... Socket Welding Flange, Alloy flange,Plate Flange large size of stainless steel flange ANSI Flange Size:1/2" ~ 64"(DN15 mm ~ 1600 ... collect to the new customer. Kum Kang fittings Co. Specializes in producing Slip-On, Weld Neck, Socket Weld, Threaded, Lap ... , final inspection, packing, delivery. After Sales Service: Shipment tracking in time.Any problem happening of our products, once confirmation will ...