Product Overview
Q41F three-piece flanged ball valve stem with inverted sealing structure, abnormal pressure boost valve chamber, the stem will not be out.Drive mode: manual, electric, pneumatic, 90° switch positioning mechanism can be set, according to the need to lock to prevent misoperation.Is xuan supply Q41F three-piece ball valve three-piece flange ball valve manual three-piece ball valve
II. Working principle:
Three-piece flanged ball valve is a valve with a circular channel of the bal...