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ASTM high‑strength structural steel
ASTM High Strength Structural Steel offers significantly higher yield and tensile strength than standard structural steels, ensuring structural stability and safety under dynamic or static loading. It features excellent toughness for impact resistance and good weldability for complex fabrication. Common grades include ASTM A572, A514, and A709, used in bridges, buildings, heavy machinery, and offshore structures.
ASTM: A572 Gr.50, A514 Gr.B, A709 Gr.50GB: Q355B, Q420, Q550EN: S355J2, S460NL
MaterialASTM A572 / ASTM A514 / ASTM A709 / ASTM A633 / ASTM A1011 / ASTM A656 / ASTM A242 / ASTM A588 / ASTM A871
Thickness5mm - 200mm
Width50mm - 4000mm
Length1000mm - 12000mm
MOQ1 Ton
Lead Time7-15 days
PortShanghai / Tianjin
Response within 24 hours
In Stock — Ready to Ship
| Material Grade | ASTM A572 / ASTM A514 / ASTM A709 / ASTM A633 / ASTM A1011 / ASTM A656 / ASTM A242 / ASTM A588 / ASTM A871 | Standard | ASTM A572 / ASTM A514 / ASTM A709 / ASTM A633 / ASTM A1011 / ASTM A656 / ASTM A242 / ASTM A588 / ASTM A871 |
| Thickness Range | 5mm - 200mm | Width Range | 50mm - 4000mm |
| Length Range | 1000mm - 12000mm | MOQ | 1 Ton |
| Lead Time | 7-15 days | Port of Shipment | Shanghai / Tianjin |
| Yield Strength | ≥345 MPa | Tensile Strength | ≥450 MPa |
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