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Germany DIN X165CrMoV12 Cold working alloy tool steel
Chemical composition(mass fraction)(wt.%) of the X165CrMoV12
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Mo(％) | V(%) | W(%) |
|---|---|---|---|---|---|---|---|---|
| 1.55-1.75 | 0.25-0.40 | 0.20-0.40 | Max 0.030 | Max 0.030 | 11.0-12.0 | 0.50-0.70 | 0.10-0.50 | 0.40-0.60 |
Mechanical property:
| Yield Rp0.2 (MPa) | Tensile Rm (MPa) | Impact KV/Ku (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 255 (≥) | 379 (≥) | 24 | 32 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 314 |
| Grade | Standard | Country | Application |
|---|---|---|---|
| X165CrMoV12 | DIN | Germany | Cold working alloy tool steel |
Heat treatment:
Heat treated : 1978°C - 1728°C
| rature (°C) | Modulus of elasticity (GPa) | Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) | Specific thermal capacity (J/kg·°C) | Specific electrical resistivity (Ω mm²/m) | Density (kg/dm³) | Poisson’s coefficient, ν |
|---|---|---|---|---|---|---|---|
| 14 | - | - | 0.22 | - | |||
| 218 | 432 | - | 31.3 | 444 | - | ||
| 655 | - | 34 | 34.2 | 242 | 322 |
