


ASTM A36/A36M Quality carbon structural steel plate
ASTM A36/A36M Quality carbon structural steel plate is a versatile carbon steel material used in construction and general fabrication. We provide certified industrial supply.
1. Good Weldability and Structural Strength
2. Multiple Grades and Thickness Options
3. Conforms to International Standards
ASTM A36/A36M Quality carbon structural steel description
ASTM A36/A36M is a widely used carbon structural steel plate suitable for general construction, machinery, and industrial applications. As a China-based manufacturer and bulk supplier, we offer A36 steel plates with excellent strength, formability, and weldability, making them ideal for fabrication, bridges, buildings, and machinery parts.
Our A36 plates are available in thicknesses ranging from 6mm to 100mm, fully compliant with ASTM A36/A36M standards. They provide reliable performance for structural frameworks, brackets, and load-bearing components.
If you are a construction firm, fabricator, or trader looking for high-quality A36 carbon steel plates, contact us for competitive pricing and bulk supply options. Inquire today for factory-direct shipments!
ASTM A36/A36M-Chemical Composition/Tensile Requirements
| ASTM A36/A36M Chemical Composition | |
| Element | Composition (Max %) |
| Carbon (C) | 0.26% |
| Manganese (Mn) | 0.80–1.20% (≥0.75% for plates > 20mm) |
| Phosphorus (P) | 0.04% max |
| Sulfur (S) | 0.05% max |
| Silicon (Si) | 0.40% max (≥0.15% for killed steel) |
| Copper (Cu) | 0.20% min (when required for corrosion resistance) |
| ASTM A36/A36M – Tensile Requirements | |
| Property | Value |
| Tensile Strength | 400–550 MPa (58,000–80,000 psi) |
| Yield Strength | ≥250 MPa (36,000 psi) |
| Elongation (in 200 mm) | ≥20% (for plates ≤ 50 mm) |
| Elongation (in 50 mm) | ≥23% (for bars & shapes) |
| Brinell Hardness (HBW) | ~119–159 (estimated) |
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ASTM A36/A36M Quality carbon structural steel Application
ASTM A36/A36M Quality Carbon Structural Steel Plates are widely used in general construction and structural applications due to their excellent strength, formability, and weldability. In building construction, they are commonly used for beams, columns, and framing components, providing reliable support in commercial and industrial structures. The bridge and infrastructure sector relies on A36 plates for girders, bracings, and decking due to their durability and load-bearing capacity.
In heavy machinery and equipment manufacturing, A36 steel is ideal for fabricating frames, bases, and structural parts that require moderate strength and easy machinability. The shipbuilding industry uses these plates for hulls, decks, and bulkheads where good weldability and toughness are essential. Additionally, A36 plates are employed in storage tanks, railway components, and agricultural equipment due to their cost-effectiveness and versatility.
As a widely available and economical carbon steel, ASTM A36/A36M is a preferred choice for fabricators, construction firms, and EPC contractors working on projects requiring dependable structural integrity.


