Heat-resisting steel bars
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.15 | 0.20 | ||
| Si | - | 0.50 | ||
| Mn | 0.50 | 1.00 | ||
| P | - | 0.035 | ||
| S | - | 0.030 | ||
| Ni | - | 0.60 | ||
| Cr | 10.00 | 13.00 | ||
| Mo | 0.30 | 0.90 | ||
| Nb | 0.20 | 0.60 | ||
| V | 0.10 | 0.40 | ||
| N | 0.05 | 0.10 |
2Cr12MoVNbN
| 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) |
|---|---|---|---|---|---|---|
| 149 (≥) | 183 (≥) | 24 | 14 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 344 |
| 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 |
|---|---|---|---|---|---|---|---|
| 398 (≥) | 783 (≥) | 34 | 14 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 212 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 762 | 452 | 785 |
We can customize the production of 2Cr12MoVNbN grade, contact us for the best solution.
–sales@specificsteel.com