Is suitable for through flange valve sealing pressure and valve body intensity pressure performance test.
适用于直通法兰式阀门的密封压力和阀体强度压力性能试验。
The field test shows that the performance of new valve is up to grade.
经测试表明新型阀的功能和指标均达到要求。
The field test shows that the performance of new valve is up to grade.
经测试表明新型阀的功能和指标均达到要求。
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