Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.060 | ||
| Si | - | 0.75 | ||
| Mn | - | 2.00 | ||
| P | - | 0.040 | ||
| S | - | 0.015 | ||
| Cr | 16.50 | 18.50 | ||
| Mo | 2.50 | 3.00 | ||
| Ni | 11.00 | 13.00 | ||
| Nb+Ta | 10×C | 0.70 |
Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels
| 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) |
|---|---|---|---|---|---|---|
| 591 (≥) | 961 (≥) | 12 | 21 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 143 |
| 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 |
|---|---|---|---|---|---|---|---|
| 921 (≥) | 988 (≥) | 22 | 42 | 33 | 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 |
|||||
| 133 | 545 | 112 |
We can customize the production of Z6CNDNb18-12 grade, contact us for the best solution.
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