Russia GOST 19X20H4AM3Д2C 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 | 19X20H4AM3Д2C | GOST | Russia | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
C | Si | Mn | P | S | Cr | Ni | Mo |
---|---|---|---|---|---|---|---|
0.17 -0.22 | 1.10 -1.50 | 0.30 -0.80 | ≤0.035 | ≤0.020 | 18.50 -20.00 | 4.30 -4.90 | ≤ ≥ |
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) |
---|---|---|---|---|---|---|
755 (≥) | 166 (≥) | 13 | 14 | 43 | 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 |
---|---|---|---|---|---|---|---|
21 | - | - | 0.23 | - | |||
169 | 842 | - | 12.3 | 214 | - | ||
638 | - | 14 | 42.2 | 231 | 444 |
Heat treated : 1312°C - 1464°C
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