and skylights. These areas should be checked regularly for signs of wear or damage, and a roofing contractor should be consulted for repairs. Ignoring leaks can lead to extensive water damage, mold growth, and even structural issues. To prevent further damage, prompt repair by a roofing contractor is essential.

Sign 3: Sagging Roof Deck

A sagging roof deck is a serious concern that requires immediate attention from a roofing contractor. A sagging roof can be caused by water damage, excessive weight from snow or ice, or structural issues. Identifying the cause is crucial for effective repair, which a roofing contractor can handle. Water damage from leaks weakens structural components like rafters and joists, while prolonged moisture exposure causes wood to rot and lose strength. Excessive weight from snow accumulation or ice dams can also lead to sagging if not removed. Structural issues such as aging materials, design flaws, and foundation problems can affect the roof structure, causing uneven settling and sagging. If you notice your roof is sagging, immediately contact a roofing contractor. They can assess the damage and recommend appropriate repairs.

Sign 4: Mold and Moss Growth

Mold and moss growth on your roof can indicate underlying moisture issues, which a roofing contractor can address. Mold and moss can retain moisture against your roof, leading to rot and deterioration of roofing materials. The prevalence of mold also causes respiratory issues such as bronchitis and cough, making it a public health issue. Look for green, black, or white patches on your roof. Moss typically grows in shaded areas, while mold can appear anywhere moisture is present. A roofing contractor can identify and treat these issues. If left untreated, mold and moss can significantly damage your roof and reduce lifespan. Regular cleaning and maintenance by a roofing contractor are essential.

Sign 5: Increased Energy Bills

An increase in energy bills can indicate issues with your roof’s insulation or ventilation, which a roofing contractor can help resolve. A damaged roof can lead to poor insulation, causing your heating and cooling systems to work harder. This results in higher energy bills for homeowners. It could indicate poor roof insulation if your home experiences uneven temperatures or drafts. Inspect your roof and attic for gaps or damage, and consult a roofing contractor for solutions. Air changes use about 36% of the energy needed for heating and cooling and cause almost half of the energy lost by heating systems. By managing fresh air supply according to current health standards, we could reduce ventilation energy loss to just 25% of its current amount.

4 Benefits of Hiring a Professional Roofing Contractor

Maintaining your roof’s integrity is critical for your home’s overall health and safety. While some homeowners may consider DIY solutions for minor roofing issues, the benefits of hiring a professional roofing contractor are numerous and significant. Professional roofers bring expertise, safety, quality, and peace of mind to any roofing project, ensuring your home remains protected and well-maintained. Here’s why enlisting the help of a professional roofing contractor is a wise decision:

  1. Expertise and Experience

Professional roofers have the knowledge and experience to efficiently identify and fix roofing issues. They can accurately diagnose problems that are not immediately apparent to the untrained eye. Their extensive training and hands-on experience allow professional contractors to recommend the best materials and solutions tailored to your roofing needs. Their expertise ensures that all repairs and installations are performed correctly, reducing the likelihood of future issues and extending the lifespan of your roof.

  1. Safety Considerations

Roofing work can be hazardous, with risks of falls, injuries, and accidents. Professional contractors are equipped with the necessary safety gear and training to perform roofing tasks safely. Hiring a professional eliminates the risk of personal injury that comes with attempting to repair or inspect your roof. Professionals adhere to strict safety protocols, ensuring the job is done safely and efficiently, protecting the workers and your property.

  1. Quality Materials and Workmanship

One key advantage of hiring a professional roofing contractor is their access to high-quality materials. Professionals can source top-grade materials that are durable and suitable for your roofing requirements. Additionally, their superior workmanship guarantees that repairs and installations are performed to the highest standards. This combination of quality materials and expert craftsmanship ensures that your roof will be robust, weather-resistant, and long-lasting.

  1. Warranties and Guarantees

Many professional roofing contractors offer warranties on their work and the materials they use. These warranties give homeowners peace of mind, knowing their investment is protected. If any issues arise within the warranty period, the contractor will address them at no additional cost. This level of assurance is invaluable, as it not only covers potential defects or problems but also underscores the contractor’s confidence in their work.

Frequently Asked Questions

How often should I inspect my roof?

It’s recommended that you inspect your roof at least twice a year, in the spring and fall, and after any major storms. Regular inspections can help you identify potential issues early and address them before they become significant problems. Look for visible damage, such as cracked or missing shingles, damaged flashing, and signs of water infiltration. Additionally, inspect the attic for any signs of leaks or moisture buildup.

How long does a roof repair usually take?

The duration of a roof repair depends on the extent of the damage. Minor repairs, such as replacing a few shingles or fixing a small leak, can often be completed in a few hours. More extensive repairs, such as fixing widespread damage or replacing large roof sections, can take several days. For a complete roof replacement, the project may take anywhere from a few days to a week, depending on the size and complexity of the roof.

What should I do in case of an emergency roof leak?

In case of an emergency leak, your immediate priority should be to contain the water to prevent further damage to your home. Place buckets or other containers under the leak to catch the water, and use towels or tarps to protect your belongings. If possible, identify the source of the leak and use a temporary patch to minimize water entry. Contact a professional as soon as possible to address the issue and prevent further damage.

How can I maintain my roof between professional inspections?

Maintaining your roof between professional inspections involves a few key tasks. Clean your gutters regularly to prevent water buildup and ensure proper drainage. Remove debris, such as leaves and branches, from the roof surface to avoid potential damage and moisture retention. Inspect the roof periodically for visible damage, such as loose or missing shingles, and address any minor issues promptly to prevent them from escalating. Additionally, trimming overhanging branches can help protect your roof from damage caused by falling limbs and debris.

What factors affect the cost of roof repairs?

Several factors can influence the cost of roof repairs. The extent of the damage is a primary factor, with more severe damage requiring more extensive and costly repairs. The type of roofing materials used also plays a significant role, as some materials are more expensive than others. Labor costs can vary based on the repair’s complexity and the repair team’s experience. The pitch and accessibility of your roof can affect the ease of the repair process and, consequently, the cost. Additional factors, such as local building codes and the need for permits, can also impact the overall expense of roof repairs.

Fix Roof Issues Quickly with Lyndsey Roofing, LLC!

When you notice any signs of roofing issues, it’s crucial to act quickly. Lyndsey Roofing, LLC offers comprehensive roofing solutions, from inspections and repairs to complete replacements. With years of experience and a commitment to quality, we ensure your roof in Poughkeepsie, NY, is in the best possible condition.

We provide a full range of services to meet all your roofing needs in Poughkeepsie, NY. From minor repairs to complete roof replacements, our team of expert roofing contractors delivers top-notch workmanship and customer service.

Contact Lyndsey Roofing, LLC today for a free quote and expert roofing services. You can also visit our website to schedule an inspection. Our experienced professionals in Poughkeepsie, NY, are ready to help keep your roof in top condition.

