Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Tubing for General Service
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.03 | ||
| Mn | - | 1.50 | ||
| Si | - | 0.80 | ||
| P | - | 0.035 | ||
| S | - | 0.02 | ||
| Cr | 24.00 | 26.00 | ||
| Ni | 5.50 | 8.00 | ||
| Mo | 3.00 | 5.00 | ||
| N | 0.20 | 0.35 | ||
| Cu | 0.05 | 3.00 |
Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Tubing for General 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) |
|---|---|---|---|---|---|---|
| 483 (≥) | 282 (≥) | 11 | 33 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 314 |
| 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 |
|---|---|---|---|---|---|---|---|
| 165 (≥) | 891 (≥) | 24 | 33 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 411 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 521 | 336 | 499 |
We can customize the production of SA-789 S32520 grade, contact us for the best solution.
–sales@specificsteel.com