... flange,flange, lap joint flange DN80-DN300mm,Inch 3"-12" Diameter:90-315mm Easy load & unload CNS,ANSI,JIS,BS,DIN Lap joint flange/flange/upvc flange ... , aquarium, chemical industry, shipbuilding, pharmacy industries and other fields.Salient features:Acid & alkaline resistanceCorrosion ... your exact specifications including customer trademarks and logos, and assure you of excellent quality with ...