Ojas Pipes and Tubes, a leading manufacturer and supplier located in Kolkata, India, specializes in top-notch High Speed Steel M42 Bars designed to meet the rigorous demands of high-performance tooling and machining sectors. Known for their remarkable wear resistance, red hardness, and toughness, Ojas’s M42 bars are crafted with precision using advanced metallurgical techniques. These bars are perfect for creating cutting tools that thrive in extreme conditions. Ojas is committed to maintaining quality consistency, dimensional accuracy, and timely delivery, making them a reliable partner for customers in search of durable high-speed steel solutions across various industrial fields.
The High Speed Steel M42 Bars from Ojas Pipes and Tubes are specifically designed for high-performance applications that require exceptional hardness, red hardness, and durability. These bars are a popular choice in industries like tooling, die-making, and heavy-duty machining due to their impressive cutting performance and wear resistance. Manufactured under strict quality control, the M42 bars offer excellent toughness and retain sharpness even at high temperatures. Ojas provides customized dimensions and quick delivery, ensuring a steady supply of premium high-speed steel that meets international standards for industries throughout India.
| 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 are mainly utilized in the creation of high-performance cutting tools such as drills, taps, end mills, and broaches, particularly for cutting tough materials. Their outstanding hot hardness and wear resistance make them ideal for high-speed machining tasks, including milling, turning, and drilling. M42 bars are also employed in cold work applications and high-pressure dies where edge retention is crucial. Sectors like automotive, aerospace, heavy engineering, and metalworking reap the benefits of their extended tool life and minimized downtime. These bars guarantee productivity and precision in various demanding applications.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Rupal Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Delhi, India
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