Al Summan Metals, a highly regarded manufacturer and supplier based in Dubai, UAE, has established a strong reputation for producing premium **High Speed Steel T1 Bars** that comply with international engineering and performance standards. These bars are engineered to provide outstanding hardness, cutting efficiency, and durability, which makes them ideal for demanding industrial applications. Al Summan Metals employs advanced production techniques and accurate heat treatment processes to ensure reliable quality and performance. With a keen emphasis on innovation and customer satisfaction, the company serves a range of sectors, such as tooling, automotive, aerospace, and machinery manufacturing, delivering trustworthy solutions for high-performance cutting and forming operations.
High Speed Steel T1 Bars consist mainly of tungsten (about 18%), chromium (4%), vanadium (1%), and carbon (0.7–0.8%), with small quantities of manganese and silicon. This distinctive makeup gives T1 steel exceptional hardness, notable red hardness, and superior wear resistance. The alloy holds its cutting edge even under high temperatures, providing strong compressive strength and toughness. T1 bars also offer excellent grindability and dimensional stability, which makes them ideal for precision machining and demanding cutting tasks where durability and heat resistance are essential.
| 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, T1 High-Speed Steel bars are weldable, though the process demands specialized methods such as preheating and post-weld heat treatment to avoid cracking and preserve their hardness and strength characteristics.
High-Speed Steel T1 bars withstand corrosion thanks to the chromium content, which creates a protective oxide layer across the surface. This improves their ability to resist moisture and chemical wear, extending tool life.
High Speed Steel T1 Bars are widely used across industries that demand outstanding cutting performance and durability. They are primarily employed in manufacturing drills, reamers, taps, saw blades, and milling cutters. Within sectors such as automotive, metalworking, and aerospace, these bars play a vital role in producing high-speed cutting and forming tools that operate under extreme temperature and pressure conditions. Their superior heat resistance and edge retention make them well-suited for precision machining tasks, delivering a long service life and dependable performance in modern manufacturing settings.
We supply materials accompanied by both mill test certificates and third-party test certificates, guaranteeing the highest standards of quality and compliance.
Al Summan 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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