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) |
|---|---|---|---|---|---|---|
| 238 (≥) | 379 (≥) | 43 | 44 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 244 |
| 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 |
|---|---|---|---|---|---|---|---|
| 675 (≥) | 219 (≥) | 13 | 12 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 224 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 169 | 686 | 563 |
We can customize the production of GH4145 grade, contact us for the best solution.
–sales@specificsteel.com