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节能型消音止回阀
单向阀
产品类别
特色产品

节能型消音止回阀

节能消音止回阀有两种连接方式:法兰连接和卡箍连接。阀瓣入口两端均设有中心导轴,开启和关闭灵活,定位精准。可水平或垂直安装。阀瓣采用弹簧加载,快速关闭可有效降低水锤压力。密封面采用O型圈弹性密封和金属硬密封的组合密封结构,密封性能好,关闭时无噪音。此外,该止回阀体积小、重量轻、流体阻力小。可安装在消防和暖通空调系统中水泵的出口处,防止回流和水泵损坏。

    产品性能规格

    标称压力 壳压力 密封压力 适用媒体 适用温度
    1.0/1.6/2.5兆帕 PN X 1.5倍 PN X 1.1倍 水和弱腐蚀性液体 0~80℃

    主要组成材料

    阀体 铸铁、球墨铸铁、铸钢、不锈钢
    阀芯 铸铁、球墨铸铁、铸钢、不锈钢
    春天 不锈钢
    密封表面 丁腈橡胶、氯丁橡胶、三元乙丙橡胶、氟橡胶

    包装

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