闸阀的缺点Defect of gate valve

    闸阀的缺点如下Defect of gate valve

    1、密封面之间易引起冲蚀和擦伤，维修比较困难。

    2、外形尺寸较大，开启需要一定空间，开闭时间长。

    3、结构较复杂。

    1、Easy to cause the erosion and abrasion between seal surfaces,difficult to repair and maintain.

    2、Large external dimension,some space necessary to open,long time to open and close.

    3、Complicated structure