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https://www.mstnland.com/types-and-functions-of-check-valve.html Ⅰ. check valve definition The definition of a check valve refers to a valve that automatically opens and closes the disc depending on the flow of the medium itself to prevent the medium from flowing back. It is also called a check valve, a one-way valve, a reverse flow valve and a back pressure valve.
TYPES AND FUNCTIONS OF CHECK VALVE
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