摘要针对闸阀阀杆填料密封泄漏的问题，提出了正确选择密封填料的材料和改进闸阀填料压盖密封件结构的技术改进措施。
In allusion to the leaking of packing of gate valve, this paper presents technical improvement measures in properly selecting packing material and varying the structure of packing assembly.
经实践证明，改造后的闸阀填料密封件不仅能够很好地解决密封渗漏问题，而且产生了很大的安全和经济效益。
Proved by practice, the floodgate valve packing seal after transforming can not merely well solve the sealed seepage problem, and has produced very great security and economic benefits.
经实践证明，改造后的闸阀填料密封件不仅能够很好地解决密封渗漏问题，而且产生了很大的安全和经济效益。
Proved by practice, the floodgate valve packing seal after transforming can not merely well solve the sealed seepage problem, and has produced very great security and economic benefits.
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