As the butterfly valve disc with a wipe of the movement, so most of the butterfly valve can be used for media with suspended solids, according to the sealing piece strength can also be used in powder

butterfly valve opens and shuts by rotating the axis.

When butterfly valves are to be installed between welding type flanges, care should be taken to ensure no damage will occur to the seat

butterfly valve advantages and defects

two kinds of butterfly valves, one is double-offset butterfly valve, another is triple-offset butterfly valve.

This butterfly valve is specifically used in large pipes, and is described as a disk rotating on a diametrical axis inside a pipe, also used as a throttle valve or a damper.

Installation and maintenance of electric butterfly valve should note something.

Butterfly valve in the opening, the valve body and disc shape of the front-end to form an opening to the valve shaft as the center, on both sides to complete the formation of different states