Aluminum & Copper Fins Are Embedded Into SMLS Stainless Steel Tube of TP304 / TP304L

Aluminum & Copper Fins Are Embedded Into SMLS Stainless Steel Tube of TP304 / TP304L?

ASTM A213?/ A213M : Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes

More Specifications:?ASTM A/ASME SA213/A249/A269/A312 etc.

Quick Detail:

Finning Facilities: 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.

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.

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: