Filter threaded adjustable pressure-reducing valve with backflow prevention
带过滤防倒流螺纹连接可调减压阀
中华人民共和国住房和城乡建设部
本标准规定了带过滤防倒流螺纹连接可调减压阀的产品型号和标记、结构型式、材料及主要部件、要求、试验方法、检验规则、标志和产品说明书、包装、运输和贮存。
本标准适用于公称压力不大于PN25,公称尺寸DN15~DN80, 温度不高于80 ℃清水的带过滤防倒流螺纹连接可调减压阀。
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