Fluted Carbon Steel Embedded Finned Tube 12FPI Fin Pitch

Seamless carbon steel embedded fluted finned tube with 0.55mm Fin Stock

Detail:

G Fin Finning Lines: 7 finning machines.

Daily capacity up to 7,000 meters.

Tube OD: 50.8mm(2'') max.

Tube Length: 18,000mm max.

Fin Height: 16.5 mm max.

Fin Thickness: generally 0.4mm ~0.6mm

Fin Pitch: 2.1 mm (12FPI) min.

Manufacturing process

The aluminum fin strip is tension wound and placed into a groove cut into the tube.

G Fin Fluted Depth:

Appr. 0.4mm.

Surface Protection:

Zinc or Aluminum metalized applied by an electro spray arc system coating.

Acceptance criteria:

API Standard 661(Air-Cooled Heat Exchangers for General Refinery Service) or the delivery conditions.

Accessories

Tube support box, clamp or spacer box (Materials: Aluminum, Zinc and Stainless Steel).

Delivery condition:

Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends of G-Fin Embedded Finned Tube.

Packing: The desiccants are put into each package for continental transporation as well.

Applications:

The common application fields are:

1. Heat exchangers units for power plant(electric, nuclear, thermal and geothermal power plants);
2. High corrosive systems (condensers, evaporators, sea water desalinations, fertilizing, urea systems, ammonia, gas, corrosive acids);
3. The petroleum, chemical and petrochemical industries;
4. The food processing and refrigeration industries;
5. Natural gas treatment;

Specifications:

Grooved G type Finned Tubes are combined with two different materials.