wafer/lug/flange butterfly valve 1.DN50-1200(2"~48") 2.150/200PSI 3.different ... pressureShell1.52.4(MPa)Seal1.11.76Applicable temperature150Applicable mediumFresh water, Sewage, Sea water, Air, Vapor, Food, Medicine, Oils, Acids,Alkalis, etc.Operating ... .run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); wafer,lug,flange butterfly valve for water works