A36
ASTM A36 Steel Plate — High strength, versatile, and cost-effective carbon steel for structural applications.
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Excellent Weldability: ASTM A36 steel plate offers superior weldability and machinability for diverse fabrication.
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High Strength: Reliable yield strength around 250 MPa, suitable for heavy-duty construction and engineering.
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Good Ductility: Maintains excellent toughness even under low-temperature conditions.
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Cost-Effective Solution: One of the most economical structural carbon steels available.
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Wide Availability: Commonly stocked in various thicknesses and dimensions for immediate delivery.
A36 Steel Plate Description
ASTM A36 steel plate is one of the most widely used mild carbon steels under the American standard ASTM A36/A36M. It is known for its excellent strength, weldability, and versatility, making it ideal for structural and general engineering purposes.
A36 steel is commonly used in bridges, buildings, oil rigs, ships, and heavy machinery fabrication. It has a minimum yield strength of 250 MPa and tensile strength between 400–550 MPa.
For structural projects that require reliable performance and easy fabrication, A36 carbon steel plate provides an optimal balance between cost, mechanical strength, and durability.
A36 Steel Plate Technical Data Sheet
| A36 Chemical Composition | |
| Element | Typical / Max (%) |
| Carbon (C) | 0.25 – 0.29 |
| Silicon (Si) | 0.15 – 0.40 |
| Manganese (Mn) | 0.80 – 1.20 |
| Phosphorus (P) | ≤ 0.04 |
| Sulfur (S) | ≤ 0.05 |
| Copper (Cu) | ≤ 0.20 (if specified) |
| Iron (Fe) | Balance (~98%+) |
| A36 Mechanical Properties | |
| Property | Specification |
| Standard | ASTM A36 / A36M |
| Grade | A36 |
| Thickness Range | 2–200 mm |
| Tensile Strength | 400–550 MPa |
| Yield Strength | ≥250 MPa |
| Elongation | ≥20% |
| Impact Energy (20°C) | ≥27 J |
| Delivery Condition | Hot Rolled / Normalized |
| Surface | Mill Finish, Shot Blasted, or Painted |
A36 Steel Plate Applications
ASTM A36 steel plate is widely applied in industries such as:
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Construction & Infrastructure: Building frames, bridges, and steel structures.
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Shipbuilding: Hulls, decks, and structural sections.
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Machinery Manufacturing: Engineering equipment and heavy vehicles.
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Oil & Gas Industry: Platforms, tanks, and structural supports.
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General Fabrication: Welding, cutting, and forming for various industrial parts.
