China GB GH4145 Superalloys Nickel-base superalloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Superalloys | GH4145 | GB | China | Nickel-base superalloy |
C | Cr | Ni | Co | Al | Nb+Ta | Ti | Fe |
---|---|---|---|---|---|---|---|
≤0.08 | 14.0 -17.0 | ≤Remainder | ≤1.0 | 0.4 -1.0 | 0.7 -1.2 | 2.25 -2.75 | 5.0 -7.0 |
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) |
---|---|---|---|---|---|---|
573 (≥) | 391 (≥) | 22 | 34 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 131 |
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 |
---|---|---|---|---|---|---|---|
24 | - | - | 0.43 | - | |||
744 | 934 | - | 23.3 | 434 | - | ||
813 | - | 24 | 13.2 | 443 | 114 |
Heat treated : 1552°C - 1383°C
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