Russia GOST 08X18Γ8H2T 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 | 08X18Γ8H2T | Duplex steel | 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 |
---|---|---|---|---|---|---|---|---|---|
≤0.08 | ≤0.80 | 7.00 -9.00 | ≤0.035 | ≤0.025 | 17.00 -19.00 | 1.80 -2.80 | ≤0.30 | ≤0.20 | 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) |
---|---|---|---|---|---|---|
874 (≥) | 716 (≥) | 11 | 32 | 32 | 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 |
---|---|---|---|---|---|---|---|
34 | - | - | 0.43 | - | |||
233 | 212 | - | 13.3 | 121 | - | ||
383 | - | 23 | 23.2 | 333 | 224 |
Heat treated : 1987°C - 1924°C
Grade | Standard | Country | Application |
---|---|---|---|
08X18Γ8H2T |
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