Martensitic Stainless Steel Bars for High-Temperature Service
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.27 | 0.32 | ||
| Si | - | 0.50 | ||
| Mn | 0.95 | 1.35 | ||
| P | - | 0.025 | ||
| S | - | 0.025 | ||
| Cr | 11.0 | 12.0 | ||
| Ni | - | 0.50 | ||
| Mo | 2.50 | 3.00 | ||
| V | 0.20 | 0.30 |
Martensitic Stainless Steel Bars for High-Temperature Service
| 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) |
|---|---|---|---|---|---|---|
| 687 (≥) | 875 (≥) | 24 | 31 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 234 |
| 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 |
|---|---|---|---|---|---|---|---|
| 385 (≥) | 174 (≥) | 23 | 33 | 32 | 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 |
|||||
| 333 | 225 | 297 |
We can customize the production of A 565 619 grade, contact us for the best solution.
–sales@specificsteel.com