Mourad Metals stands out as a top-notch manufacturer and supplier located in Tunis, Tunisia, specializing in high-quality High-Speed Steel (HSS) M2 Bars designed for precision tooling and various industrial applications. The company is committed to upholding international quality standards and utilizes cutting-edge manufacturing techniques to ensure consistent material properties, durability, and precise dimensions. Catering to sectors like metalworking, automotive, aerospace, and engineering, Mourad Metals offers HSS M2 Bars customized to meet specific needs. With a strong emphasis on reliability, prompt delivery, and technical support, the company has built a solid reputation as a trusted supplier of High-Speed Steel M2 Bars in both regional and global markets.
High-Speed Steel M2 is a molybdenum-based alloy steel that contains around 0.85% carbon, 4% chromium, 5% molybdenum, 2% vanadium, and 6% tungsten. This unique blend gives the steel remarkable hardness, wear resistance, and impressive red-hardness, enabling it to maintain cutting performance even at high temperatures. HSS M2 Bars are known for their good toughness, moderate ductility, and excellent machinability, making them perfect for crafting cutting tools, drills, and industrial components that demand precision and durability.
| ASTM A600 | C | Mn | P | S | Si | Cr | V | Mo | W | |||||||
| M2 regular C | 0.78 | 0.88 | 0.15 | 0.40 | 0.03 | 0.03 | 0.20 | 0.45 | 3.75 | 4.50 | 1.75 | 2.20 | 4.50 | 5.50 | 5.50 | 6.75 |
| DIN ISO 4957 | C | Mn | P | S | Si | Cr | V | Mo | W | |||||||
| 1.3343 | 0.86 | 0.94 | … | … | … | … | … | 0.45 | 3.80 | 4.50 | 1.70 | 2.10 | 4.70 | 5.20 | 5.90 | 6.70 |
| JIS G4403 | C | Mn | P | S | Si | Cr | V | Mo | W | |||||||
| SKH51 | 0.80 | 0.88 | … | 0.40 | 0.03 | 0.03 | … | 0.45 | 3.80 | 4.50 | 1.70 | 2.10 | 4.70 | 5.20 | 5.90 | 6.70 |
| Mechanical properties | Metric | Imperial |
| Hardness, Rockwell C (tempered at 1150°F, quenched at 2200°F) | 62 | 62 |
| Hardness, Rockwell C (as hardened, quenched at 2200°F) | 65 | 65 |
| Compressive yield strength (when tempered at 300°F) | 3250 MPa | 471000 psi |
| Izod impact unnotched (when tempered at 300°F) | 67 J | 49.4 ft-lb |
| Abrasion (loss in mm3, as-hardened; ASTM G65) | 25.8 | 25.8 |
| Abrasion (loss in mm3, tempered at 1275°F; ASTM G65) | 77.7 | 77.7 |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Elastic modulus | 190-210 GPa | 27557-30458 ksi |
| Country | USA | German | Japan |
| Standard | ASTM A600 | DIN EN ISO 4957 | JIS G4403 |
| Grades | M2 | 1.3343 | SKH51 |
| Thermal properties | Metric | Imperial |
| CTE, linear (@20.0 – 100°C/ 68.0 – 212°F) | 10 μm/m°C | 5.56 μin/in°F |
| CTE, linear (@20.0 – 500°C/68.0 – 932°F) | 12.2 μm/m°C | 6.78 μin/in°F |
| CTE, linear (@20.0 – 850°C/68.0 – 1560°F) | 12.6 μm/m°C | 7 μin/in°F |
| DENSITY (G/CM 3) | 8.08 |
| DENSITY (LB/IN 3) | 0.292 |
| MELTING POINT (°C) | 1425 |
| MELTING POINT (°F) | 2600 |
Yes, High-Speed Steel M2 can be welded, but it requires careful heat control. Preheating, welding with proper filler material, and post-weld heat treatment are necessary to avoid cracking and preserve hardness.
High-Speed Steel M2 bars are not ideal for high-temperature applications, as they can lose hardness and wear resistance above 540°C, limiting their performance in extreme heat conditions.
High-Speed Steel M2 bars should be stored in a dry, cool environment to prevent corrosion. They should be kept off the ground, ideally on wooden or metal racks, and away from moisture or chemicals.
HSS M2 Bars are extensively utilized in the creation of cutting tools, milling cutters, drills, taps, reamers, gear cutters, and lathe tools. They play a crucial role in industries such as metalworking, automotive, aerospace, and precision engineering, where high-speed machining and heat resistance are essential. M2 Bars guarantee consistent cutting performance, extended tool life, and reliability in challenging industrial applications, making them the go-to choice for high-performance tooling solutions.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Mourad Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Tunis, Tunisia
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