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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 selection of precision-made bars, thoughtfully designed to satisfy demanding 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 used 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 forward-thinking 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 Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. With cutting-edge production facilities strategically situated in the New Zealand, we offer an extensive inventory of more than 25,000 tons of top-quality materials kept ready in stock.
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These M42 High-Speed Steel Round Bar are supplied by us 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 and endure elevated temperatures without sacrificing its hardness.
Excellent Wear Resistance: They demonstrate superb 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 additionally provide excellent toughness, lowering the chance of breakage and guaranteeing longevity 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 precision and durability are essential.
M42 High-Speed Steel Round Bar uses span a range as wide as the industries relying on them, led chiefly by the aerospace, railway, construction and automotive sectors alongside 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.