Aung Metals, located in Naypyidaw, Myanmar, stands out as a top manufacturer and supplier of high-quality Tool and Die Steel P20 Bars. These bars are crafted for exceptional machinability and durability, tailored to meet the rigorous demands of the tool and mold-making sectors. With features like superior polishability, toughness, and dimensional stability, Aung Metals ensures that every P20 Bar goes through stringent quality control and advanced processing to deliver consistent performance. Trusted for their reliability and long service life, these Tool and Die Steel P20 Bars are versatile enough for a wide range of industrial and manufacturing applications.
The composition of Tool and Die Steel P20 Bars includes carbon, chromium, molybdenum, and manganese, which together create a well-balanced mix of hardness, strength, and toughness. This material not only boasts good machinability but also excellent polishability, making it a go-to choice for plastic mold and die applications. Mechanically, P20 steel is known for its high tensile strength, uniform hardness, and impressive dimensional stability after heat treatment. These characteristics ensure that the bars perform reliably and resist wear and cracking, even in tough working conditions.
| 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 | – |
When choosing P20 tool and die steel bars, consider machinability, toughness, hardness, heat treatment capabilities, corrosion resistance, application requirements, cost-effectiveness, and availability of suitable sizes for your specific needs.
Tool and die steel P20 bars are typically sized by their diameter and length, with common diameters ranging from 1 inch to 10 inches, and lengths ranging from 10 to 20 feet.
Tool and die steel P20 bars are not ideal for high-temperature applications. While they offer good toughness and machinability, they have limited resistance to heat compared to steels designed for high-temperature environments.
You’ll find Tool and Die Steel P20 Bars widely used in the production of plastic injection molds, die-casting dies, and extrusion tools. They’re also essential for crafting mold bases, die holders, and other tooling components that demand outstanding toughness and surface finish. Thanks to their superior machinability and durability, P20 Bars are favored in industries like automotive, packaging, and consumer goods. Their ability to maintain structural integrity and surface quality makes them crucial for precision tooling and high-performance mold-making tasks.






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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