Stainless steel boiler and heat exchanger tubes
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.03 | ||
| Si | - | 1.00 | ||
| Mn | - | 2.00 | ||
| P | - | 0.045 | ||
| S | - | 0.03 | ||
| Cr | 19.00 | 24.00 | ||
| Ni | 24.00 | 26.00 | ||
| Mo | 5.00 | 7.00 | ||
| N | - | 2.50 |
Stainless steel boiler and heat exchanger 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) |
|---|---|---|---|---|---|---|
| 528 (≥) | 515 (≥) | 41 | 12 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 222 |
| 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 |
|---|---|---|---|---|---|---|---|
| 723 (≥) | 785 (≥) | 22 | 42 | 42 | 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 |
|||||
| 583 | 234 | 397 |
We can customize the production of SUS 836 LTB grade, contact us for the best solution.
–sales@specificsteel.com