China Butterfly Valve

butterfly valve
(Butterfly Valves) A valve consisting of a cylindrical body with a rotating vane to control flow. Tight Shutoff is obtained by an elastomer body liner into which the vane seats.
a valve in a carburetor that consists of a disc that turns and acts as a throttle
A butterfly valve is a valve which can be used for isolating or regulating flow. The closing mechanism takes the form of a disk. Operation is similar to that of a ball valve, which allows for quick shut off.
A valve consisting of a disk rotating on an axis across the diameter of a pipe to regulate the flow, as in the throttles of many engines
A valve consisting of a pair of semicircular plates that are attached to a spindle across a pipe and hinged to allow flow only one way

china
Household tableware or other objects made from this or a similar material
high quality porcelain originally made only in China
A fine white or translucent vitrified ceramic material
a communist nation that covers a vast territory in eastern Asia; the most populous country in the world
Taiwan: a government on the island of Taiwan established in 1949 by Chiang Kai-shek after the conquest of mainland China by the Communists led by Mao Zedong