Iron-based superalloy
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.06 | ||
| Cr | 18.0 | 22.0 | ||
| Ni | - | Remainder | ||
| Co | 15.0 | 22.0 | ||
| W | 18.0 | 21.0 | ||
| Al | - | 0.5 | ||
| B | - | 0.005 | ||
| Zr | 0.1 | 0.2 | ||
| La | 0.1 | 0.3 |
GH3170
| 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) |
|---|---|---|---|---|---|---|
| 573 (≥) | 958 (≥) | 33 | 32 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 131 |
| 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 |
|---|---|---|---|---|---|---|---|
| 539 (≥) | 281 (≥) | 13 | 14 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 221 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 816 | 557 | 415 |
We can customize the production of GH3170 grade, contact us for the best solution.
–sales@specificsteel.com