Marzouk Steel is a reputable manufacturer and supplier located in Tunis, Tunisia, specializing in high-quality carbon steel products tailored for critical industrial and pressure vessel applications. They provide SA 515 Grade 70 sheets and plates that meet international standards, renowned for their strength, reliability, and consistent performance. With state-of-the-art processing facilities, rigorous quality assurance systems, and a team of experienced professionals, Marzouk Steel guarantees dependable materials and prompt delivery. They cater to sectors like oil and gas, petrochemical, power generation, and heavy engineering, prioritizing safety, precision, and long-term customer satisfaction.
The SA 515 Grade 70 sheets and plates are crafted from carbon steel with a precisely controlled chemical composition, making them suitable for pressure vessel service at moderate to high temperatures. This material features optimized levels of carbon, manganese, silicon, and trace elements, which enhance its strength and toughness. Mechanically, SA 515 Grade 70 boasts higher yield and tensile strength compared to lower grades, along with good notch toughness and excellent weldability. These characteristics ensure reliable performance under internal pressure and in demanding operating conditions.
| Specifications | ASTM A515 Gr. 60 / ASME A515 Grade 60 | |
| Thickness |
| |
| Length | 3000 mm – 8000 mm | |
| Width | 1500-3500mm | |
| Form | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Strip, Flats, Blank (Circle), Ring (Flange) | |
| Finish | Cold rolled sheet (CR), Hot rolled plate (HR) | |
| Hardness | Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc. |
| Grade | C | Mn | P | S | Si |
|---|---|---|---|---|---|
| A515 Grade 70 | 0.30-0.35 | 1.30 max | 0.035 max | 0.035 max | 0.13-0.45 |
| Grade | Yield | Tensile | Thickness | Elongation |
|---|---|---|---|---|
| A515 Grade 70 | MPa -551 min | MPa – 485-620 |  50-200mm | 17-21% |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
You’ll find SA 515 Grade 70 sheets and plates commonly used in the fabrication of boilers and pressure vessels that face higher stress levels. Typical applications include pressure vessels, heat exchangers, storage tanks, and drums in the oil and gas, petrochemical, fertilizer, and power industries. This material is also utilized in industrial vessels and structural components that require enhanced strength and durability. Its proven mechanical performance and resistance to pressure make it an ideal choice for critical equipment operating under elevated temperature and pressure conditions.
Marzouk 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 Tunis, Tunisia.
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