Finned Tube, Fin Tube Heat Exchanger, Air Cooler manufacturer / supplier in China, offering Air Heating Fin Tube Used in Greenhouse, Hot Dipped Galvanized Finned Steel Tube for Heat Transfer, Datang Manufacture High-Performance Serrated Finned Tubes for Industrial Heat Exchange, 1/8" -36" (10.3mm-914.4mm) Outer Diameter High Pressure HDG Seamless Steel Pipe for Drill Pipe and so on.