Russia GOST 07X17H20M2Д2T 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 | 07X17H20M2Д2T | 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 | Ti | Cu |
|---|---|---|---|---|---|---|---|---|---|
| ≤0.07 | ≤1.00 | ≤2.00 | ≤0.035 | ≤0.020 | 16.50 -18.50 | 19.00 -21.00 | 2.00 -3.00 | 4×C% -0.70 | ≤2.20 |
| 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) |
|---|---|---|---|---|---|---|
| 625 (≥) | 712 (≥) | 42 | 34 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 141 |
| 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 |
|---|---|---|---|---|---|---|---|
| 33 | - | - | 0.42 | - | |||
| 919 | 698 | - | 42.3 | 333 | - | ||
| 972 | - | 41 | 12.2 | 121 | 344 |
Heat treated : 1267°C - 1393°C
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