摘要
影响法兰接头密封性能的因素很多，本文也仅仅结合当前液化气站法兰接头应用的现状和存在问题进行分析并提出改进或应引起重视的几个问题，供有关部门参考。
There are many factors which can affect the seal characteristics of the flange. In this paper, only based on the current application of the flange joints used in the liquidated gas stations, the problems existing were discussed, some of which should be improved or, at least, be attached importance. What presented in the paper can be referenced by the relevant departments.
