... : DN40-1400 Nominal Pressure:PN10/PN16 Double Flange Butterfly Valve:SizeDN40 - DN1400Design StandardAPI 609End flangeEN1092 ,ANSI 125/150# ... CF8M,C95400Stem416,420,431,316SeatNBR,EPDMSuitale mediumSewage, Sea water, Air, Foodstuff and OilThe products are widely used in water ... media in pipelines. Suitable media include water, sewage, seawater, air, foodstuff and oil. Suitable for handles (DN50~300), ...