Wrought steels for use at elevated temperatures in engines
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.07 | 0.15 | ||
| Si | - | 1.00 | ||
| Mn | - | 1.00 | ||
| P | - | 0.045 | ||
| S | - | 0.035 | ||
| Cr | 15.50 | 17.50 | ||
| Mo | - | - | ||
| Ni | 12.00 | 14.50 | ||
| W | 2.50 | 3.50 | ||
| Ti | 4×C％ | 0.80 | ||
| B | - | 0.006 |
Wrought steels for use at elevated temperatures in engines
| 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) |
|---|---|---|---|---|---|---|
| 928 (≥) | 121 (≥) | 23 | 41 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 422 |
| 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 |
|---|---|---|---|---|---|---|---|
| 816 (≥) | 445 (≥) | 34 | 24 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 121 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 959 | 245 | 517 |
We can customize the production of X11CrNiWTi17-13-3 grade, contact us for the best solution.
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