20CrMo2 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Carbon Steel | 20CrMo2 | |||
1.7243 |
|||||
18CrMoS4 |
|||||
1.7244 |
|||||
15CrMo5 |
|||||
1.7262 |
|||||
20CrMo5 |
|||||
1.7264 |
|||||
20CrMoB3-3 |
|||||
1.7271 |
|||||
20CrMoS2 |
C ≤ |
Si ≤ |
Mn ≤ |
P ≤ |
S ≤ |
Cr | Ni |
---|---|---|---|---|---|---|
0.18-0.23 | 0.15-0.35 | 0.60-0.80 | 0.035 | 0.020-0.040 | 0.50-0.70 | |
Mo | Al | Cu | Nb | Ti | V | Ce |
0.30-0.40 | ||||||
N | Co | Pb | B | Other | ||
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) |
---|---|---|---|---|---|---|
382 (≥) | 685 (≥) | 14 | 11 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 142 |
Temperature (°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 |
---|---|---|---|---|---|---|---|
41 | - | - | 0.23 | - | |||
377 | 754 | - | 13.3 | 431 | - | ||
547 | - | 21 | 32.2 | 211 | 411 |
Heat treated : 1828°C - 1687°C
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