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    通风蝶阀如何防止因热涨冷缩造成卡死现象

    2017-03-25 关注次数:

    通风蝶阀主要是采用钢板焊接制造,具有结构尺寸短,重量轻,安装方便等特点。通风蝶阀的驱动力矩小,启闭灵活,操作方便。通风蝶阀阀体上设置油密封挡圈,密封副之间无可见间隙,泄漏率小。通风蝶阀与阀体间的膨胀间隙大,能有效防止因热涨冷缩造成的卡死现象。

    採用標準:
    設計標準:GB/T12238-1989 JB/T8692-1998 法兰连接尺寸:GB/T9115.1-2000 结构长度 h:GB/T12221-1989
    壓力試驗:GB/T13927-1992;JB/T9092-1999

    通風蝶閥

    通風蝶閥|渠道闸门|盲板阀|插板阀|煤气闸阀

    通風蝶閥

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