Duplex (Austenitic-Ferritic) Chromium Nickel Molybdenum Copper Nitrogen Stainless Steel
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.04 | ||
| Mn | - | 2.00 | ||
| Si | - | 1.00 | ||
| P | - | 0.03 | ||
| S | - | 0.01 | ||
| Cr | 20.50 | 22.50 | ||
| Ni | 5.50 | 8.50 | ||
| Mo | 2.00 | 3.00 | ||
| N | - | 0.20 | ||
| Cu | 1.00 | 2.00 |
Duplex (Austenitic-Ferritic) Chromium Nickel Molybdenum Copper Nitrogen 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) |
|---|---|---|---|---|---|---|
| 854 (≥) | 238 (≥) | 32 | 13 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 423 |
| 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 |
|---|---|---|---|---|---|---|---|
| 981 (≥) | 649 (≥) | 22 | 23 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 441 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 477 | 664 | 642 |
We can customize the production of S32404 grade, contact us for the best solution.
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