Open-tooth High Frequency Welded Fin Tube: The fin strip is welded continuously and spirally wound onto a polished bare tube.

And the tube and fins are bonded together by using high frequency resistance welding technique; We produce both solid plain and serrated helical welded steel finned tube.

And also, all spiral welding tubes could be bent in the middle or at the end of fin tubes, we call it Hairpin tubes.

Open-tooth High Frequency Welded Fin Tube

Open-tooth High Frequency Welded Fin Tube

1.Product Details:

Place of Origin: China.Imported materials are available.
Brand Name: Datang
Certification: ISO…
Model Number: HFW

2.Payment & Shipping Terms:

Minimum Order Quantity: N/A
Price: N/A
Packaging Details: (1) Waterproof steel frame bundle package;(2)Steel frame case sealed by plywoods with each end capped.
Delivery Time: Ex-work within 5~6 weeks after order.
Payment Terms: T/T, L/C
Supply Ability: Daily capacity around 40 Tons

Open-tooth High Frequency Welded Fin Tube

3.Detailed Product Description

Compamy Type: Manufacturer, Importer & Exporter Fin Tube Type: High Frequency Welded Fin Tube Or HF Welding Fin Tube
Fins Type: Solid/Plain,Serrated,Radial Origin: China
Nearest Port: Shanghai Port, China Recent Buyer: From Japan In Jan,2015
Accessories: Spacer Rings    
High Light: helical fin tube,helical finned tube

Open-tooth High Frequency Welded Fin Tube
4.Quick Detail:
High Frequency Resistance Welded Helical Steel Fin Tubes is widely used in the recovery of waste heat from boiler flue gas.

General HF welding production capacity General specifications of HF welding fin tube
Welding Facility: 4 finning machines;
Daily production capacity up to 40 tons;
HFW Fin type: solid plain and serrated.
Tube OD: 19mm min.
Tube Length: 18 meters max.
Fin Height: 32 mm max.
Fin Thickness: 0.8mm min
Fin Pitch: min. 4 mm for solid fins & 3.3mm for serrated fins.