Fluted G type Fin Tube with Fin Root Thickness 0.5mm & 0.3mm at tip

Fluted G type Fin Tube with Fin Root Thickness 0.5mm & 0.3mm at tip?

ASTM A179?/ A179M :?Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes

ASTM A192 / A192M?: Seamless Carbon Steel Boiler Tubes for High-Pressure Service

ASTM A210 / A210M :?Seamless Medium-Carbon Steel Boiler and Superheater Tubes

Delivery Condition of Tubes:?Annealed, Normalized, Normalized and Tempered

Quick Detail:

G fin?Finning lines: 5 finning machines.

Daily capacity up to 3500 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 with appr. 0.4mm fluted depth.

Surface Protection of Plain Ends

Both?ends of Grooved G type Fin Tubes shall be 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 (TDC).

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.

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

Applications:

The common application fields are:

Specifications:

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

Competitive Advantage: