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  • PNEUMATIC ACTUATED 2 PIECE FLANGED BALL VALVE

    Pneumatic Actuated 2 Piece Flanged Ball Valve Description: Switch Indication of hand operated Valve locking device Anti-fly out of stem and antistatic device ,fire safety of seat In case of abnormal rise of pressure in the middle cavity of valve resulted from the medium left there suffered from changes of pipeline pressure or medium temperature, […]