Seamless stainless steel tubes for boiler and heat exchanger
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.12 | ||
| Si | - | 1.00 | ||
| Mn | - | 2.00 | ||
| P | - | 0.035 | ||
| S | - | 0.030 | ||
| Ni | 11.00 | 14.00 | ||
| Cr | 16.00 | 19.00 | ||
| Mo | 2.50 | 3.50 | ||
| Ti | - | 5x(C％-0.02)-0.80 |
1Cr18Ni12Mo3Ti
| 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) |
|---|---|---|---|---|---|---|
| 572 (≥) | 395 (≥) | 34 | 42 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 121 |
| 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 |
|---|---|---|---|---|---|---|---|
| 685 (≥) | 814 (≥) | 43 | 23 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 143 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 182 | 855 | 271 |
We can customize the production of 1Cr18Ni12Mo3Ti grade, contact us for the best solution.
–sales@specificsteel.com