Russia GOST 20X17H2 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 | 20X17H2 | Martensite | 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 |
---|---|---|---|---|---|---|---|---|---|
0.17 -0.25 | ≤0.80 | ≤0.80 | ≤0.035 | ≤0.025 | 16.00 -18.00 | 1.50 -2.50 | ≤0.30 | ≤0.20 | ≤0.20 |
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) |
---|---|---|---|---|---|---|
375 (≥) | 839 (≥) | 12 | 11 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 214 |
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 | - | - | 0.41 | - | |||
339 | 881 | - | 32.3 | 231 | - | ||
264 | - | 34 | 12.2 | 334 | 413 |
Heat treated : 1386°C - 1913°C
Grade | Standard | Country | Application |
---|---|---|---|
20X17H2 |
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