In the heart of Kinshasa, Yoane Steel stands as a trusted partner for the nation’s builders and innovators, proudly supplying high-quality ASTM A588 GR.AB Corten steel. We understand that the demanding Congolese climate requires materials that are not only strong but also exceptionally resilient. This is why we specialize in this remarkable weathering steel, a product that combines formidable strength with a unique, self-protecting patina, making it an ideal choice for projects that demand both longevity and structural integrity right here in our dynamic environment.
The composition of A588 GR.AB Corten steel is finely balanced, featuring key elements like phosphorus, copper, chromium, and nickel. This specific blend is what fosters its famous weathering characteristic. Mechanically, it boasts a high minimum yield strength of 50 ksi (345 MPa), ensuring excellent load-bearing capacity. This combination results in a material that is approximately four to eight times more corrosion-resistant than conventional carbon steel, offering a superior strength-to-weight ratio that is both efficient and economical for long-term use.
| 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 applications for this steel are as diverse as Congo itself, perfectly suited for constructing durable bridges, robust building facades, and sturdy outdoor sculptures that gracefully age with time. Its high-strength and corrosion resistance make it a premier choice for architectural elements, heavy-duty equipment frames, and essential infrastructure components exposed to the elements. By choosing this material, you invest in a solution that reduces long-term maintenance, as its protective rust layer eliminates the need for painting, creating structures that are built to last for generations.
Yoane 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 Kinshasa, Congo.
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