Sandvik provides recuperator tubes in a wide range of high-temperature corrosion resistant materials suitable for flue gas temperatures up to 1300ºC (2370ºF).
Our program covers materials for most types of recuperators used for heat recovery in applications, such as:
- Carbon black production
- Glass production
- Steel and metal processing
Materials for increased heat recovery
The Sandvik recuperator tube offer includes several materials allowing for higher operating temperature, enabling increased heat recovery and higher efficiency.
Recuperator tube materials (other grades can be offered on request)
|Sandvik grade (UNS)||Description|
|Sandvik 253 MA*
|Austenitic stainless steel alloyed with nitrogen and REM (rare earth metals). Suitable for most types of conditions.|
|Sandvik 353 MA*
|Austenitic stainless steel alloyed with nitrogen and REM (rare earth metals). Suitable for oxidizing, carburizing and nitriding conditions.|
|Ferritic stainless steel with a high chromium content (26.5%) suitable for sulphudizing conditions.|
|Austenitic stainless steel with good resistance to oxidation. Suitable for oxidizing, nitriding and carburizing conditions.|
|Ferritic iron-chromium-aluminium (FeCrAl) stainless steel with superior oxidation properties. Suitable for sulphudizing conditions in the highest temperatures.|
* 253 MA and 353 MA are trademarks owned by Outokumpu OY.