Nestled in the heart of Manama’s industrial landscape, Ahmer Steel has built a strong reputation as a trusted manufacturer and supplier of high-grade steel. We specialize in providing robust ASTM A537 sheets and plates, materials chosen by professionals who cannot compromise on strength and reliability. Our commitment is to deliver not just a product, but a durable foundation for the ambitious projects that shape our region and beyond, ensuring every client receives material that meets the most rigorous international standards.
The composition of ASTM A537 is a careful balance of carbon, manganese, and silicon, creating a fine-grained carbon-manganese-silicon steel. Its true value, however, lies in its exceptional mechanical properties. This grade is heat-treated to achieve remarkable strength and toughness, even in low-temperature environments. It’s specifically engineered to resist brittle fracture, making it a go-to material for applications where safety and structural integrity under stress are absolutely paramount.
| Condition | normalized |
| grade | ASTM A537 Cl 1 |
| sizes |
|
| Manufacturing method | Hot Rolled |
| certificates | EN 10204 3.1/2.2 |
| Brands | Thyssen, JSPL, Essar, JSW, POSCO, Clabecq, TATA, Dillinger, Uttam, SAIL |
| Uses |
|
| Surface | Painted, Natural |
| TPI | DNV, CE, TUV, KR, CCS, RINA, LR, GL, ABS |
| Mn | 0.70-1.60% |
| C | 0.24% |
| S Max. | 0.025% |
| Ph Max. | 0.025% |
| CU Max. | 0.35% |
| Si | 0.15-0.50% |
| CR Max. | 0.25% |
| NI Max. | 0.25% |
| MOLY Max. | 0.08% |
|  Heat Treatment | Class |  Thickness | Tensile Strength, minimum, ksi [MPa] | Yield Strength, minimum, ksi [MPa] |
|---|---|---|---|---|
| Q & T | Class 3 | 21/2Â in. & under [65 milimeter and under] | 80 ksi [550] | 55 ksi [380] |
| Over 4 inch [Over 100 milimeter] | 70 ksi [485] | 40 ksi [275] | ||
| Over 21/2Â to 4 inch [Over 65 to 100 milimeter] | 75 ksi [515] | 50 ksi [345] | ||
| Q & T | Class 2 | 21/2Â inch and under [65 milimeter and under] | 80 ksi [550] | 60 ksi [415] |
| Over 4 inch [Over 100 milimeter] | 70 ksi [485] | 46 ksi [315] | ||
| Over 21/2Â to 4 inch [Over 65 to 100 milimeter] | 75 ksi [515] | 55 ksi [380] | ||
| Normalized | Class 1 | 21/2Â inch and under [65 milimeter and under] | 70 ksi [485] | 50 ksi [345] |
| Over 21/2Â inch [Over 65 milimeter] | 65 ksi [450] | 45 ksi [310] |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
The unique toughness of ASTM A537 makes it indispensable for critical applications, particularly in the construction of large-scale pressure vessels and storage tanks for the oil, gas, and petrochemical industries. You will also find it forming the backbone of offshore platforms and heavy-duty mining equipment, where its ability to perform reliably under immense pressure and in challenging climates is essential. Essentially, it’s the material of choice for any structure where failure is simply not an option.
Ahmer 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 Manama, Bahrain.
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