This series belongs to the pilot valve piston valve. From the main valve and pilot valve composed of two parts. The main valve consists of a valve seat, the main valve plate, piston, cylinder, springs and other parts. Pilot valve consists of a valve seat, valve, diaphragm, spring, adjusting springs and other parts. Set by the adjusting spring pressure at the outlet pressure, the use of a diaphragm sensor outlet pressure changes, driven by the pilot valve opening and closing the main valve piston adjusting throttle portion size over flow area to achieve pressure regulator function.
This product is mainly used for steam pipe, from the vacuum regulator role.
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