Russia GOST 40X15H7Γ7Φ2MC Specialsteel Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application |
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | 40X15H7Γ7Φ2MC | Austenite | GOST | Russia | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| C | Si | Mn | P | S | Cr | Ni | Mo | W | Ti | V |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.38 -0.47 | 0.90 -1.40 | 6.00 -8.00 | ≤0.035 | ≤0.020 | 14.00 -16.00 | 6.00 -8.00 | 0.65 -0.95 | ≤0.20 | ≤0.20 | 1.50 -1.90 |
| 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) |
|---|---|---|---|---|---|---|
| 799 (≥) | 153 (≥) | 14 | 13 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 344 |
| 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 |
|---|---|---|---|---|---|---|---|
| 42 | - | - | 0.21 | - | |||
| 114 | 879 | - | 11.3 | 242 | - | ||
| 827 | - | 42 | 11.2 | 143 | 132 |
Heat treated : 1265°C - 1225°C
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