Anucha Metals is a reputable manufacturer and supplier located in Bangkok, Thailand, focusing on top-notch tool and die steels, including the popular P20 steel bars. With years of experience in the metallurgical field, Anucha Metals has built a solid reputation for its dedication to quality, precision, and timely deliveries. The company provides P20 bars in various sizes to cater to the unique requirements of the mold-making and tooling sectors. By blending cutting-edge technology with skilled craftsmanship, Anucha Metals has established itself as a go-to partner for manufacturers throughout Thailand and Southeast Asia who are in search of dependable steel solutions for challenging industrial applications.
P20 Steel Bars from Anucha Metals boast a well-balanced mix of carbon (0.28–0.40%), chromium (1.40–2.00%), manganese (0.60–1.00%), nickel (0.30–0.80%), and molybdenum (0.30–0.55%). This alloy strikes a great balance between toughness and machinability. It has a tensile strength of about 965 MPa, a yield strength of 830 MPa, and impressive hardness ranging from 28 to 32 HRC in its pre-hardened state. These characteristics make P20 perfect for mold bases, plastic injection molds, and die-casting tools, ensuring both durability and ease of processing in demanding environments.
| C % | Mn % | Si % | Cr % | Mo % |
| 0.40% | 1.00% | 0.40% | 1.20% | 0.35% |
| Properties | Metric |
| Hardness, Brinell (Typical) | 300 |
| Hardness, Rockwell C (Typical) | 30 |
| Tensile Strength, Ultimate | 965-1030 MPa |
| Tensile Strength, Yield | 827-862 MPa |
| Elongation At Break (In 50 Mm (2″)) | 20.00% |
| Compressive Strength | 862 MPa |
| Charpy Impact (V-Notch) | 27.1-33.9 J |
| Poisson’s Ratio | 0.27-0.30 |
| Elastic Modulus | 190-210 GPa |
| Country | USA | German | GB/T | JIS |
| Standard | ASTM A681 | DIN EN ISO 4957 | GB/T 1299 | |
| Grades | P20 | 1.2311 | 3Cr2Mo | PDS-3 |
| Properties | Conditions | ||
| T (°C) | Treatment | ||
| Thermal Expansion | 12.8 X 10-6/ºC | 20-425 | – |
P20 steel bars from Anucha Metals find extensive use in the tooling and mold-making industry, especially for crafting plastic injection molds, die-casting dies, mold bases, and pressing tools. Its pre-hardened condition allows for immediate machining without the need for heat treatment, which saves both time and production costs. P20 is also utilized in creating components where high wear resistance and dimensional stability are essential, such as automotive parts, electronic casings, and industrial prototypes. Its excellent polishability and toughness make it a preferred choice for applications sensitive to surface finish, ensuring a long service life and consistent performance.






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