How to Choose the Right Square Bars for Your Project Needs

Selecting the right materials for your project is crucial to ensuring durability, functionality, and aesthetic appeal. Among the various options, square bars stand out due to their versatility and strength. Square bars are ideal for a wide range of projects and repairs, offering reliable performance and ease of use. To help you kickstart your project, here’s how you can choose the right bars for your needs. 

Understanding Project Requirements

Before choosing the right material for your square bar, it’s important to understand what your project needs. This first step will help you pick the best material. 

Here’s how to choose the right square bars for your project needs, focusing on carbon steel, stainless steel, and bronze.

Assessing Load-Bearing Needs

Think about how much weight your square bar will need to hold. If your project involves heavy loads or high-stress situations, you will need a material that is very strong and durable.

Environmental Factors

Consider the conditions where the square bar will be used. Ask yourself questions like:

  • Will the square bar be exposed to moisture or water?
  • Will it come into contact with chemicals?
  • Will it need to withstand very hot or very cold temperatures?

These factors can affect how well the material performs over time.

Aesthetic Considerations

Think about how the square bar will look in your project. If the square bar will be visible, you might want a material that looks good and matches the overall design. The aesthetic appeal can be just as important as the functional requirements, especially for decorative or design-focused projects.

Material Characteristics

Understanding the properties of different materials is key to making an informed choice. Here, we explore the characteristics of carbon steel, stainless steel, and bronze square bars.

Carbon Steel Square Bars

Carbon steel square bars are a versatile and essential material for numerous applications. Known for their exceptional strength, cost-effectiveness, and wide range of uses, they are a popular choice in many industries. 

Here’s a detailed look at their key characteristics:

Strength and DurabilityCarbon steel square bars are known for their strength and durability, making them ideal for heavy-duty applications. These bars can withstand significant stress and are less likely to deform under heavy loads.
Cost-EffectivenessCarbon steel is relatively inexpensive compared to other materials, providing a cost-effective solution for many projects. Its affordability makes it a popular choice in construction and machinery manufacturing.
ApplicationsTheir robust nature makes them suitable for crafting custom furniture, building frameworks for shelving units, and creating unique decorative items. Whether you’re fabricating metal brackets, constructing tool stands, or undertaking home repairs, these bars provide the strength and flexibility needed for high-quality results. Their easy-to-work-with properties also make them a favorite for welding and machining tasks, ensuring your projects are both functional and durable.

Stainless Steel Square Bars

Stainless steel square bars are renowned for their durability and resistance to harsh conditions, making them ideal for various specialized applications. 

Here’s a close look at their main points:

Corrosion ResistanceStainless steel square bars offer excellent resistance to corrosion, making them suitable for use in harsh environments. They are ideal for projects involving exposure to moisture, chemicals, and saltwater.
Maintenance and LongevityStainless steel requires minimal maintenance and has a longer lifespan compared to carbon steel. The material retains its appearance and structural integrity over time, even with minimal upkeep.
ApplicationsUse them to craft custom furniture, build durable shelving units, or create unique decorative pieces. Whether you’re fabricating brackets, constructing tool stands, or completing home repairs, these bars provide the strength and aesthetic appeal needed for high-quality results.

Bronze Square Bars

Bronze square bars are prized for their unique properties and aesthetic appeal, making them ideal for both functional and decorative applications. 

Here’s a full view of their main traits:

Wear Resistance and Low FrictionBronze square bars are known for their wear resistance and low friction properties. These bars are excellent for applications involving metal-to-metal contact.
Aesthetic AppealBronze offers a distinct, attractive appearance, often preferred for decorative and artistic applications. Its natural patina can add a unique charm to design elements.
ApplicationsKnown for their corrosion resistance and attractive finish, they are perfect for creating custom furniture, artistic pieces, and decorative hardware. Use them in projects where both durability and visual appeal are important, such as crafting handles, brackets, or ornamental accents. 

Comparative Analysis

To make an informed decision, it’s crucial to compare the materials based on various factors.

CriteriaCarbon SteelStainless SteelBronze
Cost ComparisonGenerally the most cost-effective option.Higher initial cost but offers long-term savings due to low maintenance.Typically more expensive but valued for its unique properties and aesthetics.
Performance Under Stress and Environmental ConditionsExcellent strength, best for heavy-duty applications.Superior corrosion resistance, ideal for harsh environments.Excellent wear resistance, suitable for low-friction applications.
Longevity and Maintenance RequirementsRequires regular maintenance to prevent rust.Minimal maintenance, long-lasting.Moderate maintenance, especially in corrosive environments, but very durable.

Making the Final Decision

After understanding the material properties and comparing them, it’s time to make the final decision. This step involves synthesizing all the gathered information to select the most suitable square bar material for your project.

Matching Material Properties to Project Needs

Choose the material that best aligns with the specific requirements of your project. Assess the load-bearing needs to ensure the material can support the necessary weight. Consider the environmental factors, such as exposure to moisture, chemicals, and temperature extremes, which might affect the material’s performance. Additionally, take into account the aesthetic preferences if the square bar will be visible and contribute to the overall design.

Considering Budget Constraints

While stainless steel and bronze offer specific advantages like corrosion resistance and aesthetic appeal, their higher costs may be a limiting factor for some projects. Carbon steel, being a budget-friendly option, provides excellent strength and durability at a lower cost. Balancing these factors against your budget constraints will help you make an economically sound choice.

Evaluating Long-Term Benefits and Costs

Consider not just the initial cost but also the long-term benefits. Stainless steel’s low maintenance and longevity might result in cost savings over time, despite its higher initial investment. Evaluate the total cost of ownership, including maintenance, potential replacements, and the durability of the material. This holistic view will help you make a decision that benefits your project in the long run.

Your One-Stop Shop for Square Bars at FastMetals!

At FastMetals, we provide top-quality square bars for all your project needs. Our extensive selection, competitive prices, and exceptional customer support ensure you find the perfect fit. Developed to meet the growing demand for digital purchasing, FastMetals specializes in small orders with quick turn-around. We cater to fabricators, artists, hobbyists, machine shops, and DIY practitioners, offering instant pricing, same-day shipment, no minimum order quantity, and direct fulfillment.

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What Are The Different Types of Ferrous Metals and Their Uses?

Steel is often perceived as a basic blend of iron and carbon, yet its complexity extends far beyond this common misconception. Contrary to popular belief, more than 3,500 distinct grades of steel exist. The variety in steel grades comes from the different amounts of carbon, the addition of other alloying elements, and the various ways manufacturers make them.

4 Types Of Steel

Experts categorize steel into four primary groups — Carbon, Alloy, Stainless, and Tool. Each type has a unique composition and set of applications. So, what exactly are these different types of steel made of, and what purposes do they serve?

  1. Carbon Steels

Carbon steels are primarily iron and carbon, with only minimal amounts of other elements. This category is the most prevalent among the four types of steel, making up about 90% of all steel production.

