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Description

operating feature：
close valve：when the pressure of the water or gas source is equal to or greater than the coming water pressure，lead the water or gas to upper chamber of the diaphragm control。The diaphragm through the stem push valve seat then stop the water and close the valve.
open valve :after pressure relief of the diaphragm upper chamber,the coming water push the pole by itself so as to pass through the whole chamber and make the fluid through.
working pressure:0.**0.8MPa
working temperature:***0