1.Quick Coupling Type B 1/2, 2.Size1/2"-4", 3.Material ... valve, Y type filter* 150LBS * Quick Connector Fittings, Model A, B, C, D, E , F, DC, DP* sanitary fittings, ... 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 ...