Iron-based superalloy
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.02 | 0.06 | ||
| Cr | 11.0 | 14.0 | ||
| Mo | 5.0 | 6.5 | ||
| Ni | 40.0 | 45.0 | ||
| Al | - | 0.3 | ||
| Ti | 2.8 | 3.1 | ||
| B | 0.001 | 0.02 | ||
| Mn | - | 0.4 | ||
| Fe | - | Remainder |
GH2901
| 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) |
|---|---|---|---|---|---|---|
| 421 (≥) | 931 (≥) | 24 | 43 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 343 |
| 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 |
|---|---|---|---|---|---|---|---|
| 766 (≥) | 232 (≥) | 23 | 31 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 442 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 612 | 128 | 631 |
We can customize the production of GH2901 grade, contact us for the best solution.
–sales@specificsteel.com