Duplex (Austenitic-Ferritic) Chromium Nickel Stainless Steel
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.05 | ||
| Mn | - | 1.00 | ||
| Si | - | 0.06 | ||
| P | - | 0.03 | ||
| S | - | 0.03 | ||
| Cr | 25.00 | 27.00 | ||
| Ni | 6.00 | 7.00 | ||
| Mo | - | - | ||
| Ti | - | 0.25 |
Duplex (Austenitic-Ferritic) Chromium Nickel Stainless Steel
| 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) |
|---|---|---|---|---|---|---|
| 172 (≥) | 933 (≥) | 42 | 42 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 421 |
| 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 |
|---|---|---|---|---|---|---|---|
| 724 (≥) | 497 (≥) | 22 | 12 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 433 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 765 | 294 | 498 |
We can customize the production of S31100 grade, contact us for the best solution.
–sales@specificsteel.com