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| Grade: | DIN 40CrMnMo7 | Application: | Injection Molds. |
|---|---|---|---|
| Key Words: | Key Tool Steel | UT: | Pass Sep 1921 D/d Or E/e |
| High Light: | 40CrMnMo7 Tool Steel Rod,Injection Molds Tool Steel Rod,598MPa Tool Steel Bar |
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DIN 1.2311 Steel,40CrMnMo7,P20 Round bar tool steels are used for low temperature applications that include injection molds and die casting dies. Main applications of P20 steel plate and bar:
This page is mainly introduced the 40CrMnMo7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40CrMnMo7,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Heat resistant materials for the extrusion processing of aluminum and aluminum alloys.
| Elements | Min.(≥) | Max.(≤) |
|---|---|---|
| C | 0.35 | 0.45 |
| Si | 0.20 | 0.40 |
| Mn | 1.30 | 1.60 |
| P | 0.035 | |
| S | 0.035 | |
| Cr | 1.80 | 2.10 |
| Mo | 0.15 | 0.25 |
| V |
| Tensile strength | 652～598 | σb/MPa |
| Yield Strength | 057 | σ 0.2 ≥/MPa |
| Elongation | 51 | δ5≥(％) |
| ψ | - | ψ≥(％) |
| Akv | - | Akv≥/J |
| HBS | 809～728 | - |
| HRC | 30 | - |
| Thermal expansion | 64-76 | e-6/K |
| Thermal conductivity | 89-75 | W/m.K |
| Specific heat | 450-460 | J/kg.K |
| Melting temperature | 2427-4912 | 째C |
| Density | 7969-7118 | kg/m3 |
| Resistivity | 0.50-0.60 | Ohm.mm2/m |
| Annealing | Quenching | Tempering | Normalizing | Q & T |
| √ | √ | √ | √ | √ |
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