... 4" Material: C37700, MS58(CuZn40Pb2), CuZn39Pb3, CW602N Nickel plated high pressure brass ball valveSize: 1/2''-4''(DN15-DN100)Material: C37700 ... , MS58(CuZn40Pb2), CuZn39Pb3, CW602NConnection thread: NPT, BSP, BSPTWorking Pressure: 16Bar-40Bar( 150#WSP, 600WOG)Working Media: Water, Steam, Oil ... seat, brass spindleAdjustable packing nut, steel or aluminium handle. high pressure brass ball valve