Cangzhou Datang Steel Pipe Co., Ltd located in Cangzhou City,the hometown of pipelines, is a collection of research and development, production, sales in one of the enterprises. The company was founded in 2007 with registered capital 10.08 million RMB, and through the IS09001 international quality system certification, we has high frequency resistance welding finned tube production line 18, extruded finned tube equipment 30, laser welding finned tube production line 2, wound finned tube production line 12. The annual capacity can reach 100,000 tons, the specification φ 18-273mm finned tube, according to the customer requirements of the standard production, service has exceeded 3000+ enterprises.
1.Extruded finned tube
Base Tube Diameter: 10mm-51mm
Base tube wall thickness: 1.65mm-3mm
Fin Thickness: 0.3mm-1.2mm
Fin Pitch: 2mm-15mm
Fin Height: 5mm-16mm
Base tube material:
Stainless steel, Carbon steel, Alloy, Titanium, Nickel, Copper etc.
Fin material:
Aluminum strip, Copper strip
2.L, LL, KL finned tube
Base Tube Material
Stainless Steel, Carbon Steel, Alloy Steel, Titanium, Copper, Duplex Stainless Steel, Inconel etc. (all material in the theoretical limit)
Base Tube Outside Diameter:12.70 mm to 38.10 mm
Base Tube Thickness:1.25mm And Above
Base Tube Length:500 mm Min To 15000 mm
Fin Material:Aluminum, Copper, Stainless Steel, etc.
Fin Thickness:0.3mm, 0.35mm, 0.4mm, 0.45mm, 0.55mm, 0.60mm, 0.65mm
Fin Density:236 FPM (6 FPI) to 433 FPM (11 FPI)
Fin Height:9.8 mm to 16.00 mm
3.High frequency welding finned tube
Tube Diameter : 20 mm OD Min to 273 mm OD Max.
Tube Thickness : Minimum 2 mm up to 16mm
Tube Material : Carbon Steel, Stainless Steel, Alloy Steel, Corten steel, duplex Steel, Super Duplex Steel, Inconel, High Chrome High Nickle & Incolloy, CK 20 material and some other material.
Fin Details
Fins Thickness : Min. 0.8 mm to Max. 4 mm
Fins Height : Min 0.25” (6.35 mm) To Max.1.5” (38 mm)
Fin Density : Min 43 Fins per Meter to Max. 287 Fins per Meter
Material : Carbon Steel, Stainless Steel, Alloy Steel, Carton steel, Duplex Steel.
High frequency welding finned tube
4.G type finned tube
Fins Per Inch:5-13 FPI
Fin Height:0.25″ to 0.63″
Fin Material: Cu, Al
Tube OD:0.5″ to 3.0″ OD
Tube Material:Cu, CuNi, Br, Al, SS, CS, Ni, Ti
Max Process Temperature:750 °F
5.Laser welding finned tube
Tube outside diameter 8.0–50.0 mm
Fin outside diameter 17.0 –80.0 mm
Fin pitch 5 –13 fin/inch
Fin height 5.0 –17 mm
Fin thickness 0.4 – 1.0 mm
Maximum tube lengths 12.0 m
6.Rectangular finned tube
Tube Length: Within 25 Meters
Tube cross-section dimension: 36mm*14mm
Tube wall thickness: 2mm
Fin tube cross-section dimension:55mm*26mm
Fin Base Thickness: 0.3mm
Fin Pitch: 416 fins per meter
Finned Tube material: carbon steel, stainless steel, alloy steel and other materials
7.U bend Heat Exchangers tube
Tube OD.: 12.7mm-38.1mm.
Tube Thickness: 1.25mm-6mm.
Bending Radius: Min.1.5 x OD/ Max. 1250mm.
U tube Straight “leg” Length: Max. 12500mm.
Straight tube before U bending: Max. 27000mm.
ending: Max. 27000mm.
