... it is specialized in HVACR copper tubes, environmental protection copper water tubes and copper fittings.The main products are: ... Tubes, Capillary Tubes, Copper Water Tubes, Copper Fittings, insulated Copper Tubes and Plasic-coated Copper Tubes. Being of the ... kg SpecificationsUnit weightO.DI.DBottom Wall Thickness TWFin Groove Depth HFTotalWallThicknessApex AngleHelix AngleNumber of ToothΦ5.00× ...