Neith Metals, located in Cairo, Egypt, stands out as a top manufacturer and supplier of premium metal products and specialty alloys. One of their standout offerings is the High Speed Steel T4 Bars, which are celebrated for their remarkable wear resistance, toughness, and hardness. Crafted through cutting-edge metallurgical techniques and rigorous quality control, these bars adhere to international performance and reliability standards. Catering to sectors like tooling, automotive, aerospace, and precision engineering, Neith Metals delivers robust High Speed Steel T4 Bars tailored for high-performance tasks, guaranteeing enduring cutting efficiency, dependable operation, and exceptional machining performance even in the toughest industrial settings.
High Speed Steel T4 Bars are made from high-carbon, high-alloy steels, primarily consisting of iron with 0.9–1.1% carbon, 4–5% tungsten, 4% chromium, 2% vanadium, and 1% molybdenum. These bars boast impressive hardness, typically around 60–62 HRC, and tensile strength that ranges from 1,700–1,900 MPa. With outstanding wear resistance, red hardness, and toughness, T4 Bars maintain their cutting efficiency even at high temperatures, making them perfect for heavy-duty cutting tools, milling, drilling, and forming tasks in demanding machining environments.
| 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.
High Speed Steel T4 Bars find extensive use in industries that demand high hardness, wear resistance, and durability. They are particularly well-suited for crafting cutting tools like drills, taps, milling cutters, reamers, and gear cutters. The automotive and aerospace sectors rely on T4 Bars for precision components that need to perform reliably under significant stress. Tooling and metalworking industries utilize these bars for heavy-duty machining, high-speed cutting, and the production of precision dies. Furthermore, industrial manufacturing depends on High Speed Steel T4 Bars to ensure consistent performance, operational efficiency, and reliability in challenging cutting and machining scenarios.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Neith Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Alexandria, Egypt
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