Russia GOST 31X19H9MBБT 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 | 31X19H9MBБT | 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 | W | Ti | Nb |
---|---|---|---|---|---|---|---|---|---|---|
0.28 -0.35 | ≤0.80 | 0.80 -1.50 | ≤0.035 | ≤0.020 | 18.00 -20.00 | 8.00 -10.00 | 1.00 -1.50 | 1.00 -1.50 | 0.20 -0.50 | 0.20 -0.50 |
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) |
---|---|---|---|---|---|---|
358 (≥) | 154 (≥) | 23 | 14 | 41 | 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 |
---|---|---|---|---|---|---|---|
32 | - | - | 0.34 | - | |||
788 | 528 | - | 12.3 | 232 | - | ||
187 | - | 34 | 44.2 | 231 | 413 |
Heat treated : 1527°C - 1482°C
Grade | Standard | Country | Application |
---|---|---|---|
31X19H9MBБT |
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