Finned tube registers
Application fields:
for clean air and gases
Air pre-heating: preheating clean air by means of hot water, oil or steam
coolers or heaters for chemical and process industries
economizers (energy supply, environmental engineering)
Heat recovery in the paper and cellulose industries for clean air
coolers or heaters for the textile and plastics industries
Technical descriptions:
Round finned tubes:
- closely wound (L-Fin)
- soldered (I-Fin)
- with groove in the central tube (G-Fin)
- extruded aluminium fins (E-Fin)
- welded fins
hot-galvanized oval finned tubes
compact finned tubes (plate fins)
finned tubes with welded rectangular fin
Engineering application fields:
Temperatures: up to 600 °C (flue gas side), depending on the tube system
Dimensions: from a few centimetres up to 15 meters
Materials used:
central tube
carbon steel
non-ferrous metals
austenitic steel ('stainless' steel)
compound steel
fully austenitic steel such as 1.4539
Hastelloy, nickel
titanium
Fins:
carbon steel
hot-galvanized carbon steel
copper
aluminium
austenitic steel (welded fin)
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