Steel Ball Valve Reasonable structure valve Reliable seal valve Good performance valve API,CE,ISO9001 Steel Ball ValveBall Valve Design & Manufacture Std.: API ... .: API 6D, ASME B16.10, DIN 3202, BS2080Ball Valve End Connection Std.: ASME B16.11, ASME B1.20 ... : ISO5208, API 600, BS 6755Ball Valve Structure Type: Rising Stem and Wedge Single DiscBall Valve Operated Way: Handwheel, Bevel Gear, Pneumatic ...