Operating from the heart of Addis Ababa, Desta Steel proudly stands as your trusted local source for high-strength, weathering steel. We specialize in supplying ASTM A588 GR.AB Corten steel sheets and plates, a material chosen for its exceptional durability and distinctive, self-protecting finish. This steel is engineered to endure Ethiopia’s diverse climate, offering a robust, low-maintenance solution for projects that demand both longevity and structural integrity, making it an ideal choice for builders and architects aiming for resilience.
The strength of A588 GR.AB Corten lies in its specific composition, which includes elements like phosphorus, copper, chromium, and nickel. This unique blend promotes the formation of a tight, protective rust patina that halts further corrosion. Mechanically, it offers a high minimum yield strength of 50 ksi (345 MPa), ensuring excellent load-bearing capacity, while maintaining good weldability and formability for versatile fabrication.
| Specifications | ASME SA588 / ASTM A588 |
| Grade | Gr A / Gr B Corten Steel Plates |
| Thickness | from 0.8 mm to 50mm |
| Width | from 750mm to 1500mm |
| Length | up to 12,000mm |
| Type | Weathering Steel / Weather Resistant / Corten Steel |
| Process | Hot-Rolled (HR) |
| Applications | concrete industry, metallurgy, fan industry, coal industry, mining machinery, construction machinery, etc. |
| Grade | C % | Si % | Mn % | P % | S % | Cr % | V % | Ni % | Cu % |
| Grade A | 0.19 | 0.30-0.65 | 0.80-1.25 | 0.04 | 0.05 | 0.40-0.65 | 0.02-0.10 | 0.40 | 0.25-0.5 |
| Grade B | ≤0.20 | 0.15-0.50 | 0.75-1.35 | 0.040 | 0.050 | 0.40-0.70 | 0.01-0.10 | ≤0.50 | ≤0.50 |
| Grade | Thickness | Yield Strength ReH[N/mm2]transv.min | TensileStrength Rm[N/mm2]transv |
| ASTM A588 | 0mm-100mm | 340 MPa | 480 MPa |
| 102mm-127mm | 320 MPa | 460 MPa | |
| 127mm-203mm | 290 MPa | 430 MPa |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| THICKNESS | WIDTH | LENGTH | |
| A588 Steel | 3/16″ – 8″ | 48″ – 120″ | Up to 480″ |
| Width | Length | (lbs/ft) Weight |
| 48.00″ | 120.00″ | 15.0315 |
| 60.00″ | 120.00″ | 10.0210 |
| 48.00″ | 120.00″ | 20.0420 |
| 48.00″ | 120.00″ | 10.0210 |
The primary application for this remarkable steel is in exposed structural frameworks, such as bridges, transmission towers, and large architectural sculptures, where its weathering characteristic is a key advantage. It’s also increasingly popular for modern building facades, outdoor sculptures, and ornamental landscaping features, as the evolving russet patina becomes an integral part of the design. By choosing this material, you invest in a structure that grows more characterful over time while requiring minimal upkeep.
Desta Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Addis Ababa, Ethiopia.
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