Mourad Metals is a reputable manufacturer and supplier located in Tunis, Tunisia, specializing in high-quality High-Speed Steel (HSS) M35 Bars designed for tough industrial and precision machining tasks. The company follows rigorous quality standards and employs advanced manufacturing techniques to guarantee consistent hardness, wear resistance, and precise dimensions. Catering to industries like aerospace, automotive, tooling, and engineering, Mourad Metals customizes HSS M35 Bars to meet specific needs. With a commitment to reliability, prompt delivery, and excellent technical support, the company has built a solid reputation as a trustworthy supplier of High-Speed Steel M35 Bars in both local and global markets.
High-Speed Steel M35 is a cobalt-rich alloy steel that contains around 0.85–1.0% carbon, 4% chromium, 5% molybdenum, 2% vanadium, 6% tungsten, and 5% cobalt. This unique blend gives it remarkable hardness, wear resistance, and red hardness, enabling the steel to maintain its cutting efficiency even at high temperatures. HSS M35 Bars also boast good toughness, high fatigue strength, and excellent machinability, making them perfect for crafting precision cutting tools and components that require durability and thermal stability.
| ASTM A600 | C | Mn | P | S | Si | Cr | V | Mo | W | Co | ||||||||
| M35 | 0.82 | 0.95 | 0.15 | 0.40 | 0.03 | 0.03 | 0.20 | 0.45 | 3.80 | 4.50 | 1.75 | 2.15 | 4.75 | 5.25 | 5.50 | 6.50 | 4.60 | 5.00 |
| DIN ISO 4957 | C | Mn | P | S | Si | Cr | V | Mo | W | Co | ||||||||
| 1.3243/HS6-5-2-5 | 0.87 | 0.95 | … | 0.40 | 0.03 | 0.03 | … | 0.45 | 3.80 | 4.50 | 1.70 | 2.10 | 4.70 | 5.20 | 5.90 | 6.70 | 4.50 | 5.00 |
| JIS G4403 | C | Mn | P | S | Si | Cr | V | Mo | W | Co | ||||||||
| SKH55 | 0.87 | 0.95 | … | 0.40 | 0.03 | 0.03 | … | 0.45 | 3.80 | 4.50 | 1.70 | 2.10 | 4.70 | 5.20 | 5.90 | 6.70 | 4.50 | 5.00 |
| Temperature °C / °F | |||||||
| 20 / 70 | 400 / 750 | 600 / 1110 | |||||
| Density | Kg/m³ lbs/in³ | 8150 .294 | 8050 .290 | 7990 .228 | |||
| Modulus of Elasticity | kN/mm³² psi | 230 34 · 10 6 | 205 31 · 10 6 | 184 27 · 10 6 | |||
| Coefficient of Thermanl expansion from 20°C / 70°F | per °C per °F | – | 11.6 · 10-6 6.4 · 10-6 | 11.9 · 10-6 6.6 · 10-6 | |||
| Thermal Conductivity | W/m °C Btu/sq. ft. h °F/in. | 24 166 | 28 194 | 27 187 | |||
| Specific Heat | J/kg °C Btu/lb °F | 420 0.10 | 510 0.12 | 600 0.14 | |||
| Country | USA | German | Japan |
| Standard | ASTM A600 | DIN EN ISO 4957 | JIS G4403 |
| Grades | M35 | 1.3243/HS6-5-2-5 | SKH55 |
| Thermal properties | Metric | Imperial |
| CTE, linear (@21 – 399°C / 69.8 – 750°F) | 11.4 μm/m°C | 6.33 μin/in°F |
| CTE, linear (@21 – 593°C /69.8 – 1100°F) | 11.5 μm/m°C | 6.39 μin/in°F |
| Type | SIZES (mm) | SIZES (Inches) | ISO Tolerance |
|---|---|---|---|
| Cold Drawn and Ground | 10.00 – 75.00 | 5/6″ – 2.50″ | h8-h9-h10-h11 |
| Peeled and Polished | 40.00 – 150.00 | 1.50″ – 6.00″ | h11, h11-DIN 1013 |
| Peeled and Ground | 20.00 – 50.00 | 3/4″ – 2.00″ | h9-h10-h11 |
| Cold Drawn and Polish | 3.00 – 75.00 | 1/8″ – 3.00″ | h8-h9-h10-h11 |
Yes, High-Speed Steel M35 can be welded, but it requires careful control of heat and preheating. Post-weld heat treatment is often necessary to restore its hardness and performance.
Yes, High-Speed Steel M35 bars can be customized in terms of dimensions, shape, and surface finish. Machining and heat treatment processes can also be tailored to meet specific performance requirements.
HSS M35 Bars are frequently utilized in the manufacturing of drills, milling cutters, taps, reamers, gear cutters, and lathe tools. They find extensive use in the automotive, aerospace, metalworking, and heavy engineering sectors, where high-speed machining, wear resistance, and heat stability are essential. M35 Bars deliver outstanding cutting performance, extended tool life, and dependable operation under the demanding conditions of high-temperature and high-speed machining, making them an excellent choice for precision and industrial tooling applications.
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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