Russia GOST 12X20H14C2 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 | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Specialsteel | 12X20H14C2 | 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 | V |
|---|---|---|---|---|---|---|---|---|---|
| ≤0.12 | 2.20 -3.00 | ≤1.50 | ≤0.035 | ≤0.020 | 18.00 -20.00 | 13.50 -15.50 | 0.35 -0.50 | 1.60 -2.00 | 0.18 -0.30 |
| 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) |
|---|---|---|---|---|---|---|
| 684 (≥) | 489 (≥) | 11 | 11 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 131 |
| 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 |
|---|---|---|---|---|---|---|---|
| 11 | - | - | 0.24 | - | |||
| 224 | 741 | - | 44.3 | 433 | - | ||
| 831 | - | 44 | 14.2 | 424 | 423 |
Heat treated : 1822°C - 1943°C
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