... -On, Welding Neck, Blind, Socket Welding, Threaded Ring Type Joint FlangeKum Kang fittings Co. specializes in producing Slip-On,Weld ... ring rolling machine,1-ton Air Hammer,Heat-treatment equipment,sheet-metal processing equipment and detection equipment,which is capale ... ,machining,drilling,marking,washing,final inspection,packing,delivery. Ring Type Joint FlangeSize: 1/2" ~ 64"(DN15 mm ~ 1600 mm)Type ...