阀门密封试验泄漏量标准的讨论

A discussion about leakage criterion for valve seat test

不同的阀门产品标准对密封试验泄漏量作了不同的规定 ,本文列出常用标准的具体指标 ,对相互之间数值的差异和换算关系进行探讨 ,对执行标准提出建议。

Different valve product standard make differant stipulation of leak for seat test.The writings have setting up detaits lists of usual standards.stadying the drffenence and exehange of count and making the suggest of cauy out it.