China GB GH4761 Superalloys Nickel-base superalloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Superalloys | GH4761 | GB | China | Nickel-base superalloy |
| C | Cr | Mo | Ni | W | Al | Ti | B | Ce |
|---|---|---|---|---|---|---|---|---|
| 0.02 -0.07 | 12.0 -14.0 | 1.4 -1.9 | 42.0 -45.0 | 2.8 -3.2 | 1.4 -1.85 | 3.15 -3.65 | ≤0.01 | ≤0.03 |
| 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) |
|---|---|---|---|---|---|---|
| 733 (≥) | 425 (≥) | 11 | 44 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 211 |
| 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 | - | - | 0.34 | - | |||
| 959 | 944 | - | 34.3 | 434 | - | ||
| 216 | - | 32 | 32.2 | 444 | 434 |
Heat treated : 1372°C - 1731°C
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