There are three subcategories of Carbon Steel, distinguished by the amount of carbon present in the alloy:

  • Low-Carbon Steels/Mild Steels: This subgroup contains up to 0.3% carbon. Due to their ease of shaping and welding, mild steels are commonly used in applications such as construction beams, automotive panels, and furniture.
  • Medium Carbon Steels: With a carbon content ranging from 0.3% to 0.6%, medium carbon steels offer increased strength compared to mild steels. They are often utilized in structural components, gears, axles, and shafts.
  • High Carbon Steels: These contain more than 0.6% carbon, providing exceptional hardness and wear resistance. They are commonly used in cutting tools, knives, springs, and wire products where hardness and durability are critical. Due to their cost-effectiveness and sufficient strength for major construction projects, companies produce these steels in large volumes.
  1. Alloy Steels

Alloy steels are formed by introducing extra alloying elements such as nickel, copper, chromium, and/or aluminum into the steel composition. This improves the steel’s properties including strength, ductility, resistance to corrosion, and ease of machining.

Here’s how different alloying elements contribute to enhancing steel properties:

  • Chromium: Enhances toughness and resistance to wear and tear.
  • Silicon: Improves magnetic properties, beneficial for generators, motors, and transformers. It also acts as a deoxidizer, reducing defects.
  • Nickel: Boosts strength, toughness, and corrosion resistance.
  • Aluminum: Lightweight and heat-resistant, ideal for hot exhaust systems and generators.
  • Cobalt: Increases heat resistance, suitable for high-speed power tools, and improves cutting capabilities.
  • Vanadium: Enhances strength, toughness, and wear resistance, particularly useful in high-power tools.
  • Manganese: Creates impact-resistant steel with increased strength and hardenability, utilized in structural applications, safes, and security materials.
  • Molybdenum: Strengthens steel at high temperatures and improves corrosion resistance, commonly found in high-pressure industries like underwater, oil, and gas.
  • Copper: Offers electrical conduction properties, frequently used in electrical applications.
  1. Stainless Steels

Stainless steels comprise 10-20% chromium as their primary alloying element and additional elements like nickel, silicon, manganese, and carbon.

These steels exhibit exceptional corrosion resistance, which makes them ideal for outdoor construction where they can withstand harsh weather conditions. Moreover, they are extensively employed in electrical equipment. For instance, 304 Stainless Steel can endure environmental factors while safeguarding electrical components.

Stainless steel is also predominantly favored across industries for its hygienic properties. It is commonly used in medical instruments, piping systems, cutting implements, and food processing machinery.

  1. Tool Steels

As the name suggests, tool steels are highly proficient in cutting and drilling applications. Their exceptional performance is attributed to the presence of tungsten, molybdenum, cobalt, and vanadium, which enhance their resistance to heat and overall durability. 

Due to their ability to maintain shape even under intense usage, they are the preferred material for a wide range of hand tools. They’re commonly used to manufacture drill bits, saw blades, cutters, dies, and punches.

What are the Different Grades of Steel?

Steel grading systems are crucial in categorizing steel types based on their unique properties and applications. These systems provide a standardized way to differentiate between steel grades, ensuring quality and consistency across industries.

For example, cooling heated steel can significantly impact its molecular strength. The time the material is exposed to critical temperature during cooling is also very important. Specific heat-treatment processes can result in different grades, even for steel sheets with identical alloy content.

The ASTM Grading System

The American Society for Testing and Materials (ASTM) utilizes a comprehensive grading system to classify metals. Each metal is assigned a letter prefix denoting its overall category, with “A” representing iron and steel materials. Furthermore, a sequentially assigned number corresponds to the metal’s specific properties, providing a standardized method for classification.


Consider ASTM A36 steel, a commonly used structural steel in construction projects. In this designation:

  • “A” signifies iron and steel materials.
  • “36” denotes the minimum yield strength of the steel, measured in kilopounds per square inch (ksi). In the case of ASTM A36, the minimum yield strength is 36 ksi.

The SAE Grading System

The Society of Automotive Engineers (SAE) employs a four-digit numerical system for classifying steel. The first two digits indicate the type of steel and the concentration of alloying elements present, while the last two digits represent the metal’s carbon concentration. This system facilitates precise identification and categorizing of steel grades based on their composition.


Let’s consider the classification “SAE 1040 steel”:

  • The first two digits, “10,” indicate the steel type and the concentration of alloying elements present. In this case, the steel belongs to the 10xx series, which typically denotes plain carbon steel.
  • The last two digits, “40,” represent the metal’s carbon concentration. In SAE 1040 steel, the carbon concentration is approximately 0.40%.

Steel grading standards are essential for scientists, engineers, architects, and government agencies involved in material selection and construction projects. By showing the properties of steel, these standards ensure consistency and quality in manufacturing processes. 

FastMetals Delivers Quality with Every Order!

Experience reliable and quality steel materials at FastMetals! With our commitment to excellence, you can trust that your materials are durable and long-lasting. Enjoy the best services and top-quality products, catering to fabricators, artists, hobbyists, and DIY enthusiasts alike. Shop with confidence and convenience at FastMetals for all your metal needs.

What are the Grades and Properties of Aluminum Diamond Plate?

Aluminum diamond plate, known for its durability and distinctive pattern, comes in several grades, each with unique properties. Here, we’ll dive into different grades and their characteristics, explaining how they affect the plate’s strength, flexibility, and resistance to corrosion. We’ll also touch on common applications, ensuring you have a comprehensive view of this versatile material’s potential uses.

What is Aluminum Diamond Plate?

Aluminum diamond plate or aluminum tread plate is known for its distinctive shiny, textured surface resembling a diamond pattern that combines durability and aesthetics. This pattern gives it a unique look and adds functional value by providing a slip-resistant surface. Made of rolling aluminum sheets to create a raised diamond pattern, this material is favored for its strength, lightweight nature, and corrosion resistance. It’s easy to clean and maintain, making it practical for industrial and decorative uses.

Aluminum diamond plate is versatile and can be used in environments where safety and durability are crucial. Its texture helps to reduce the risk of slipping, making it ideal for places with high foot traffic or where machinery is used. Despite its ruggedness, it can be cut and shaped with basic tools, allowing for custom applications.

Properties of Aluminum Diamond Plate

Aluminum tread plate is valued for its physical, chemical, and mechanical properties. These characteristics make them suitable for various applications where durability and functionality are essential.

Comparison of Properties

Property Type
PhysicalLightweight, with a bright, reflective surface and a distinctive diamond-shaped pattern that provides a rugged look and an anti-slip surface.
ChemicalIt is highly resistant to corrosion and rust, maintaining its appearance and integrity even when exposed to harsh chemicals or weather conditions.
MechanicalIt is strong, durable, and can withstand significant weight and stress without deforming or breaking. It is also easily machinable and weldable, allowing for customization in various applications.

Different Grades of Aluminum Tread Plates

Aluminum tread plate, or aluminum diamond plate, comes in various grades, each suited to different uses due to their unique properties. These grades differ mainly in their strength, durability, and resistance to corrosion and wear.

Aluminum Tread Plate 3003

Aluminum Tread Plate 3003, is renowned for its excellent corrosion resistance, weldability, and formability. This grade of aluminum tread plate combines manganese with pure aluminum, resulting in increased strength and durability compared to other pure aluminum grades. 

