D971X 电动对夹蝶阀

用途：该阀主要用于截断阀使用，亦可设计成具有调节或截断兼调节的功能。用户可根据不同要求选择有销型或无销型。 Usage:The   valve   is   mainly   used   to   cut   off   the   fluid   it   also   can   be   designed   to   have   the   function   of   adjusting   and           cutting off the fluid.Users can choose pin or without pin type according to different requirements.