Stainless Steel Forgings, Ferritic/Austenitic (Duplex), for Pressure Vessels and Related Components
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.03 | ||
| Mn | - | 2.00 | ||
| Si | - | 0.60 | ||
| P | - | 0.035 | ||
| S | - | 0.01 | ||
| Cr | 26.00 | 29.00 | ||
| Ni | 3.50 | 5.20 | ||
| Mo | 1.00 | 2.50 | ||
| N | 0.15 | 0.35 |
Stainless Steel Forgings, Ferritic/Austenitic (Duplex), for Pressure Vessels and Related Components
| 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) |
|---|---|---|---|---|---|---|
| 743 (≥) | 791 (≥) | 43 | 21 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 233 |
| 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 |
|---|---|---|---|---|---|---|---|
| 146 (≥) | 922 (≥) | 44 | 34 | 42 | 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 |
|||||
| 232 | 852 | 451 |
We can customize the production of A 1049 S32950 grade, contact us for the best solution.
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