GH4145
China GBT GH4145 wrought Fe/Ni-base superalloy and GH4145 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Type | Steel Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Special Alloy | GH4145 | GBT | China | wrought Fe/Ni-base superalloy |
| GH4049 | |||||
| GH4080A | |||||
| GH4090 | |||||
| GH4093 | |||||
| GH4098 | |||||
| GH4099 | |||||
| GH4105 | |||||
| GH4133 | |||||
| GH4133B | |||||
| GH4141 |
Chemical composition(mass fraction)(wt.%) of the GH4145
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | Mo(％) | V(%) | Cu(%) | Co(%) | B(%) | Nb(%) | Al(%) | Ti(%) | Mg(%) | Fe(%) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤0.08 | 0.50 | 1.00 | 0.015 | 0.010 | 14.00-17.00 | >70.00 | – | – | 0.500 | ≤1.00 | – | 0.70 -1.20 | 0‘40 -1.00 | 2:25-2. 75 | – | 5.00 -9.00 |
Mechanical Properties of steel grade GH4145
| 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) |
|---|---|---|---|---|---|---|
| 919 (≥) | 831 (≥) | 44 | 32 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 323 |
Physical Properties of steel grade GH4145
| 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 |
|---|---|---|---|---|---|---|---|
| 31 | – | – | 0.21 | – | |||
| 893 | 925 | – | 42.3 | 143 | – | ||
| 446 | – | 31 | 21.2 | 414 | 112 |
Heat Treatment of steel grade GH4145
Heat treated : 1489°C – 1669°C
Technological Curves of steel grade GH4145
No Curve