1.Best quality ball valve,lowest price 2.Size15~200mm 3.Standard:ISO.ANSI,ASTM, ... ~200mmMaterialCast ironStandardISO,ANSI,ASTM,API,DINApplicationWater,air,non-corrosive(gas)liquidPackingExport standard packingOthersCould do as customer’s design and samples ... operation and maintenance,apply for water,solvents,acids and natural gas in general working medium in all sectors.Advantages:1. Small ...