Nickel-base superalloy
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.08 | ||
| Cr | 14.0 | 17.0 | ||
| Ni | - | Remainder | ||
| Co | - | 1.0 | ||
| Al | 0.4 | 1.0 | ||
| Nb+Ta | 0.7 | 1.2 | ||
| Ti | 2.25 | 2.75 | ||
| Fe | 5.0 | 7.0 |
GH4145
| Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 746 (≥) | 891 (≥) | 31 | 42 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 442 |
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
|---|---|---|---|---|---|---|---|
| 446 (≥) | 753 (≥) | 12 | 11 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 242 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 465 | 723 | 443 |
We can customize the production of GH4145 grade, contact us for the best solution.
–sales@specificsteel.com