1) Materials: Stainless Steel, WCB, FC 2) Certificate: ISO 9001:2008 & CE note:we have our own foundry Products DescriptionProducts name: 2pc floating ball valveSize: 1/2''-8''Ball Type: Floating BallPort Type: Full BoreMaterial: WCB, FC, CF8, CF3, CF8M, CF3M, etc.Ball and Stem: SS304, SS316, SS304L, SS316L, etc.Valve Seat: PTFE / RPTFE / PCTFE / PEEK / DEVLON, etc.Operation: Manual, Above 10 ...