Kanish Metals is a reliable manufacturer and supplier of High Speed Steel M42 Bars, with its presence in Dubai, UAE, providing top-grade tool steel solutions to industries demanding maximum cutting performance and endurance. M42 is a high speed steel that contains cobalt and is highly praised for its exceptional red hardness, wear resistance, and toughness even under the toughest machining conditions. Kanish Metals provides precision-ground M42 bars in diverse sizes, as per customers’ specified requirements. With an emphasis on global quality standards, quick delivery, and customer satisfaction, Kanish Metals caters to tooling, aerospace, automotive, and engineering industries throughout the UAE and worldwide.
High Speed Steel M42 generally consists of approximately 1.1% carbon, 8% cobalt, 9.5% molybdenum, 3.8% chromium, 1.2% vanadium, and 1.5% tungsten. The high cobalt content provides it with excellent hot hardness, keeping it with sharp cutting edges at temperatures above 650°C. M42 attains a hardness of 68–70 HRC after appropriate heat treatment and possesses superior abrasion resistance, compressive strength, and toughness. All these characteristics make M42 one of the highest quality high speed steels for use in cutting tools and high-performance usage.
| 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 |
| 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 |
| Country | USA | German | Japan |
| Standard | ASTM A600 | DIN EN ISO 4957 | JIS G4403 |
| Grades | M42 | 1.3247/HS2-9-1-8 | SKH59 |
Yes, High-Speed Steel M42 can be welded, but it requires specialized techniques like preheating, post-weld heat treatment, and using appropriate filler materials to avoid cracking and maintain its properties.
Yes, High Speed Steel M42 bars are recyclable. They can be melted and reused in manufacturing, reducing waste and conserving resources, making them an environmentally friendly material choice.
High-Speed Steel M42 bars should be stored in a dry, cool environment, protected from moisture and corrosion. Ensure they are placed on clean, stable surfaces to prevent damage and maintain quality.
High Speed Steel M42 Bars are extensively used in the production of tools that demand maximum hardness and heat resistance. Typical uses are in drills, reamers, taps, milling cutters, end mills, and broaches for machining at high speeds. M42 is specifically well suited for machining hard-to-machine materials like stainless steel, titanium alloys, and high-nickel alloys. M42 is also applied in cold work tooling, punches, and dies that withstand high pressure and heat. The high wear resistance and retention of edge of M42 guarantee extended tool life and better productivity under high-load and high-speed industrial operations.






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Kanish Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Dubai, UAE
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