China GB GH4302 Superalloys Nickel-base superalloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Superalloys | GH4302 | GB | China | Nickel-base superalloy |
C | Cr | Mo | Ni | W | Al | Ti | B | Mn | Ce | Zr |
---|---|---|---|---|---|---|---|---|---|---|
≤0.08 | 12.0 -16.0 | 1.5 -2.5 | 38.0 -42.0 | 3.5 -4.5 | 1.8 -2.3 | 2.3 -2.8 | ≤0.01 | ≤0.6 | ≤0.02 | ≤0.05 |
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) |
---|---|---|---|---|---|---|
652 (≥) | 418 (≥) | 12 | 31 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 311 |
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 | - | - | 0.13 | - | |||
685 | 483 | - | 11.3 | 213 | - | ||
239 | - | 31 | 42.2 | 132 | 132 |
Heat treated : 1998°C - 1358°C
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