Russia GOST 20X12H12Γ6 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 | 20X12H12Γ6 | 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 |
---|---|---|---|---|---|---|---|---|---|
0.15 -0.25 | ≤0.50 | 6.00 -7.00 | ≤0.035 | ≤0.030 | 10.00 -12.00 | 10.00 -13.00 | ≤ ≥ | 1.60 -2.20 | 0.40 -0.70 |
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) |
---|---|---|---|---|---|---|
663 (≥) | 119 (≥) | 13 | 24 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 421 |
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 | - | - | 0.42 | - | |||
663 | 861 | - | 13.3 | 144 | - | ||
681 | - | 32 | 11.2 | 232 | 332 |
Heat treated : 1293°C - 1381°C
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