Flange butterfly valve

Extension rod butterfly valve flange extension rod function Extension rod butterfly valve flange extension rod specification Extension rod butterfly valve refers to the extended part of the operating rod that connects the valve operating platform and the valve body, mainly used in underground working environments such as mines. After the valve stem is extended, people can remotely operate the valve switch on the ground, and the valve position indicator at the top of the valve can indicate the valve's on/off status. We can produce valve stems according to customer specified lengths: 1 meter, 2 meters, 10 meters, or even 100 meters.