Marzouk Steel, located in Tunis, Tunisia, has built a solid reputation as a reliable manufacturer and supplier of top-notch Alloy Steel Gr B7M screws. These screws are celebrated for their remarkable strength, precision, and carefully controlled hardness, making them perfect for demanding industrial applications. Thanks to advanced manufacturing techniques and strict quality control measures, Marzouk Steel guarantees that every Gr B7M screw performs reliably, ensuring safety and a long lifespan. The company caters to various sectors, including oil and gas, petrochemical, construction, and heavy engineering, providing fastening solutions that boast exceptional tensile strength, corrosion resistance, and mechanical stability for tough operational conditions.
Crafted from high-quality alloy steel that includes carbon, chromium, and molybdenum, Alloy Steel Gr B7M screws are designed for maximum strength with controlled hardness. They showcase impressive mechanical properties, featuring a tensile strength of about 860–1,030 MPa, yield strength around 720–860 MPa, and an elongation of 8–12%. With heat treatment and stress relief processes, Gr B7M screws gain enhanced toughness, fatigue resistance, and improved ductility, making them ideal for applications that require lower hardness and better resistance to stress corrosion cracking.
| Specifications | : | ASTM A 193 ASME SA 193 |
| Standard | : | IS, ASTM, BS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Hex Head Screw, Socket Head Cap Screw, Socket Set Screws, Anchor Screw, Blind Rivet, Concrete screw, Threaded Screw, Steel Shoulder Screw, Panel Screw, Machine Screw. |
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 Alloy Steel Gr B7M Screw in Tunis, Tunisia. We specialize in premium steel products, including Alloy Steel, Carbon Steel, Mild Steel and Galvanized Steel, with a strong focus on Carbon Steel Sheet and Plates. Our extensive inventory also includes Pipes, Tubes, Flanges, Forged Fittings and Bars. Committed to fast delivery and exceptional customer service, we use only the finest raw materials to ensure superior strength, durability and performance for critical industrial applications. Contact us today for all your Alloy Steel Gr B7M Screw needs!
These Alloy Steel Gr B7M screws find extensive use in the oil and gas, petrochemical, power generation, and refinery industries. They are particularly well-suited for fastening flanges, pressure vessels, pipelines, and structural components that operate under high pressure and elevated temperatures. Offering excellent reliability, controlled mechanical performance, and a long service life, these screws also help minimize the risk of hydrogen embrittlement and stress corrosion. Engineers and industrial operators trust Alloy Steel Gr B7M screws for critical applications that demand secure fastening, safety, and durability in challenging and high-risk environments.
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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