Aung Metals, a reputable manufacturer and supplier located in Naypyidaw, Myanmar, is well-known for its top-notch **High Speed Steel T15 Bars** that are crafted for outstanding performance in tough industrial settings. These bars are celebrated for their remarkable hardness, wear resistance, and their ability to keep cutting edges sharp even at high temperatures. Aung Metals is committed to precision engineering and consistent quality, ensuring they meet international standards through cutting-edge manufacturing and heat treatment techniques. Catering to sectors like tooling, machining, and engineering, the company focuses on providing reliable, high-performance materials that boost productivity and extend tool life in critical manufacturing processes.
**High Speed Steel T15 Bars** are primarily made up of tungsten (12–18%), along with molybdenum, vanadium, cobalt (around 5%), chromium, and carbon. This unique blend gives them exceptional hot hardness, abrasion resistance, and strength at elevated operating temperatures. T15 steel retains its hardness even in extreme cutting scenarios, making it perfect for heavy-duty machining tasks. It boasts high compressive strength, excellent red hardness, and outstanding edge retention. These mechanical traits make T15 bars perfect for cutting tools and precision instruments that require reliable performance under intense thermal and mechanical stress.
| ASTM A600 | C | Si | Mn | Cr | Mo | P | S | V | W | Co |
| T15 | 1.50~1.60 | 0.15~0.40 | 0.15~0.40 | 3.75~5.00 | ≤1.00 | ≤0.030 | ≤0.030 | 4.50~5.25 | 11.75~13.0 | 4.75~5.25 |
| DIN W-Nr | C | Si | Mn | Cr | Mo | P | S | V | W | Co |
| 1.3202 | 1.30~1.45 | ≤0.45 | ≤0.40 | 3.80~4.50 | 0.70~1.00 | ≤0.030 | ≤0.030 | 3.50~4.00 | 11.50~12.50 | 4.50~5.00 |
| GB/T | C | Si | Mn | Cr | Mo | P | S | V | W | Co |
| W12Cr4V5Co5 | 1.50~1.60 | 0.15~0.40 | 0.15~0.40 | 3.75~5.00 | <1.00 | ≤0.030 | ≤0.030 | 4.50~5.25 | 11.75~13.00 | 4.75~5.25 |
| BS | C | Si | Mn | Cr | Mo | P | S | V | W | Co |
| BT15 | 1.40~1.60 | ≤0.40 | ≤0.40 | 4.25~5.00 | ≤1.00 | ≤0.030 | ≤0.030 | 4.75~5.25 | 12.0~13.0 | 4.50~5.50 |
| JIS | C | Si | Mn | Cr | Mo | P | S | V | W | Co |
| SKH10 | 1.45~1.60 | ≤0.45 | ≤0.40 | 3.80~4.50 | – | ≤0.030 | ≤0.030 | 4.20~5.20 | 11.50~13.50 | 4.20~5.20 |
| Density | 0.296 lb/in3 (8193 kg/m3) |
| Modulus Of Elasticity | 30 x 106 psi (207 GPa) |
| Machinability | 40-45% of a 1% carbon steel |
| Specific Gravity | 8.19 |
| AISI/ASTM | Werkstoff | EN/DIN | BS | JIS/KS |
| T15 | 1.3202 | S12-1-4-5 | BT15 | SKH10 |
| Annealing | Preheat | Austenitizing | Quench | Tempering |
| Temp °F | Temp °F | Temp °F | Medium | Temp °F |
| 1550/1600 | 1500/1550 | 2200/2250 | Salt/Oil/Atm | 1025/1050 |
High-Speed Steel T15 bars are sized by their diameter and length, typically ranging from small diameters for precision tools to larger sizes for heavy-duty applications, tailored to customer specifications.
Yes, High-Speed Steel T15 bars are recyclable. They can be melted down and repurposed into new products, making them an environmentally friendly option for sustainable manufacturing and reducing material waste.
High-speed Steel T15 bars should be stored in a dry, cool environment, away from moisture and extreme temperatures. They should be kept on racks or pallets to prevent rust and damage.
**High Speed Steel T15 Bars** find extensive use in industries that demand durable, high-performance tool materials. They are commonly used to manufacture drills, taps, reamers, milling cutters, and broaches. In the automotive, aerospace, and metalworking fields, these bars are essential for creating cutting and forming tools that function under high-speed and high-temperature conditions. Their exceptional hardness and heat resistance also make them ideal for precision machining and die applications. The superior performance and durability of T15 bars make them a must-have in advanced manufacturing environments.






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