It is especially noted for its good workability and can be easily welded or machined, making it a versatile choice for various fabrication projects.

The surface pattern of Aluminum Tread Plate 3003 provides a visually appealing look and adds an anti-slip property, enhancing safety in environments where moisture or other slippery substances are present. Its ability to resist weathering and maintain its strength under harsh conditions makes it a preferred material in the metal industry.

Common Applications

Aluminum Tread Plate 3003 is widely used in several applications due to its strength and corrosion resistance. Common uses include:

  • Chemical Tanks: Aluminum Tread Plate 3003 is often used to manufacture chemical storage tanks due to its excellent corrosion resistance, providing long-term durability and safety.
  • Trim: It is frequently utilized for trim applications in buildings, vehicles, and equipment due to its aesthetic appeal and ability to withstand environmental elements.
  • Decorative Parts: The aluminum diamond plate’s distinctive look makes it a popular choice for decorative applications. It adds a stylish yet functional element to facades, furniture, and artwork.

Aluminum Tread Plate 6061

Aluminum Tread Plate 6061 is one of the most widely used aluminum alloys, known for its exceptional strength, toughness, and resistance to corrosion. It incorporates elements such as magnesium and silicon, contributing to its high durability and ability to withstand various environmental conditions. 

This grade of aluminum diamond plate is appreciated for its excellent mechanical properties, ease of welding, and machinability. This makes it highly versatile for fabrication and structural applications.

The surface texture of Aluminum Tread Plate 6061 provides enhanced grip and durability, making it ideal for applications where both strength and safety are critical. Its raised diamond pattern offers slip resistance and contributes to its aesthetic appeal.

Common Applications

The robustness and versatility of Aluminum Tread Plate 6061 make it suitable for a range of applications, notably:

  • Walkways: It is frequently employed in industrial and commercial settings to construct walkways that require a durable and slip-resistant surface.
  • Ramps: The high strength and slip-resistant properties of Aluminum Tread Plate 6061 are perfect for building ramps in loading docks, wheelchair access points, and other areas where stability is paramount.
  • Bridge Flooring: Used in bridge construction, it provides a lightweight yet sturdy surface capable of enduring various weather conditions and heavy loads.
  • Trench and Drainage Covers: Its durability and resistance to corrosion make it suitable for covering trenches and drainage areas, especially in industrial and urban environments.
  • Mezzanines: For creating upper-level platforms in warehouses, factories, and other large spaces, Aluminum Tread Plate 6061 offers the necessary strength and stability.
  • Platforms: It is used to construct platforms in industrial and construction settings where high strength and safety are required.
  • Stair Treads: The material’s robustness and anti-slip texture make it ideal for stair treads in commercial and industrial buildings, ensuring safe and durable staircases.

Get Your Project on Track with FastMetals!

If you’re a fabricator, hobbyist, artist, or running a machine shop, finding the right materials is key to the success of your projects. That’s where FastMetals comes in. Whether crafting a custom piece, outfitting your workshop, or bringing an artistic vision to life, FastMetals provides the quality materials you need with the convenience and service you deserve. Contact us today and take the first step towards completing the project successfully and efficiently.

What is Rectangular Tubing? Everything You Need To Know

Rectangular tubing is one of the must-have materials for several projects due to its versatility and strength. It is also a go-to choice for fabricators, artists, hobbyists, machine shops, and DIY enthusiasts. Whether you’re constructing furniture, creating art installations, or building structural components, rectangular tubing offers a range of benefits that make it a valuable addition to your toolkit.

What is Rectangular Tubing?

Rectangular tubing is a hollow, rectangular-shaped bar made from metallic or plastic materials. Unlike its round or square counterparts, its rectangular shape offers unique advantages for various creative and functional projects. Whether building custom furniture, crafting sculptures, or tackling home improvement challenges, rectangular tubing provides a sturdy yet easily workable foundation. Its appeal to artists, fabricators, and machine shops lies in its strength, ease of manipulation, and aesthetic flexibility. Available in various sizes and materials, it’s perfectly suited for anyone looking to bring their innovative ideas to life with precision and style.

Types of Rectangular Tubes

Here are types of rectangular tubes you can purchase from trusted metal suppliers like FastMetals:

Carbon Steel Rectangular Tubes

Carbon steel rectangular tubes are known for their strength and durability, making them a popular choice for structural projects that require a sturdy framework. With a higher carbon content than other steel types, these tubes can handle a lot of wear and tear, making them ideal for outdoor structures, garden frames, or any project where strength is a priority. Their robust nature, however, means they are heavier and might be prone to corrosion if not properly treated or painted.

Stainless Steel Rectangular Tubes

Stainless steel rectangular tubes offer a sleek, modern look and resistance to corrosion and staining, as compared to carbon steel. This makes them perfect for projects that demand both aesthetic appeal and longevity, such as outdoor furniture, railings, and art installations exposed to the elements. Stainless steel’s resistance to high and low temperatures also makes it suitable for projects involving extremes in temperature, offering reliability and durability in challenging environments.

Aluminum Rectangular Tubes

Aluminum rectangular tubes are lightweight, making them easy to work with, especially for projects that require a lot of maneuvering or where weight is a concern, like mobile art pieces or custom automotive modifications. Despite their lightness, they provide considerable strength and corrosion resistance, which makes them ideal for indoor and outdoor applications. Their malleability allows for creative customizations, perfect for hobbyists looking to push the boundaries of their creative projects.

Brass Rectangular Tubes

Brass rectangular tubes stand out for their distinctive color and natural resistance to corrosion. They offer a unique aesthetic that’s particularly appealing in artistic projects, custom furniture, or decorative elements in home renovations. Brass is also known for its antimicrobial properties, making it a smart choice for surfaces in frequently touched areas. Brass rectangular tubings offer a good balance of workability and durability, suitable for projects where aesthetics are just as important as functionality.

6 Benefits of Rectangular Tubes

1. Strength and Durability

Rectangular tubing is known for its exceptional strength and durability. Its rectangular shape distributes weight evenly, allowing it to withstand higher pressures and loads than other shapes. This makes it an ideal choice for structures requiring a robust framework, ensuring longevity and reliability in indoor and outdoor settings.

2. Versatility in Applications

The versatility of rectangular tubes is unmatched. They can be used in everything from constructing custom furniture and home décor to creating robust frames for garden structures. Their ease of welding, cutting, and drilling opens up endless possibilities for hobbyists, artists, and DIY enthusiasts to explore creative and functional projects.

3. Aesthetic Appeal

Rectangular tubing has a sleek, modern appearance that enhances the aesthetic value of any project. Its clean lines and smooth finish can complement various designs, from minimalist to industrial chic, making it popular for home décor, furniture, and art installations.

4. Ease of Installation

The straightforward shape of rectangular tubing makes it easy to work with, cutting down on installation time and effort. Whether you’re assembling a shelving unit or putting together a frame for a greenhouse, its uniformity allows for simple alignment and connection, making projects more manageable for DIYers of all skill levels.

