Rashid Metals, based in Muscat, Oman, has built a solid reputation as a reliable manufacturer and supplier of top-notch tool steels, including High Speed Steel T4 bars. The company is dedicated to providing materials that meet international standards, ensuring they perform reliably in tough machining and tooling situations. With state-of-the-art production facilities and a talented technical team, Rashid Metals guarantees consistent metallurgical quality, precise dimensions, and prompt delivery. They proudly serve customers throughout Oman and the GCC region, earning a strong reputation for their technical know-how, dependable supply, and customer-centric solutions tailored for industrial and manufacturing needs.
High Speed Steel T4 is a tungsten-based alloy that includes carbon, chromium, tungsten, molybdenum, and vanadium. This well-thought-out composition results in exceptional hardness, impressive wear resistance, and dependable hot hardness. In terms of mechanics, T4 bars boast high compressive strength, solid toughness, and stable cutting performance even at elevated temperatures. They maintain their hardness during high-speed machining and resist softening under heat, making them ideal for a variety of cutting and forming tools.
| ASTM A600 | C | Mn | P | S | Si | Cr | V | W | Mo | Co | ||||||||
| T4 | 0.70 | 0.80 | 0.10 | 0.40 | 0.03 | 0.03 | 0.20 | 0.40 | 3.75 | 4.50 | 0.80 | 1.20 | 17.50 | 19.00 | 0.40 | 1.00 | 4.25 | 5.75 |
| DIN ISO 4957 | C | Mn | P | S | Si | Cr | V | W | Mo | Co | ||||||||
| S 18-1-2-5/1.3255 | 0.75 | 0.83 | … | 0.40 | 0.03 | 0.03 | … | 0.45 | 3.80 | 4.50 | 0.80 | 1.20 | 17.50 | 18.50 | 0.50 | 0.80 | 4.50 | 5.50 |
| JIS G4403 | C | Mn | P | S | Si | Cr | V | W | Mo | Co | ||||||||
| SKH3 | 0.73 | 0.83 | … | 0.40 | 0.03 | 0.03 | … | 0.45 | 3.80 | 4.50 | 0.80 | 1.20 | 17.00 | 19.00 | … | … | 4.50 | 5.50 |
| Density [g/cm3] | 8.70 | |
| Properties | Metric | Imperial |
| Modulus of elasticity | 190-210 GPa | 27557-30458 ksi |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Country | USA | German | Japan |
| Standard | ASTM A600 | DIN EN ISO 4957 | JIS G4403 |
| Grades | T4/T12004 | S 18-1-2-5/1.3255 | SKH3 |
| Properties | Metric | Imperial |
| Thermal expansion co-efficient | 11.9 µm/m°C | 6.6 µin/in°F |
High Speed Steel T4 bars are sized by diameter and length, typically ranging from 1/4" to 10" in diameter, with standard lengths of 12 to 20 feet, depending on manufacturer specifications.
High Speed Steel T4 bars and rods are manufactured through alloying, melting, forging, and heat treatment processes, followed by precision machining to achieve desired hardness, strength, and dimensional accuracy for industrial use.
High-speed steel T4 bars should be stored in a dry, clean environment, protected from moisture and corrosion. Store them on flat, secure surfaces to prevent deformation or damage.
T4 bars are commonly used in the production of cutting tools and industrial tooling where consistent performance is a must. You’ll find them in applications like drills, milling cutters, taps, reamers, and broaches, especially when machining mild and alloy steels. They also play a crucial role in tool and die making, metal forming tools, and general engineering components. Thanks to their balanced mix of hardness, toughness, and heat resistance, T4 bars are perfect for both light and medium-duty machining tasks.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Rashid Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Muscat, OMAN
Copyright 2024 Rashid Metals. All rights reserved