In industrial control, the pneumatic actuator principle structure drives the air source from port A, the gear shaft rotates counterclockwise, and the valve Open the pneumatic actuator principle structure in the industrial control to drive the air source from port B, the gear shaft rotates clockwise,......
Read MoreThe difference between the single eccentric double eccentric triple eccentric butterfly valve of the center line butterfly valve is introduced as follows: 1. Centerline butterfly valve (concentric butterfly valve) The structural feature of the centerline butterfly valve is that the shaft center ......
Read MoreIn the valve design or use experience, the packing of the lift valve is mostly asbestos packing or graphite packing or PTFE V-type packing, but these kinds of packing will wear out and the gap will gradually increase as the number of valve opening and closing increases.
Read MoreThe Triple Eccentric Metal Hard Seal Butterfly Valve uses an elastic stainless steel seal ring installed on the valve body to achieve true zero leakage. It is generally used in special occasions such as high temperature and medium with particles.
Read More