Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.05 | 0.12 | ||
| Si | 1.40 | 2.50 | ||
| Mn | - | 1.00 | ||
| P | - | 0.045 | ||
| S | - | 0.015 | ||
| Cr | 20.00 | 22.00 | ||
| Ni | 10.00 | 12.00 | ||
| Al | - | - | ||
| N | 0.12 | 0.20 | ||
| Ce | 0.03 | 0.08 |
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: 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) |
|---|---|---|---|---|---|---|
| 175 (≥) | 516 (≥) | 11 | 24 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 244 |
| 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 |
|---|---|---|---|---|---|---|---|
| 587 (≥) | 624 (≥) | 34 | 34 | 34 | 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 |
|||||
| 435 | 624 | 239 |
We can customize the production of X9CrNiSiNCe21-11-2 grade, contact us for the best solution.
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