Russia GOST XH70Ю Specialsteel Russia GOCT standard deformation of high temperature alloy grades and chemical composition and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Specialsteel | XH70Ю | GOST | Russia | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
C | Si | Mn | P | S | Cr | Ni | Mo | Al | Ti | Fe | Ba | Ce |
---|---|---|---|---|---|---|---|---|---|---|---|---|
≤0.10 | ≤0.80 | ≤0.30 | ≤0.015 | ≤0.012 | 26.00 -29.00 | ≤remaining | ≤ ≥ | 2.80 -3.50 | ≤ ≥ | ≤1.00 | ≤0.10 | ≤0.030 |
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) |
---|---|---|---|---|---|---|
669 (≥) | 928 (≥) | 23 | 33 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 223 |
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 |
---|---|---|---|---|---|---|---|
14 | - | - | 0.33 | - | |||
837 | 237 | - | 13.3 | 331 | - | ||
469 | - | 41 | 33.2 | 234 | 332 |
Heat treated : 1878°C - 1139°C
Grade | Standard | Country | Application |
---|---|---|---|
XH70Ю |
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