Basic Information Of Sanitary Butterfly Valve - Classification And Sealing Form

Sanitary Butterfly Valve According to the structural form, it can be divided into center-sealed butterfly valve, single-eccentric sealed butterfly valve, double-eccentric sealed butterfly valve and triple-eccentric sealed butterfly valve, etc.
According to the sealing surface material, it can be divided into soft-sealed butterfly valve and metal hard-sealed butterfly valve.
According to the sealing form, it can also be divided into forced-sealed butterfly valve, elastic-sealed butterfly valve, external torque-sealed butterfly valve, pressurized-sealed butterfly valve and automatic-sealed butterfly valve, etc.‌