Double Eccentric Butterfly valve Product info:Double Eccentric Butterfly valve   1.Double Eccentric Butterfly valve Size:2"to48"wafer type,lug type and double falnged type 2Double Eccentric Butterfly valve .Materials:Body:cast iron,carbon steel,304S.S,316S.S and aluminum bronze.Disc:Ni-plated ductile iron,nylon coated ductile iron,304S.S,316S.S,aluminum bronze and monel.Shaft:416S.Sand316S.S,17-4PH.Seat:EPDM,high   temperature EPDM,food grade EPDM,NBR,abraasive resistant NBR,Viton,high temperature Viton,Hypalon,Silicon rubber PTFEover EPDM,PTFE over NBR,Neoprene. Bushing:glass backed PTFE 3.Double Eccentric Butterfly valve Working Pressure: 2"to6" 40bar      8"to26" 25bar