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shuang mi feng jiao shi jie zhi fa
Author(s): 
Pages: 43
Year: Issue:  2
Journal: Valve

Keyword:  双密封截止阀阀瓣密封结构使用寿命双重密封阀门制造结构特征特殊工况圆弧线;
Abstract: 双密封角式截止阀沈阳市忠厚阀门制造公司赵忠厚目前,安装在各种气体和液体储罐、槽罐车以及化工设备装置上的截止阀,通常采用单密封副。在一些特殊工况下,这类阀门的密封效果差,介质容易泄漏,使用寿命短。双密封角式截止阀是通过问杆和自闭弹簧的作用实现阀门的双重...
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