5. Cost-Effectiveness

Despite its many advantages, rectangular tubing remains affordable for various projects. Its durability and low maintenance requirements contribute to its cost-effectiveness, ensuring that your projects look great and are economical in the long run.

6. Customization and Adaptability

Customization is straightforward with rectangular tubing available in various sizes, thicknesses, and materials. Whether your project needs lightweight aluminum for easy mobility or robust steel for structural support, a rectangular tube fits the bill. This adaptability allows for tailored solutions, ensuring that each project can be completed to meet specific requirements and preferences.

How Rectangular Tubing is Made?

There are three primary methods for manufacturing rectangular tubing:

1. Seamless Method

Seamless tubing is made by extruding steel into a rectangular shape without welding. This process creates a tube with consistent strength and a smooth surface, ideal for projects where aesthetics and structural integrity are key. Think of seamless tubing for sleek furniture designs, custom automotive parts, or any high-pressure application requiring a flawless finish.

2. As-Welded Tubing

As-welded (or electric-resistance welded [ERW]) tubing is formed by bending steel strips into a rectangular shape and welding the seam. This cost-effective method allows for a wide range of sizes and shapes. As-welded tubing is versatile and suitable for general projects like garden structures, decorative frames, and practical uses where the seam’s presence is not a detractor.

3. Drawn-Over-Mandrel (DOM)

The DOM process involves welding the tube and then drawing it over a mandrel to refine its dimensions and surface. This results in tubing with improved dimensional accuracy, uniform wall thickness, and enhanced strength. DOM tubing is perfect for projects requiring precision, such as custom mechanical parts or detailed artistic creations where every detail matters.

Bring Your Projects to Life with FastMetals! 

With its versatility and aesthetic appeal, rectangular tubing is a favorite among DIY enthusiasts, artists, and home improvers for everything from custom furniture to unique art projects. FastMetals is a prime destination for such needs, offering various rectangular tubing materials, including aluminum, stainless steel, carbon steel, and brass.

Ready to start your next project with quality materials? Shop now! Discover the convenience and efficiency of FastMetals and find the ideal rectangular tubing for your creative or functional endeavors.

Mild Steel vs Carbon Steel: Types, Uses, and Manufacturing

Is carbon steel superior to mild steel? It’s a trick question since mild steel falls under the carbon steel category.

Carbon is a fundamental element found in all steel varieties. The resulting alloy is classified as carbon steel when carbon is the primary alloying element. Mild steel is also known as “low-carbon” steel due to its lower carbon content. There are various carbon steels, each with different levels of carbon. The suitability of one over the other largely depends on the specific use or application the steel is intended for.

Types of Carbon Steel

Carbon steel, the most commonly utilized material in engineering, makes up about 85% of the global annual steel production. Its carbon content ranges from 0.25% to 2.0% carbon. This broad spectrum offers varied properties, from increased hardness and strength to improved wear resistance, making it suitable for various demanding applications. The classification into low, medium, and high carbon steel further tailors its uses to specific needs. 

  • Mild Steel or Low Carbon Steel: Mild steel is characterized by its notably low carbon content, typically less than 0.25%. This minimal carbon composition renders it more malleable and ductile than higher carbon steels, making it exceptionally easy to weld, cut, and form. This affordability, weldability, and versatility make mild steel a staple in various industries and applications.

Key applications include:

  • Construction: Due to its weldability and strength, it is used in building frames, beams, and structural components.
  • Automotive: Forms a large part of the automotive body, including car chassis and panels, offering a good balance of strength and formability.
  • Furniture: Provides a cost-effective option for metal furniture frames, thanks to its ease of shaping and joining.
  • Decorative Ironwork: Favored for gates, railings, and decorative items, where its ability to be easily shaped and molded into intricate designs is a significant advantage.
  • Machinery Parts: Mild steel is often used for components that require a certain degree of pliability without sacrificing structural integrity, such as brackets and frames.
  • Medium Carbon Steel: This type balances ductility and strength with a carbon content ranging from 0.25% to 0.5%. It’s often used to manufacture gears, rails, and machinery parts requiring higher tensile strength and wear resistance.
  • High Carbon Steel: The carbon content ranges from 0.5 to 1.25%, offering the highest level of strength and hardness. This makes it ideal for high-strength wires, springs, cutting tools, and blades, where durability and resistance to wear are paramount.

Mild Steel vs. High Carbon Steel: 6 Key Differences Between

FactorMild SteelHigh Carbon Steel
1. Carbon ContentLess than 0.25%0.5 to 1.25%
2. Mechanical StrengthLower compared to high carbon steelHigher due to greater carbon content
3. DuctilityHigher, more easily shapedLower, especially in high-carbon varieties
4. Corrosion ResistanceLess resistant to corrosionMore resistant, particularly high-carbon varieties
5. WeldabilityBetter, and easier to weld due to lower carbon contentVariable, but generally lower especially for high-carbon steel
6. CostGenerally lowerGenerally higher, varies with carbon content

*Mild Steel vs. High Carbon Steel Comparison Table

Manufacturing Process of Carbon Steel

The manufacturing process involves several intricate stages, each crucial in determining the final product’s properties and quality.

Primary Processes

Through the BOF process, steel can be produced using entirely recycled materials or a blend of recycled and virgin steel.

  • Basic Oxygen Furnace (BOF): The primary method for producing mild and carbon steel involves transforming raw materials like iron ore and coke into liquid steel. The process begins with charging the furnace with scrap metal, iron ore, and fluxes. Oxygen is then blown into the furnace at supersonic speeds, which oxidizes impurities like carbon, silicon, and phosphorus. The heat from the oxidation reactions further melts the iron ore, resulting in liquid steel. The liquid steel is then cast into molds to form slabs or ingots, ready for further processing.

Secondary Processes

Market demands for higher-quality steel products have spurred the development of secondary steelmaking processes, allowing manufacturers to tailor the steel composition to produce low carbon steel, medium carbon steel, or high carbon steel.

  • Electric Arc Furnace (EAF): In this process, the steel composition is altered by adding or removing specific components or manipulating the temperature. 

EAF processes include:

  • Stirring: Separating non-metallic impurities to ensure the steel’s homogeneous combination and composition.
  • Ladle furnace: Enables precise temperature control and the measured injection of alloy components.
  • Ladle injection: Inert gas is injected into the bottom of the steel bath to achieve a stirring effect.
  • Degassing: Removes hydrogen, oxygen, and nitrogen while lowering the product’s sulfur content.
  • Composition adjustment: Crucial for achieving stirring, often done through sealed argon bubbling with oxygen blowing (CAS-OB).
  • Deoxidizing Steel: Eliminating oxygen is vital in secondary steelmaking. As molten steel solidifies, oxygen reacts with carbon, producing carbon monoxide gas. Controlling deoxidation can alter the material properties of the final product, affecting its suitability for various applications. 

