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Standard: ASTM A283
Description: A283 Grade B low carbon steel grade specified under the ASTM A283 standard, widely recognized for its excellent weldability and moderate strength. A283 Grade B carbon steel is primarily used in structural applications where cost-effectiveness and ease of ...
A283 Grade B low carbon steel specified under the ASTM A283 standard, widely recognized for its excellent weldability and moderate strength. A283 Grade B carbon steel is primarily used in structural applications where cost-effectiveness and ease of fabrication are critical.
A283 Grade B carbon steel offers a balance of strength and ductility, making it suitable for various industrial uses. Its low carbon content ensures good weldability, while its mechanical properties support moderate load-bearing requirements. A283 Grade B carbon steel is widely used in industries requiring structural integrity without the need for high strength. Its versatility makes it a go-to material for projects involving A283 Grade B structural steel components. Common applications include:
- Construction: Used in building frameworks, bridges, and other infrastructure projects.
- Manufacturing: Ideal for producing storage tanks, silos, and industrial equipment.
- General Fabrication: Suitable for A283 Grade B steel for welding projects due to its excellent weldability.
The chemical composition of A283 Grade B carbon steel ensures its suitability for structural purposes with controlled carbon and manganese levels.
Element | Carbon (C) | Manganese (Mn) | Phosphorus (P) | Sulfur (S) | Silicon (Si) | Copper (Cu) |
---|---|---|---|---|---|---|
Content (%) | ≤ 0.17 | ≤ 0.90 | ≤ 0.035 | ≤ 0.040 | ≤ 0.40 | ≥ 0.20 (if specified) |
The mechanical properties of A283 Grade B low carbon steel sheet make it ideal for moderate structural applications.
Property | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
---|---|---|---|
Value | 345-450 | ≥ 185 | ≥ 25 (in 200mm) |
A283 Grade B can be compared to other international standards for similar applications.
Standard | Equivalent Grade |
---|---|
EN 10025-2 | S235JR |
JIS G3101 | SS400 |
GB/T 700 | Q235B |
A283 Grade B carbon steel can be utilized as a base material for various steel types and is available in a range of dimensions to meet project needs.
- Thickness: 6mm to 150mm
- Width: 1500mm to 4500mm
- Length: 3000mm to 18000mm
These dimensions make A283 Grade B carbon steel plate a flexible option for diverse structural and industrial applications.
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