Welded steel tubes for pressure purposes - Technical delivery conditions - Part 6: Longitudinally welded austenitic stainless steel tubes
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.03 | ||
| Si | - | 1.00 | ||
| Mn | - | 2.00 | ||
| P | - | 0.040 | ||
| S | - | 0.030 | ||
| Cr | 16.50 | 18.50 | ||
| Mo | 11.50 | 14.50 | ||
| Ni | 2.50 | 3.00 | ||
| N | 0.12 | 0.22 |
Welded steel tubes for pressure purposes - Technical delivery conditions - Part 6: Longitudinally welded austenitic stainless steel tubes
| 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) |
|---|---|---|---|---|---|---|
| 251 (≥) | 768 (≥) | 44 | 24 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 422 |
| 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 |
|---|---|---|---|---|---|---|---|
| 859 (≥) | 354 (≥) | 34 | 31 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 443 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 938 | 318 | 835 |
We can customize the production of X2CrNiMoN17-13 grade, contact us for the best solution.
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