... body-DI,WCB,Stainless Steel disc-D Double Flange Butterfly Valve:SizeDN40 - DN1200Design StandardAPI 609End flangeEN1092 ,ANSI 125/150 ... C95500StemSS416,SS420,SS431,SS316SeatNBR,EPDMSuitale mediumSewage, Sea water, Air, Foodstuff and OilThese products are widely used in industries ... metallurgy industries.Suitable Medium:Water, sewage,sea water, air, foodstuff, oil etc.Working Temperature:-10°C~150° ...