At Emirerri Steel, we pride ourselves on providing top-quality ASTM A500 Steel Tube, a widely used specification for cold-formed, welded, and seamless carbon steel structural tubing. This material is essential in industries such as construction, automotive, infrastructure, and manufacturing, offering superior strength, durability, and weldability. Our ASTM A500 tubing is available in multiple shapes, including ASTM A500 square tube, ASTM A500 rectangular tube, and ASTM A500 round steel tube, and is classified into Grade A, B, C, and D, each with unique mechanical properties. This article provides a comprehensive overview of ASTM A500 steel structural tubing, detailing its material composition, mechanical properties, dimensions, types, key features, and applications.

 

Material Composition and Mechanical Properties

At Emirerri Steel, we ensure that our ASTM A500 steel tubes are made from high-quality carbon steel, guaranteeing excellent performance in structural applications. The composition varies slightly across different grades but maintains essential elements to optimize strength and durability.

Chemical Composition (%)

Element	Grade A	Grade B	Grade C	Grade D
Carbon (C), max	0.26	0.26	0.23	0.23
Manganese (Mn), max	1.35	1.35	1.35	1.35
Phosphorus (P), max	0.035	0.035	0.035	0.035
Sulfur (S), max	0.035	0.035	0.035	0.035
Copper (Cu), min (if specified)	0.2	0.2	0.2	0.2

 

Mechanical Properties

Property	Grade A	Grade B	Grade C	Grade D
Yield Strength (ksi)	39	42	46	50
Tensile Strength (ksi)	45	58	62	58
Elongation (%)	25	23	21	23

 

Dimensions and Sizes

Our ASTM A500 structural tubing is available in a variety of sizes to meet the needs of different applications:

• Square Tubing: 10–800 mm square
• Round Tubing: 13.7–1214 mm outer diameter (OD)
• Rectangular Tubing: 10–400 mm wide by 20–800 mm long

 

Grades of ASTM A500 Steel Tube

• Grade A: Lower strength steel, suitable for low-stress structural applications.
• Grade B: Standard-strength steel for general structural purposes.
• Grade C: High-strength steel, ideal for demanding applications.
• Grade D: The highest strength steel, offering improved weldability and toughness.

 

Types of ASTM A500 Steel Tubing

1. ASTM A500 Round Steel Tube

A circular cross-section tube widely used in construction, industrial framing, and automotive applications, ensuring even stress distribution and high strength.

2. ASTM A500 Square Tube

Square-shaped tubing known for its rigidity, uniform strength, and ease of assembly, making it ideal for structural frameworks, buildings, and machinery.

3. ASTM A500 Rectangular Tube

Rectangular cross-section tubes designed for heavy-duty structural applications, offering enhanced load-bearing capabilities for bridges and large infrastructure projects.

 

Key Features of ASTM A500 Steel Structural Tubing

1. High Structural Integrity

• Designed to withstand bending, compression, and tension forces.
• Manufactured with strict dimensional tolerances.
• Available in both welded and seamless construction.

2. Strength and Durability

• Excellent strength-to-weight ratio, making it an efficient structural material.
• Corrosion-resistant, ensuring durability in harsh environments.
• Suitable for load-bearing applications.

3. Weldability

• Easily welded using conventional welding methods.
• No pre- or post-weld treatments required, ensuring cost-effective fabrication.
• Provides reliable structural performance in construction and industrial projects.

4. Versatile Applications

• Construction & Infrastructure: Used in bridges, buildings, and support structures.
• Automotive & Machinery: Found in vehicle frames, roll cages, and heavy equipment.
• Fencing & Guardrails: Ideal for safety barriers, gates, and perimeter security.
• Furniture & Industrial Equipment: Common in shelving, workstations, and storage racks.

 

Applications of ASTM A500 Steel Tubing

1. Construction and Building Industry

• Used in load-bearing structures, bridges, and high-rise buildings.
• Provides reinforcement for concrete applications.
• Found in columns, beams, and support frameworks.

2. Automotive and Transportation

• Essential in automobile chassis, roll cages, and truck frames.
• Provides lightweight yet high-strength solutions for transportation applications.
• Used in railings and safety barriers in transport infrastructure.

3. Industrial and Machinery Applications

• Used in conveyor systems, machinery frames, and equipment supports.
• Provides durability in manufacturing plants and warehouses.
• Found in cranes, lifting equipment, and robotic structures.

4. Agricultural and Fencing Applications

• Used in farm structures, fencing, and greenhouse frameworks.
• Provides weather-resistant structural support for agricultural equipment.

 

Why Choose ASTM A500 Steel Structural Tubing?

At Emirerri Steel, we prioritize quality, precision, and reliability in every steel tube we manufacture and supply. Our ASTM A500 structural tubing is trusted across multiple industries for its superior strength, durability, and customizability.

• High-quality materials ensuring superior performance.
• Available in custom dimensions to meet project-specific needs.
• Cost-effective and highly durable, reducing long-term maintenance costs.
• Versatile across multiple industries, from construction to transportation.
• Superior strength compared to other carbon steel tubes.

 

Conclusion

At Emirerri Steel, we specialize in providing ASTM A500 steel tubing that meets the highest industry standards. Whether you require A500 square tubing, A500 rectangular steel tube, or ASTM A500 round tube, our products deliver exceptional strength, weldability, and corrosion resistance. With multiple grades (A, B, C, D) available, our tubing solutions ensure compliance with diverse load-bearing and performance requirements.

For premium-quality ASTM A500 structural tubing, trust Emirerri Steel to deliver excellence for your construction, industrial, and infrastructure needs.