Quick Coupling Type A Main products: 1) The sol process precision casting products: * a variety of low-pressure ball valve, globe valve, check valve, gate valve, Y type filter * 150LBS * Quick Connector Fittings, Model A, B, C, D, E , F, DC, DP * sanitary fittings, valves, etc.; 2) * a variety of forged products, the high-pressure welding, threaded pipe fittings * all kinds of flange; 3) M Series Steel Parts: Elbow , tee, pipe cap, live access, oracle application, etc. 4) compression-type pipe fittings products; 5) designed and manufactured according to customer needs all kinds