... handwheel, pn20, thread as request, rich OEM experience. brass gate valve PN20 /brass water valves 1. Material: C3771, C37700N, CW614N, ... testISO9001 and ISO14001 approved HIGH QUALITY & BEST PRICE GDN L H L1 W1/2" 154273.5 54 2493/4" 20 ... production of Copper Valves, Gas Valves, Gate Valves, Ball Valve, Radiator Valve, Stop Valve, Check Valve, Bibcock, Angle Valves, Brass Fitting, Copper Fitting,Cast ...