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Experience outstanding performance with our M42 High-Speed Steel Round Bars, carefully engineered to thrive across a wide variety of industrial uses. Our product range features an extensive assortment of precision-engineered bars, thoughtfully designed to satisfy rigorous industry standards for durability and corrosion resistance. As a reliable supplier, we put customer satisfaction first by providing tailored solutions, competitive pricing, and rapid delivery. Whether for precision machining, tool manufacturing, or other essential applications, our M42 High-Speed Steel Round Bars reliably provide superior performance. Elevate your projects with our trustworthy and innovative solutions, supported by our steadfast dedication to quality and excellence in every aspect.
| Mechanical Properties | Metric | Imperial |
| Hardness, Rockwell C (oil quenched from 1204°C, 5 minutes) | 64.3 | 64.3 |
| Hardness, Rockwell C (oil quenched from 1177°C, 5 minutes) | 65.5 | 65.5 |
| Hardness, Rockwell C(oil quenched from 1163°C) | 65.8 | 65.8 |
| Izod impact unnotched (oil quenched at 1191°C; 510°C temper temperature) | 13.6 J | 10.0 ft- lb |
| Izod impact unnotched (oil quenched at 1191°C; 622°C temper temperature) | 24.4 J | 24.4 J |
| Machinability (1% carbon steel) | 35.0 – 40.0% | 35.0 – 40.0% |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Elastic modulus | 190-210 GPa | 27557-30457 ksi |
| ASTM A600 | C | Mn | P | S | Si | Cr | V | Mo | W | Co | ||||||||
| M42 | 1.05 | 1.15 | 0.15 | 0.40 | 0.03 | 0.03 | 0.15 | 0.65 | 3.50 | 4.25 | 0.95 | 1.35 | 9.00 | 10.00 | 1.15 | 1.85 | 7.75 | 8.75 |
| DIN ISO 4957 | C | Mn | P | S | Si | Cr | V | Mo | W | Co | ||||||||
| 1.3247/HS2-9-1-8 | 1.05 | 1.15 | … | … | … | … | … | 0.70 | 3.50 | 4.50 | 0.90 | 1.30 | 9.00 | 10.00 | 1.20 | 1.90 | 7.50 | 8.50 |
| JIS G4403 | C | Mn | P | S | Si | Cr | V | Mo | W | Co | ||||||||
| SKH59 | 1.05 | 1.15 | … | 0.40 | 0.03 | 0.03 | … | 0.70 | 3.50 | 4.50 | 0.90 | 1.30 | 9.00 | 10.00 | 1.20 | 1.90 | 7.50 | 8.50 |
At Sumakhsteel, we’re proud to be the largest supplier and manufacturer in the USA, delivering advanced solutions for every one of your piping requirements. Backed by cutting-edge manufacturing facilities strategically situated across the USA, we maintain an extensive stock of more than 25,000 tons of top-grade materials kept ready in inventory.
Reach out to us for a fast quote tailored to your needs.
We supply these M42 High-Speed Steel Round Bar in accordance with DIN, ISO, JIS or ANSI Standard.
Exceptional Hardness: M-2 steel is celebrated for its outstanding hardness, which enables it to keep its cutting edges sharp and endure high temperatures without any loss of hardness.
Excellent Wear Resistance: They demonstrate remarkable wear resistance, which makes them perfect for machining tasks where tools face abrasive materials and intense friction.
Superior Toughness: In spite of their hardness, M-2 steel round bars also provide outstanding toughness, lowering the chance of breakage and guaranteeing durability in tough conditions.
High Heat Resistance: They have strong heat resistance qualities, allowing them to operate reliably at high temperatures without sacrificing cutting performance.
Versatility: M-2 steel round bars are extremely versatile, fitting for a broad array of uses such as toolmaking, machining, and manufacturing where accuracy and durability are essential.
M42 High-Speed Steel Round Bar uses are as varied as the sectors they support, led chiefly by the aerospace, railway, construction and automotive sectors, along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
Yes, M42 High-Speed Steel Round Bars can be recycled. High-speed steels such as M42 are able to be reclaimed via methods like melting and refining, which makes them environmentally sustainable choices for industrial uses where toughness and performance matter most.
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Email: sales@sumakhsteel.com