Deoxidizing steel processes include:

  • Rimming steels: Non-deoxidized or partially deoxidized steels.
  • Capped steels: Similar to rimming, but the mold is capped to prevent the creation of carbon monoxide.
  • Semi-killed steels: Partially deoxidized with a carbon content of 0.15–0.3%.
  • Killed steels: Totally deoxidized until no carbon monoxide is produced during solidification.
  • Casting: Traditional casting methods involve pouring molten steel into individual molds on rail cars. Continuous casting, however, allows molten steel to be cast into shapes more suitable for downstream processing using casting machines. Ingots are then moved to soaking pits to be reheated for hot rolling. A continuous casting machine produces steel into slabs, blooms, or billets.

Finishing Processes

  • Rolling: Rolling is critical in shaping steel into its final form. Hot rolling involves heating the steel above its recrystallization temperature and passing it through a series of rollers to achieve the desired shape and dimensions. On the other hand, cold rolling occurs at room temperature and is used further to refine the steel’s surface finish and mechanical properties.
  • Heat Treatment: Heat treatment processes like normalizing, annealing, and quenching modify the steel’s microstructure and mechanical properties. Normalizing involves heating the steel to a specific temperature and cooling it in air, improving grain structure and mechanical properties. Annealing involves heating the steel to a specific temperature and then slowly cooling it to relieve internal stresses and improve ductility. Quenching involves rapidly cooling the steel in a quenching medium to achieve high hardness and strength.
  • Surface Treatment: Surface treatments like hot dip and electrolytic galvanizing are applied to steel to improve its corrosion resistance and appearance. Hot dip galvanizing involves immersing the steel in a bath of molten zinc, while electrolytic galvanizing involves applying a zinc coating using an electric current. These treatments provide long-lasting protection against corrosion and enhance the steel’s aesthetic appeal.
  • Downstream Secondary Processing: Downstream companies further process steel raw materials into finished products through various procedures, such as machining and welding. These processes add value to the steel products and tailor them to specific applications and industries.

Factors to Consider When Choosing the Right Type of Carbon Steel

When selecting the right type of carbon steel for your project, you must weigh various factors to ensure the material meets your needs. 

Here’s what to consider:

Project Requirements

Evaluate the specific strength, durability, and flexibility required for your project. High carbon steel’s resilience is valuable for high-stress environments, whereas mild steel’s versatility may be preferable for less demanding applications. For example, high carbon steel is the best choice for projects requiring a heavy-duty industrial platform under harsh environments due to its unmatched strength and resilience. Conversely, mild steel offers the ideal blend of malleability and structural integrity when crafting lightweight artistic installations.

Corrosion Environment

Consider the corrosion resistance needed for your project. Mild steel often requires additional measures to prevent rust, while high carbon steel, especially high-carbon varieties, naturally offers better resistance. For instance, when crafting a garden trellis or outdoor furniture exposed to rain and humidity, high carbon steel proves resilient against corrosion without extra treatment. Conversely, mild steel may need protective coatings to withstand outdoor conditions.

Cost Efficiency

When deciding between high carbon steel and mild steel, assessing the project’s long-term value and performance requirements ensures you make the optimal investment. Mild steel often provides a more budget-friendly option, offering savings for various projects. This affordability can benefit you as you work on home renovations, build garden structures, or fabricate furniture. Conversely, high carbon steel may come with higher costs but proves valuable in applications requiring greater strength and durability, such as structural components in construction projects.

Steel the Deal with FastMetals — Your Local Steel Supplier Solution!

Choosing between different carbon steel types requires carefully considering your project’s specific needs. FastMetals stands ready to support your decision with instant pricing, same-day shipment, and no minimum order requirements. Whether a small DIY project or a specialized fabrication task, FastMetals guarantees a seamless, customer-focused experience. Make the right choice today and unlock the potential of your project with FastMetals as your trusted steel supplier.

Metal Melting Points: What You Should Know

Metals are everywhere in our daily lives, from the buildings we live in to the gadgets we use. Knowing the temperature at which a metal melts is crucial for anyone working with these materials. Here, we’ll explore the melting points of different metals, showing you which melt quickly and which will stay solid longer. 

Different Levels of Metal Melting Points

Metals can be categorized based on their melting points, significantly influencing their applications and industrial uses.

High Melting Point Metals

Tungsten, rhenium, osmium, and tantalum have extremely high melting points, which are essential for high-temperature applications like aerospace and electrical components. Tungsten, the leader with a melting point of 3400°C, is ideal for situations requiring exceptional heat resistance, such as in welding and filament production.

Medium Melting Point Metals

Iron, copper, and steel exhibit med-level melting points, crucial for their widespread use in construction, electrical wiring, and automotive manufacturing. Iron’s robustness and steel’s adaptability, with melting points around 1538°C and variable respectively, make them preferred materials in heavy-duty and versatile applications.

Low Melting Point Metals

Gallium, cesium, and mercury have low melting points and are suitable for specialized uses like electronic semiconductors and thermometers. Gallium, for example, melts in hand, illustrating the practical utility of low melting point metals in applications that require quick melting and solidification at relatively low temperatures.

Quick Guide to Metal Melting Points

Metals are found in many items that we see and use every day. Each metal has a different temperature at which it melts, known as its melting point. 

This melting point is important because it tells us at what temperature a metal changes from solid to liquid. This information helps people in various industries, like manufacturing and engineering, choose the right metal for their needs. Below is a table that shows the melting points of some common metals and their common uses.

MetalMelting Point (°C)Melting Point (°F)Common Uses
Aluminum6601220Aerospace, automotive, packaging
Brass9301710Musical instruments, decorative items, fittings
Aluminum Bronze1027-10381881-1900Marine applications, wear-resistant parts
Chromium18603380High-strength alloys, metal ceramics
Copper10841983Electrical wiring, plumbing
Gold10631945Jewelry, electronics, aerospace
Inconel1390-14252540-2600Jet engines, nuclear reactors, extreme environments
Cast Iron12042200Engine blocks, pipes, cookware
Lead328622Batteries, radiation shielding, construction materials
Molybdenum26204748Aerospace, nuclear energy, electronics
Nickel14532647Stainless steel, coins, rechargeable batteries
Platinum17703218Jewelry, catalytic converters, laboratory equipment
Silver9611762Jewelry, electronics, solar panels
Carbon Steel1425-15402597-2800Construction, transportation, appliances
Stainless Steel1375-15302500-2785Medical instruments, cutlery, building cladding
Titanium16703038Aerospace, medical devices, sporting goods
Tungsten34006152Light bulb filaments, cutting tools, high-temperature uses
Zinc420787Galvanizing, alloys, die-casting materials

Factors Influencing Metal Melting Points

Understanding why different metals melt at different temperatures helps us make better choices when using these materials. Several key factors affect the melting points of metals, making each metal unique.

Atomic Structure

How atoms are arranged in a metal plays a big role in determining its melting point. Metals are atoms held together by bonds formed through shared electrons. If these bonds are strong, the metal will have a high melting point because it takes more heat to break them. For example, metals like tungsten have very strong bonds between their atoms and have high melting points.

Atomic Size and Lattice Structure

The size of the atoms in a metal and how they are arranged (lattice structure) also influence its melting point. Larger atoms and more complex lattice structures can lead to higher melting points because they can create stronger metallic bonds.

