1.Best quality ball valve,lowest price 2.Size15~200mm 3.Standard:ISO.ANSI,ASTM,API,DIN ... 4.Can do special design 5.MOQ 1pcs ProductCast iron ball valveSize15~200mmMaterialCast ironStandardISO,ANSI,ASTM,API,DINApplicationWater,air,non ... closed state,anti scour,easy operation and maintenance,apply for water,solvents,acids and natural gas in general working medium in ...