Welded Helical Spiral Finned Tubes For Economizer / Waste Heater Recovery Boiler - Product

Other Specification : HFW Sprial Fined Tubes Apply In Economizer For Waste Heater Recovery Boiler Manufacturing Process: 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. Material: Stainless Steel+Stainless Steel, Carbon Steel+Carbon Steel, Alloy+Alloy Etc. Bare Tube OD: 16-219mm Fin Pitch: 3-25mm Fin Height: 5-30mm Fin Thick: 0.8-3mm - - - - Name | Base Tube (OD) Mm | Fin Pitch (mm) | Length (m) | | Min | Max | Min | Max | Min | Max | Extruded Aluminum Fin Tube | 12.7 | 51 | 2.1 | 10 | 0.5 | 20 | L/LL/KL Aluminum Fin Tube | 19 | 51 | 2.1 | 3.2 | 0.5 | 15 | Embedded Aluminum Fin Tube | 19 | 42 | 2.3 | 3.2 | 0.5 | 15 | Low Fin Tube | 12.7 | 32 | 0.8 | 2 | 0.5 | 20 | Spiral Fin Tube | 12.7 | 70 | | | 0.5 | 20 | ERW HF Spiral Fin Tube | 16 | 219 | 3 | 25 | 0.5 | 28 | ERW HF Spiral Serrated Fin Tube | 16 | 219 | 3 | 25 | 0.5 | 28 | | Serrated Width(mm) 10 Min~26 Max | Serrated Depth(mm) 4 Min~16 Max | ERW Studded Tube | 89 | 200 | 16 | 50 | 2 | 15 | | | | | | | | DC ERW H/HH Fin Tube | 25 | 51 | 9 | 25 | 1 | 15 | H/HH Fins | Length(mm) 60 Min-150 Max | Thickness(mm) 1.5 Min~4 Max | Width(mm) 30 Min~50 Max | - - - - Application: The High Frequency Resistance Welded Helical Fin Tubes Are Widely Applied In Fired Heaters, Heat Exchanger, Boilers, Economizers, Pre-heaters, Heat Pipes, Heaters Etc Capacity: Seven ERW High Frequency Fining Lines, Daily Capacity Around 50 Tons,length28meters; Products: Fin Pitch Labeling Welding Packaging: Sea Worthy With Plastic Cap For Each Edge Of Core Tube , Finned Tubes S

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