... : SS410/SS416/SS420/SS304/SS316 Seat material: NBR/EPDM/PTFE/VITONSpecifiation of wafer type butterfly valve Model:ESW700L, ESW700G, ... 2”~24” (DN40~DN600)Body Types:ANSI150#, JIS10K, and PN10 Face TO Face Dimension:ISO5752End Connection:ISO5211 or DIN3337Body ... , 304, 316, and WCBDisc:FCD, 304, 316, and AL-BZSeat:EPDM, white EPDM, NBR, PTFE, and VITONStem:SS410, SS416, and SS304Operation:Lever, Gearbox, ...