Product Name: High Frequency Welded Fin Tube for Heat Exchanger Model NO.: IR-F Section Shape: Round Usage: Coal Economizer of Boiler, Heat Recovery Boiler, P Surface Treatment: Customerized Material: Cooper Pipe, Alloy, Carbon Steel Technique: High Frequency Welding Type: Welded Pipe Size: 25mm~140mm Fin Height: 5mm~30mm Fin Thickness: 0.8mm~2.5mm Principle: Mixing Heat Exchanger Application: Coal Economizer of Boiler, Heat Recovery Boiler, P Mixing Heat Exchanger Type: Jetheat Exchanger Recuperative Heat Exchanger Type: Tube Type Heat Exchanger Heat Transfer Surface: Tubular Heat Exchanger Core: Seamless Steel Pipe by Carbon/Alloy Material Trademark: Iron&steel Transport Package: Standard Seaworthy Packing Specification: ASME Origin: China HS Code: 84049090 Product Description Our High frequency welded fin tube is a kind of high-efficiency heat transfer element, it can be used for every kind of boiler making.Core pipeSteel belt(fin)Steel belt in each meter' pipeHeat exchange proportion per meter of fin tube(m2)sizeweight(kg/m)Fin distance(mm)size(mm)weight(kg/m)Length(m) weight(kg)25x31.6351.2x150.14125.153.550.83325x31.6361.2x150.14120.942.960.70725x31.6371.2x180.16919.303.280.77325x31.6381.2x200.18817.703.330.78732x32.1561.2x150.14124.613.480.83932x32.1571.2x170.16021.993.520.84832x32.1581.2x200.18820.423.850.91732x32.15101.2x220.20716.693.510.84738x3.52.9871.2x200.18826.054.911.16138x3.52.9881.2x200.18822.804.301.03138x3.52.98101.2x200.18818.253.440.84942x3.53.3271.2x200.18827.845.251.24642x3.53.3282x100.15720.443.210.54042x3.52.32101.2x200.18819.503.670.91248x3.53.8471.2x170.16029.194.671.14348x3.53.8481.2x170.16025.554.091.01948x3.53.84101.2x200.18821.394.031.00651x3.54.1081.2x170.16026.724.281.06951x3.54.10101.2x170.16021.393.430.88751x3.54.10121.2x200.18818.613.510.90557x3.54.6281.2x200.18830.255.701.38957x3.54.62101.2x200.18824.214.561.14757x3.54.62121.2x200.18820.183.800.98660x3.54.88101.2x200.18825.154.741.19460x3.54.88122x200.31420.976.581.02770x3.55.74101.6x200.25128.297.111.35270x3.55.74122x200.31423.587.401.16376x4.07.10101.6x200.25130.187.581.44676x4.07.10122x200.31425.157.901.24583x5.09.62101.6x200.25132.278.131.55683x5.09.62122x200.31426.978.471.34089x5.010.38101.6x200.25134.268.511.65089x5.010.38122x200.31428.558.961.422108x5.012.70101.6x200.25140.2210.011.948108x5.012.70122x200.31433.5310.631.680133x5.015.75101.6x200.25148.0812.082.341133x5.015.75122x200.31440.0712.582.021