Ductile Iron Surge Anticipating Valve Nylon Reinforcement With EPDM Diaphragm
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... by two pilot valves. Both pilots include spring-loaded membranes. The low-pressure pilot is preset to open the A2A5 gradually when the line pressure drops about 1 bar below normal. The highpressure pilot (on the right) is preset to open the A2A5 when the...
Suzhou Alpine Flow Control Co., Ltd
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