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xin xing shuang zha ban zha fa
Author(s): 
Pages: 15-17
Year: Issue:  3
Journal: Valve

Keyword:  双闸板密封面密封力机械连接摩擦系数阀门摩擦力秦皇岛市冶金机械受力情况;
Abstract: 新型双闸板闸阀秦皇岛市冶金机械阀门总厂赵金凤1.概述某煤气工程从国外引进的阀门中,有一种双闸板闸阀。它具有结构紧凑,重量轻,密封性能好,使用寿命长的显著特点。它是老式双闸板闸间较好的换代产品。图1双闸板煤气切断问1.油缸2.传动架3.行程开关4.阀盖...
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