... BSTP, BSP, DIN259/2999 7. Suitable media: Water, oil, air and some corrosive liquids 8. Inner ... valve ( stainless steel butterfly valve, welded butterfly valve, flang butterfly valve, thresded butterfly, clamped butterfly valve, SMS butterfly valve, DIN butterfly valve, ISO butterfly valve, valve ... Pharmaceutical,Paper making,Mining etc. Available Fresh Water,Sewage,Seawater,Air,Gas,Vapor,Food,Pharmacy ...