GH4146
China GBT GH4146 Nickel base superalloy and GH4146 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Type | Steel Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Special Alloy | GH4146 | GBT | China | Nickel base superalloy |
| GH1014 | |||||
| GH1138 | |||||
| GH1139 | |||||
| GH1167 | |||||
| GH2901 | |||||
| GH3170 | |||||
| GH3333 | |||||
| GH4118 | |||||
| GH4141 | |||||
| GH4145 |
Chemical composition(mass fraction)(wt.%) of the GH4146
| C(％) | Cr(％) | Ni(％) | Mo(％) | Co(%) | B(%) | Al(%) | Ti(%) | Fe(%) |
|---|---|---|---|---|---|---|---|---|
| Max 0.15 | 13.0-20.0 | Balance | 3.5-5.0 | 13.0-20.0 | Max 0.01 | 2.5-3.25 | 2.5-3.25 | Max 4.0 |
Mechanical Properties of steel grade GH4146
| 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) |
|---|---|---|---|---|---|---|
| 358 (≥) | 632 (≥) | 43 | 11 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 331 |
Physical Properties of steel grade GH4146
| 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 |
|---|---|---|---|---|---|---|---|
| 12 | – | – | 0.42 | – | |||
| 754 | 852 | – | 23.3 | 423 | – | ||
| 668 | – | 14 | 22.2 | 324 | 132 |
Heat Treatment of steel grade GH4146
Heat treated : 1237°C – 1451°C
Technological Curves of steel grade GH4146
No Curve