HH44X微阻緩閉止回閥用于給排水管道，安裝在是水泵出口處用來防止介質(zhì)逆流和消除破環(huán)性水錘，并能有效地減少閥門關(guān)閉水錘壓力，可保障安全運行，它具有閥瓣輕、開度大、節(jié)電*，流體阻力小，水錘消除機構(gòu)設(shè)計新穎，密封性能穩(wěn)定可靠、耐磨損、使用壽命長、運行平穩(wěn)、無振動、無噪聲等特點。

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