Classification and designation for superalloys and high temperature intermetallic materials
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.03 | 0.10 | ||
| Cr | 13.0 | 16.0 | ||
| Mo | 2.00 | 4.00 | ||
| Ni | - | Remainder | ||
| W | 5.00 | 7.00 | ||
| Al | 1.70 | 2.30 | ||
| Ti | 1.80 | 2.30 | ||
| Fe | - | 5.0 | ||
| Si | - | 0.40 | ||
| Mn | - | 0.50 | ||
| P | - | 0.015 | ||
| S | - | 0.010 | ||
| B | - | 0.02 | ||
| Ce | - | 0.02 | ||
| V | 0.10 | 0.50 |
GH4037
| 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) |
|---|---|---|---|---|---|---|
| 296 (≥) | 268 (≥) | 12 | 32 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 323 |
| 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 |
|---|---|---|---|---|---|---|---|
| 273 (≥) | 286 (≥) | 24 | 21 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 411 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 948 | 217 | 359 |
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