ASTM A513 Gr 1008
ASTM A513 Gr 1008 is a low-carbon steel primarily used for mechanical tubing applications. Produced using electric-resistance-welded (ERW) processes, this grade offers excellent formability, smooth surface finish, and reliable dimensional accuracy—making it ideal for high-precision fabrication. Its low carbon content ensures superior weldability, consistent performance, and suitability for bending, flaring, flattening, and other forming operations. ASTM A513 Gr 1008 is widely used in automotive parts, furniture, appliances, mechanical components, and general engineering applications.
Key Features
- Low Carbon Content: Ensures excellent weldability and formability.
- High Dimensional Accuracy: Ideal for precision mechanical applications.
- Smooth Surface Finish: Suitable for powder coating, painting, and plating.
- Consistent Strength: Offers stable mechanical properties for fabrication.
- Versatile Manufacturing: Suitable for bending, flaring, swaging, and roll forming.
- Cost-Effective: Popular choice for large-scale production and engineering needs.
Equivalent Grades
| Standard | Equivalent Grade |
|---|---|
| UNS | G10080 |
| SAE/AISI | 1008 |
| EN | C4D / DC01 (approx.) |
| JIS | SPCC (approx.) |
| ISO | FeP01 |
Available Sizes
Round Tubes
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OD: 6 mm – 168 mm
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Wall Thickness: 0.5 mm – 8 mm
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Length: Up to 12 meters
Square & Rectangular Tubes
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Square: 10×10 mm – 150×150 mm
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Rectangular: 20×10 mm – 200×100 mm
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Thickness: 0.8 mm – 6 mm
Custom Sizes
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Custom shapes and dimensions available on request.
ASTM A513 Gr 1008 Chemical Composition (%)
| Element | Content (%) |
|---|---|
| Carbon (C) | 0.08 max |
| Manganese (Mn) | 0.30 – 0.50 |
| Phosphorus (P) | 0.040 max |
| Sulfur (S) | 0.050 max |
| Iron (Fe) | Balance |
ASTM A513 Gr 1008 Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | 270 – 410 MPa |
| Yield Strength | 170 – 240 MPa (typical) |
| Elongation | 25 – 40% |
| Hardness | HRB 70 max |
| Modulus of Elasticity | 200 GPa |
ASTM A513 Gr 1008 Physical Properties
| Property | Value |
|---|---|
| Density | 7.85 g/cm³ |
| Melting Point | 1425–1540 °C |
| Thermal Conductivity | 51 W/m·K |
| Electrical Resistivity | 0.15 µΩ·m |
| Poisson’s Ratio | 0.29 |
Types of ASTM A513 Grade 1008
- Type 1: Hot Rolled
- Type 2: Cold Rolled
- Type 3: As-Welded Tubing
- Type 4: Stress-Relieved Tubing
- Type 5: Drawn-Over-Mandrel (DOM)
- Type 6: DOM + Stress-Relieved
Applications
- Automotive Components
- Mechanical & Structural Tubing
- Furniture Frames & Steel Chairs
- Fitness Equipment
- Electrical Conduit & Mechanical Enclosures
- Home Appliances
- Agricultural Machinery
- Industrial Fabrication
- Roll-Formed Sections
- General Engineering Applications
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