Classification and designation for superalloys and high temperature intermetallic materials
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.12 | ||
| Cr | 15.0 | 17.5 | ||
| Mo | 5.50 | 7.00 | ||
| Ni | 24.0 | 27.0 | ||
| Si | 0.50 | 1.00 | ||
| Mn | 1.00 | 2.00 | ||
| P | - | 0.030 | ||
| S | - | 0.020 | ||
| N | 0.10 | 0.20 |
GH1040
| 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) |
|---|---|---|---|---|---|---|
| 978 (≥) | 154 (≥) | 13 | 32 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 231 |
| 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 (≥) | 395 (≥) | 23 | 21 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 422 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 394 | 185 | 372 |
We can customize the production of GH1040 grade, contact us for the best solution.
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