Bond Strength

Another crucial factor is the strength of the bonds between atoms in a metal. This bond strength depends on how many electrons are involved in the bonding process and how closely packed the atoms are in the metal. Stronger bonds mean a higher melting point because more energy is needed to break these bonds and turn the metal into a liquid.

Electron Configuration

The arrangement of electrons around an atom affects how atoms bond and, consequently, the metal’s melting point. Metals with more delocalized electrons (free to move around) tend to have higher melting points. These free-moving electrons can form stronger bonds in the metal’s structure.

Impurities and Alloying

Adding other elements to a metal (alloying) or the presence of impurities can change its melting point. Impurities can disrupt the metal’s structure, lowering its melting point. On the other hand, alloying can increase the melting point if the added elements form stronger bonds within the metal.

Why Do Metal Melting Points Change Under Different Conditions?

The melting point of a metal tells us the temperature at which it changes from a solid to a liquid. While this temperature stays the same under normal conditions, certain factors can cause it to change.

Form of the Metal

The shape and size of metal pieces can also affect their melting points. When metals are in the form of powders or very thin films, like nanoparticles, they tend to melt at lower temperatures. This is because smaller pieces of metal have more surface area than their volume, making it easier for them to absorb heat and melt.

Temperature Uniformity

Temperature consistency across a piece of metal can affect its observed melting point. In large metal objects, if one part is heated more than another, it might start melting at a lower temperature than expected. This uneven heating can cause variations in the melting point measurements.

Atmospheric Conditions

The environment in which a metal is heated can alter its melting point. For instance, in an atmosphere with reactive gasses, a metal might form compounds on its surface that melt at different temperatures than the pure metal. The presence of oxygen, for example, can lead to oxidation, affecting the melting behavior of the metal.

Thermal History

The history of a metal’s heating and cooling cycles can influence its melting point. Repeated heating and cooling can change the metal’s microstructure, potentially leading to a variation in its melting point over time.

Forge Ahead with FastMetals!

For those in the know, choosing the right metal with the appropriate melting point is key to project success. Whether you’re a fabricator, hobbyist, artist, or operating a machine shop, FastMetals is your go-to source for high-qualiaty metals tailored to your unique needs. Our wide selection and expert knowledge ensure you get the material best suited for your application. Contact us today to learn more!

Exploring Various Aluminum Grades and their Applications

Aluminum is indispensable in engineering structures, automobiles, transportation, and defense, with numerous publications highlighting their significance and series. As the versatile metal of choice, aluminum has revolutionized global industries with its exceptional properties and diverse applications. From aerospace to automotive, construction to packaging, understanding this material, including its aluminum grades, alloys, and properties is crucial for optimal performance and cost-efficiency in diverse projects.

Understanding Aluminum Grades

Aluminum alloys are classified into various grades, each possessing distinct properties tailored to specific applications. The primary alloying elements include silicon, magnesium, copper, zinc, and manganese, which are carefully blended to enhance desired attributes such as strength, corrosion resistance, machinability, and weldability.

2000 Series Aluminum

The 2000 series aluminum is alloyed primarily with copper, with additional elements such as manganese and magnesium. It is known for its exceptional strength and fatigue resistance, making it well-suited for structural applications.


Aerospace components, including aircraft wings, fuselages, and structural elements, utilize 2000 series aluminum due to its high strength-to-weight ratio. It is also employed in high-performance sporting goods and automotive parts.


2000 series aluminum offers high tensile strength, good machinability, and excellent fatigue resistance. However, it has lower corrosion resistance compared to other aluminum alloys.

3000 Series Aluminum

Alloyed primarily with manganese, the 3000 series aluminum offers improved strength and formability compared to pure aluminum. It is known for its excellent corrosion resistance and weldability.


Beverage cans, automotive parts, HVAC components, and cooking utensils are common applications of 3000 series aluminum. Its formability makes it suitable for deep drawing and forming operations.


The 3000 series aluminum exhibits moderate strength, excellent corrosion resistance (particularly in marine environments), and good formability. It is not heat-treatable but can be cold-worked to improve mechanical properties.

5000 Series Aluminum

The 5000 series aluminum is alloyed primarily with magnesium, adding elements such as manganese and chromium. It offers excellent strength and weldability while maintaining good corrosion resistance.


Marine structures, automotive panels, pressure vessels, and architectural applications utilize 5000 series aluminum. Its strength, formability, and corrosion resistance make it versatile for various applications.


5000 series aluminum exhibits high tensile strength, excellent corrosion resistance (especially in marine environments), and good weldability. It is also highly formable and can be easily machined.

6000 Series Aluminum

The 6000 series aluminum is alloyed with magnesium and silicon, offering a balance of strength, formability, and machinability. Due to its versatility and cost-effectiveness, it is one of the most widely used aluminum series.


6000 series aluminum is utilized in structural components, extrusions, architectural profiles, automotive frames, and consumer electronics. Its versatility makes it suitable for various applications across various industries.


6000 series aluminum exhibits good strength, excellent formability, and weldability. It can be easily machined and anodized for enhanced surface properties.

7000 Series Aluminum

Known for its exceptional strength-to-weight ratio, the 7000 series aluminum is alloyed primarily with zinc, with additional elements such as copper and magnesium. It offers high strength and toughness, making it ideal for high-stress applications.


Aerospace components, bicycle frames, rock climbing equipment, and high-performance automotive parts utilize 7000 series aluminum. Its lightweight yet robust properties make it suitable for applications where strength is critical.


7000 series aluminum offers high tensile strength, excellent fatigue resistance, and good machinability. However, it may exhibit lower corrosion resistance than other aluminum alloys and is typically more expensive.

How to Choose the Right Aluminum Grade

Choosing the right aluminum grade is a critical decision that can significantly impact the success and longevity of your project. To ensure optimal performance and cost-effectiveness, several key factors must be carefully considered during the selection process. 

Here are some considerations to provide comprehensive guidance for choosing the most suitable aluminum grade for your application:

Strength Requirements

Determining the level of strength required for your application is paramount. Whether you’re designing structural components subjected to heavy loads or decorative elements where aesthetics take precedence, selecting the appropriate strength level is crucial. 

  • For applications demanding high tensile strength and durability, consider aluminum grades known for their exceptional strength, such as those in the 7000 series. 
  • Conversely, if the primary concern is maintaining a lightweight profile without sacrificing functionality, grades with moderate strength, such as those in the 6000 series, may be more suitable.

Corrosion Resistance

Assessing the environmental conditions to which the aluminum will be exposed is essential for ensuring long-term durability and performance. Harsh environments, such as marine or industrial settings, pose significant challenges in terms of corrosion. 

  • In such cases, opting for aluminum grades with superior corrosion resistance, such as those in the 5000 or 6000 series, can help mitigate the risk of corrosion-induced damage and prolong the lifespan of the components. 
  • Factors such as exposure to chemicals, humidity, and atmospheric pollutants should also be considered when evaluating corrosion resistance requirements.

