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A588 Plate
A588 Plate
ASTM A588 mild steel sheet is a high-strength, low-alloy steel known for its excellent corrosion resistance. Also called Corten plate steel, it forms a stable oxide layer that protects against weathering. This material is ideal for outdoor structures such as bridges, building facades, and towers. It offers strong weldability and long-term durability in harsh conditions. A588 steel comes in grades A, B, and K. Zhaojian Steel supplies quality A588 sheets in various sizes with fast delivery and custom services for your project needs.
Product Specifications
| Standard | ASTM A588 / A588M |
| Grades Available | Grade A, Grade B, Grade K |
| Product Type | High-Strength Low-Alloy Structural Steel (Weathering Steel) |
| Surface Finish | Hot Rolled, Mill Finish; Self-weathering oxide layer (no coating needed) |
| Thickness (mm) | 4.75 – 100 mm |
| Width (mm) | 1219 – 3048 mm |
| Length (mm) | Up to 12,000 mm |
| Element | Grade A/B/K |
| Carbon (C) | ≤ 0.19% |
| Manganese (Mn) | 0.75–1.35% |
| Phosphorus (P) | ≤ 0.04% |
| Sulfur (S) | ≤ 0.05% |
| Copper (Cu) | 0.25–0.40% |
| Chromium (Cr) | 0.40–0.65% |
| Nickel (Ni) | 0.40% max |
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More Details
Applications
Bridge Construction, Building Facades, Architectural Cladding, Transmission Towers, Wind Turbine Bases, Industrial Infrastructure
FAQ
What is the difference between A588 steel and regular carbon steel?
A588 steel contains alloying elements like copper and nickel, providing better corrosion resistance than standard carbon steel.
Can A588 steel be welded easily?
Yes, A588 mild steel sheet offers good weldability with standard techniques like MIG or arc welding.
Is painting necessary for A588 steel in outdoor use?
No, A588 steel naturally forms a protective rust layer and usually doesn’t need painting in most outdoor settings.
