Marzouk Steel, located in Tunis, Tunisia, has built a solid reputation as a reliable manufacturer and supplier of top-notch Alloy Steel 4140 foils. Known for their impressive strength, durability, and precision, these foils are specifically designed to meet the demanding needs of the automotive, aerospace, and industrial sectors. By employing cutting-edge rolling and heat-treatment techniques, along with strict quality control measures, Marzouk Steel guarantees that each 4140 foil provides consistent mechanical performance and long-lasting reliability. Catering to industries like heavy machinery, construction, and manufacturing, Marzouk Steel offers foils that blend toughness, wear resistance, and high-strength performance, making them perfect for challenging operational environments.
Alloy Steel 4140 foils are crafted from a mix of carbon, chromium, manganese, and molybdenum, engineered to deliver high strength, toughness, and wear resistance. These foils boast impressive mechanical properties, including a tensile strength of around 655–850 MPa, yield strength of 415–620 MPa, and an elongation of 20–25%. After undergoing heat treatment to enhance hardness, dimensional stability, and fatigue resistance, Alloy Steel 4140 foils maintain reliable performance even under high-stress conditions. Their unique combination of strength, ductility, and durability makes them ideal for precision engineering tasks in demanding industrial and mechanical settings.
| Specifications | : | ASTM A387 / ASME SA387 |
| Thickness | : | 1mm-300mm |
| Width | : | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, 4050mm etc |
| Length | : | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, 12000mm, 15000mm etc |
| Surface | : | 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc |
| Finish | : | Hot rolled plate (HR), Cold rolled sheet (CR) |
| Form | : | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Strip etc. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| Alloy Steel 4140 | 0.15 max | 0.30-0.60 | 1.0 max | 0.030 max | 0.030 max | 8.0 – 10.0 | 0.90 – 1.10 | – | – |
| Tensile (MPa) | Yield (MPa) | Elongation (50mm) | Elongation (200mm) | Reduction of Area |
| 415 – 585 | 205 min | 18% min | – | 40% min |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Alloy Steel 4140 foils find extensive use across automotive, aerospace, heavy machinery, and manufacturing industries. They are perfect for creating gaskets, shields, structural components, and precision-engineered parts that require high strength and wear resistance. These foils deliver outstanding mechanical performance, durability, and reliability in tough conditions, helping to minimize maintenance needs and extend service life. Engineers and industrial operators favor Alloy Steel 4140 foils for applications that demand precision, toughness, and consistent performance in high-stress, high-temperature, and corrosive environments, making them indispensable in today’s industrial landscape.
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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