Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.01 | ||
| Mn | - | 0.40 | ||
| Si | - | 0.40 | ||
| P | - | 0.02 | ||
| S | - | 0.02 | ||
| Cr | 25.00 | 27.00 | ||
| Ni | - | 0.50 | ||
| Mo | 0.75 | 1.50 | ||
| N | - | 0.015 | ||
| Cu | - | 0.020 | ||
| Nb | 0.05 | 0.20 |
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
| 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) |
|---|---|---|---|---|---|---|
| 244 (≥) | 189 (≥) | 32 | 13 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 321 |
| 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 |
|---|---|---|---|---|---|---|---|
| 272 (≥) | 493 (≥) | 44 | 34 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 314 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 778 | 249 | 817 |
We can customize the production of SA-240 S44627 grade, contact us for the best solution.
–sales@specificsteel.com