Phehlukwayo Metal, located in Cape Town, South Africa, stands out as a top manufacturer and supplier of High Speed Steel T1 Bars. Known for their precision and quality, this company crafts high-performance steel bars that are engineered for exceptional hardness, wear resistance, and heat tolerance. The High Speed Steel T1 Bars produced by Phehlukwayo Metal are made to comply with international industrial standards, guaranteeing outstanding durability and performance even in the toughest conditions. They cater to various industries, including tool-making, automotive, and general engineering, providing dependable solutions for cutting, drilling, and shaping tasks, all while ensuring precision, efficiency, and long-lasting operational integrity.
These High Speed Steel T1 Bars are primarily made up of carbon (0.7–0.8%), tungsten (17–18%), chromium (3.75–4.5%), vanadium (1.7–2.0%), and sometimes cobalt, all designed to enhance hardness, toughness, and wear resistance. They boast impressive mechanical properties, such as high tensile strength, excellent impact resistance, and the ability to maintain hardness even at elevated temperatures. These bars are built to resist deformation, abrasion, and heat-induced softening, ensuring they perform reliably in demanding industrial applications where durability, precision, and reliability are essential for achieving consistent results.
| ASTM A600 | C | Mn | P | S | Si | Cr | V | Mo | W | Co | ||||||||
| T1 | 0.62 | 0.80 | 0.10 | 0.40 | 0.03 | 0.03 | 0.20 | 0.40 | 3.75 | 4.50 | 0.90 | 1.30 | … | … | 17.25 | 18.75 | … | … |
| DIN ISO 4957 | C | Mn | P | S | Si | Cr | V | Mo | W | Co | ||||||||
| HS18-0-1/1.3355 | 0.73 | 0.85 | … | … | … | … | … | 0.65 | 3.60 | 4.50 | 1.00 | 1.20 | … | … | 17.20 | 18.70 | … | … |
| JIS G4403 | C | Mn | P | S | Si | Cr | V | Mo | W | Co | ||||||||
| SKH2 | 0.73 | 0.83 | … | 0.40 | 0.03 | 0.03 | … | 0.45 | 3.80 | 4.50 | 1.00 | 1.20 | … | … | 17.20 | 18.70 | … | … |
| Properties | Metric | Imperial |
| Density | 8.67 g/cm3 | 0.313 lb/in3 |
| Hardness, Rockwell C | 63.0 – 65.0 | 63.0 – 65.0 |
| 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 | T1 | HS18-0-1/1.3355 | SKH2 |
| Properties | Conditions | ||
| T (°C) | Treatment | ||
| Thermal expansion | 9.7 x 10-6/ºC | 20-200 more | – |
| Thermal conductivity | 19.9 x W/m-K | 100 more | – |
Yes, High-Speed Steel T1 bars can be welded, but it requires specialized techniques like preheating and post-weld heat treatment to prevent cracking and maintain their hardness and strength properties.
High-Speed Steel T1 bars resist corrosion due to the presence of chromium, which forms a protective oxide layer on the surface. This enhances their resistance to moisture and chemical wear, prolonging tool life.
High Speed Steel T1 Bars find extensive use in industries that require high-performance cutting and machining tools. They are perfect for creating drills, taps, reamers, milling cutters, and lathe tools thanks to their superior hardness and wear resistance. The automotive and aerospace sectors utilize T1 bars for precision components that face high stress and heat. Metalworking industries depend on these bars for effective shaping, cutting, and forming operations. With their blend of toughness, heat resistance, and high hardness, High Speed Steel T1 Bars are crucial for producing durable, accurate, and long-lasting industrial tools.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Phehlukwayo Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Cape Town, South Africa
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