... , pn20, thread as request, rich OEM experience. brass gate valve PN20 /brass water valves 1. Material: C3771, C37700N, CW614N, ... Valve, Stop Valve, Check Valve, Bibcock, Angle Valves, Brass Fitting, Copper Fitting,Cast Steel Valves, Stainless Steel Valves, Sanitary Wares, Hose ... Production Line Capacity Actual Units Produced(Previous Year) Valve, Pipe Fitting 852,500 Pieces / Month 10,230,000 Pieces ...