1.Quick Coupling Type A, 2.Size1/2"-4", 3.Material:stainless ... globe valve, check valve, gate valve, Y type filter* 150LBS * Quick Connector Fittings, Model A, B, C, D, E , F, ... fittings, valves, etc.; 2) * a variety of forged products, the high-pressure welding, threaded pipe fittings* all kinds of flange;3 ... manufactured according to customer needs all kinds of special products Quick Coupling Type A