ball valves 1) Material: 304, 316, 316L, WCB, FC 2) Actuating: pneumatic, electic, manual 3) pressure: low / medium pressure ... , CF3M, etc.Ball and Stem: SS304, SS316, SS304L, SS316L, etc.Valve Seat: PTFE / RPTFE / PCTFE / PEEK / DEVLON, etc.Operation: ... We have obtained certificates of CE, ISO 9001.Fuzhou Lilai Valve Fittings Co., Ltd. 3pcs Full Port 1000 wog Threaded Stainless Steel Ball Valve