Marzouk Steel is a well-respected manufacturer and supplier of carbon steel EN 10210-1 Grade S420NH pipes, based in Tunis, Tunisia. The company specializes in providing top-notch hollow structural sections and pipes that adhere to international standards, catering to the rigorous demands of construction and industrial applications. With a strong emphasis on quality assurance, precise manufacturing, and dependable delivery, Marzouk Steel guarantees products that are both durable and consistent. Their technical know-how and robust supply chain make them a go-to choice for clients in need of high-strength steel pipes that boast excellent mechanical performance, weldability, and long-lasting structural reliability.
The EN 10210-1 Grade S420NH pipes are crafted from fine-grain, high-strength low-alloy carbon steel, specifically tailored for hot-finished structural applications. The chemical makeup includes carefully controlled amounts of carbon, manganese, phosphorus, sulfur, and microalloying elements, which work together to enhance strength, toughness, and weldability. On the mechanical side, S420NH pipes deliver a minimum yield strength of 420 MPa, paired with impressive tensile strength and excellent notch toughness, even at elevated temperatures. These characteristics ensure remarkable resistance to brittle fracture and reliable performance under heavy structural loads.
| Carbon | Silicon | Manganese | Phosphorous | Sulphur | Molybdenum | Nickel | Chromium | Copper | Others |
| max 0.22 | max 0.60 | 1.00-1.70 | 0.035 | 0.03 | max 0.10 | max 0.80 | max 0.30 | max 0.70 | V max 0.05 Al min 0.020 Nb max 0.05 Ti max 0.03 |
| Yield Strength | Tensile Strength | Elongation A5 min | |||
| MPa min | ksi min | MPa min | MPa min | ksi min | Percentage |
| 520 | 680 | – | 19 | ||
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Marzouk Steel is a trusted manufacturer and supplier of high-quality Carbon Steel EN 10210-1 Grade S420NH Pipe in Tunis, Tunisia. Specializing in premium steel materials, we offer a diverse range of products, including Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our extensive inventory features Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. With a strong commitment to reliable delivery and exceptional customer service, Marzouk Steel provides top-grade materials that ensure superior performance in various industrial applications. Trust Marzouk Steel for all your Carbon Steel EN 10210-1 Grade S420NH Pipe needs.
| DIN | EN | BS | NFA | ASTM | ASME |
|---|---|---|---|---|---|
| – | EN 10210-1 Grade S420NH | – | – | – | – |
You’ll find EN 10210-1 Grade S420NH pipes commonly used in construction, industrial, and engineering projects where high strength and safety are paramount. Typical applications range from building frameworks and bridges to cranes, offshore structures, heavy machinery supports, and structural fabrication. They’re also utilized in welded and cold-formed sections that require outstanding mechanical properties. Thanks to their blend of high strength, toughness, and weldability, S420NH pipes are perfect for projects that demand structural integrity, durability, and long-term performance under critical load 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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