Low-Alloy Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.65Si - 1.25Cr - 0.50Mo - 0.25V (0.28 - 0.33C)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.45 | ||
| Si | - | 0.65 | ||
| Mn | - | 0.55 | ||
| P | - | - | ||
| S | - | - | ||
| Ni | - | - | ||
| Cr | - | 12.50 | ||
| Al | - | - | ||
| Cu | - | - | ||
| Ti | - | - | ||
| Fe | remaining | - | ||
| V | - | 0.30 | ||
| Mo | - | 0.55 |
Low-Alloy Steel, Heat-Resistant, Bars, Forgings, and Tubing 0.65Si - 1.25Cr - 0.50Mo - 0.25V (0.28 - 0.33C)
| 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) |
|---|---|---|---|---|---|---|
| 419 (≥) | 216 (≥) | 42 | 42 | 12 | 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 |
|---|---|---|---|---|---|---|---|
| 714 (≥) | 625 (≥) | 11 | 21 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 332 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 383 | 819 | 437 |
We can customize the production of 17-22-A S grade, contact us for the best solution.
–sales@specificsteel.com