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Butterfly (English: the butterfly valve) Careful (disc or disc) disc around the valve axis to reach the opening and closing a valve in the pipe from the wicked cut and throttle use. Butterfly valve, opening and closing parts of a disc-shaped disc in the valve body around its own axis of rotation, so as to achieve the purpose of opening and closing or regulation. Butterfly Stroke valve fully open to fully closed is usually less than 90 °, butterfly valves and coquette our mall sell butterfly valve rod itself is not self-locking capability for positioning of the disc, install worm gear on the stem. Worm gear reducer, not only can make the disc efficient of self-locking, stop in any position, but also to improve the operational public presentation our mall sell globe valve of the valve disc.
Characteristics of industrial butterfly valves to high temperature, the germane pressure range is also high, the valve nominal our mall sell plug valve
diameter, the body uses carbon steel, the valve plate seal with a metal ring instead of the rubber ring. Large-scale high-temperature butterfly valve with welded steel plate manufacturing, mainly for medium passion our mall sell bellow valve smoke duct and gas pipelines.