Formability and Machinability

Another critical consideration is the ease of fabrication and machining, especially for projects involving complex shapes or intricate designs. Aluminum grades vary in formability and machinability characteristics, with some exhibiting better workability than others. 

  • If your project involves extensive forming processes such as bending, stamping, or extrusion, selecting grades known for their excellent formability, such as those in the 3000 or 5000 series, can streamline manufacturing and minimize production costs. 
  • Similarly, for projects requiring precision machining or intricate detailing, opting for grades with superior machinability, such as those in the 6000 series, can ensure smooth machining operations and high-quality finished products.

Cost Considerations

Balancing performance requirements with budget constraints is essential for achieving cost-effective solutions without compromising quality. While high-performance aluminum grades may offer superior properties, they often come at a premium price. Therefore, it’s crucial to evaluate the cost-effectiveness of each grade relative to its performance benefits and suitability for the application at hand. 

  • Consider material availability, production efficiency, and lifecycle costs when assessing the overall cost implications. 
  • Sometimes, a lower-cost aluminum grade with adequate properties may offer the most economical solution without sacrificing performance.

Frequently Asked Questions | FAQs

Which aluminum grade is best?

The best aluminum grade depends on the specific application and requirements. For high-strength applications, grades like the 7075 or 7000 series are often preferred, while for general-purpose use, the 6000 series, particularly 6061, is highly versatile and widely utilized. 

How can you tell if aluminum is pure?

The main difference between 6061 and 5052 aluminum is their composition and properties.

Optical Emission Spectrometry is a rapid and effective method for analyzing high-purity aluminum and aluminum alloys. This technique accurately detects over thirty elemental contaminants, often in quantities as low as sub-parts per million (ppm).

What is the cheapest grade of aluminum?

The cheapest grade of aluminum typically refers to pure aluminum, often found in the 1000 series. While it may not offer the same strength or specialized properties as alloyed grades, pure aluminum is cost-effective and suitable for various non-structural applications such as packaging, household items, and electrical conductors.

What is the most common grade of aluminum?

The most common grade of aluminum is 6061, which belongs to the 6000 series. 6061 aluminum is widely used in various industries due to its strength, weldability, and machinability. It finds applications in structural components, automotive parts, aerospace equipment, consumer electronics, etc.

How do you determine aluminum grade?

Aluminum grades are distinguished by four-digit numbers, with the first digit representing the series and primary alloying element. This system, known as the International Alloy Designation System, helps identify each grade’s unique properties and applications.

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At FastMetals, we understand the diverse needs of metalworkers across various industries, so we’re committed to providing comprehensive solutions for all your aluminum requirements. Whether you’re a fabricator, artist, hobbyist, or part of a machine shop, FastMetals caters to your specific needs with instant pricing, same-day shipment, and no minimum order quantity. 

With our focus on quick turn-around and excellent customer service, FastMetals ensures you have access to the highest quality aluminum grades tailored to your unique projects. Shop aluminum grades now at FastMetals for limitless project potential!

Sheet Metal Gauge Chart: A Comprehensive Guide

Precision and accuracy are paramount in metalworking. Whether fabricating automotive parts, constructing industrial machinery, or crafting delicate art pieces, understanding the nuances of sheet metal gauge is essential. Sheet metal gauge serves as a universal language, guiding engineers, artisans, and manufacturers in selecting the appropriate thickness for their projects.

What Do Sheet Metal Gauges Mean? 

Sheet metal gauge refers to a standardized method used to measure and categorize the thickness of sheet metal. This system, which has its roots in the British iron wire industry in the 19th century, provides a series of numerical gauge values to represent different thicknesses. Interestingly, as the gauge number increases, the material thickness decreases for most metals, a counterintuitive aspect that often surprises newcomers.

Gauge charts are crucial because they guide the selection process, ensuring that the material chosen meets a project’s structural and aesthetic needs. Whether you’re constructing a robust architectural framework or crafting delicate jewelry, understanding gauge numbers can significantly impact the outcome of your work.

Importance of Understanding Metal Sheet Gauge

Understanding sheet metal gauge, or thickness, is crucial before purchasing. Here’s why:


The gauge of metal significantly influences the durability of your project or design. Thicker metal can withstand more wear and tear, making it essential for longevity and resilience applications.

Cost Efficiency

Choosing the right thickness is also a matter of cost. Opting for metal that’s too thick for your needs can unnecessarily increase your expenses, affecting production and shipping costs. Conversely, using metal that is too thin might reduce initial costs but could lead to higher expenses due to repairs or replacements.

Structural Integrity

The integrity of any structure or item made from metal heavily depends on choosing the appropriate thickness. Metal that’s too thin may not support the intended load, leading to structural failures or bending under pressure. Ensuring you have the right gauge for your application is pivotal to avoiding such issues.

How Do Sheet Metal Gauges Work?

Unlike standard or metric measurements, which rely on units like inches or millimeters, gauging follows its own set of rules. To find out the actual thickness of sheet metal, you can refer to a gauge conversion chart. This chart helps translate gauge numbers, such as 18 gauge, into familiar measurements—0.0478 inches or 1.214 millimeters for steel, for example. However, the gauge number, like “18” in this case, doesn’t directly relate to the actual thickness measurements.

It’s important to note that various gauge systems are in use today and differ based on the type of metal. For instance, while 18 gauge steel is 0.0478 inches thick according to one system, 18 gauge aluminum might be slightly thinner at 0.0403 inches. This difference underscores the importance of using a gauge chart to accurately determine the necessary thickness for your metal, ensuring that it meets the specific requirements of your project.

Sheet Metal Gauge Charts

Mild Steel Gauge Chart

Gauge NumberInchesMillimeters

Aluminum Gauge Chart

Gauge NumberInchesMillimeters

Stainless Steel Gauge Chart

Stainless Steel
Gauge Number

Galvanized Steel Gauge Chart

Galvanized Steel
Gauge Number

Brass Gauge Chart

Brass Gauge

Copper Gauge Chart

Copper Gauge

Where Did Sheet Metal Gauges Originate?

The history of sheet metal gauges can be traced back to the wire drawing industry before the industrial revolution. Initially, wire was sold by weight, which led to inconsistencies as wires of varying thicknesses could have the same weight. To address this issue, wire drawers began quoting wire based on the number of draws required to create it, with the number of draws becoming the gauge.

This measurement method evolved from drawing wires through progressively thinner dies, assigning each size a numerical gauge. When steelmakers began rolling sheets of steel, they adopted a similar approach. Since measuring sheet thickness directly was challenging, they used the gauge system to specify sheet metal thickness by weight per square foot.

Unlock Precision and Quality: Explore FastMetals’ Sheet Metal Selection Today

The sheet metal gauge chart is more than just a list of numbers; it’s the foundation for successful projects. By understanding and utilizing these charts you can ensure precision and quality in their work. Remember, whether you’re in a professional machine shop or your garage, the key to achieving excellence lies in the details.

For those looking to purchase quality materials, FastMetals offers a wide range of sheet metals suitable for various projects and the expertise to help you select the right gauge for your needs.