The pneumatic butterfly valve is composed of a pneumatic actuator and a butterfly valve. The pneumatic butterfly valve uses a circular butterfly plate that rotates with the valve stem for opening a...
Butterfly valve is a kind of valve that uses a disc opening and closing part to reciprocate about 90° to open, close or adjust the flow rate of the medium. Butterfly valve not only has simple struc...
Whether the selection of the connection method between the butterfly valve and the pipeline or equipment is correct or not will directly affect the probability of running, dripping, dripping and le...
Butterfly valves provide an efficient method of closing fluids on and off, and are the successor to traditional gate valve technology, which is heavy, difficult to install, and does not provide the...
In pipeline engineering, the correct selection of electric valves is one of the guarantee conditions to meet the use requirements. If the electric valve used is not selected properly, it will not o...
In the 30s, the butterfly valve was invented in United States, introduced to the Japan in the 50s, and was widely used in Japan in the 60s, and it was promoted in China after the 70s. At present, b...