We manufacture the tool joint, make the seal test and make-and-break test.
根据零件图试制双台肩钻具接头，对其进行上卸扣试验和水压密封测试。
It's suitable to have shell test and seal test for flanged end butterfly valves and wafer type butterfly valves.
适用于法兰连接和对夹式蝶阀的强度和密封性能试验。
A mathematical model about the duration of seal test of hydrostatic test for gas pipeline was developed firstly.
建立了考虑管道弹性变形和含有一定量气体时输气管道严密性水试压稳压时间计算的数学模型。
As a seal test, sensitivity of helium leak test is higher than other test methods as gas seal and NH_3 leak test.
氦泄漏试验作为一种致密性试验，它的检漏灵敏度远远超过了气密性试验和氨渗漏等试验方法。
In this paper, results from both seal test and internal vapor content test are analyzed and compared, which educes the problem of "one-way-leaker".
文章通过对器件的密封性测试结果和内部水汽含量测试结果进行对比分析，引出器件的“单向泄漏”问题；
The regulations and methods for valve base seal test, valve seal test, valve strength test, long term valve test, fatigue test and operating torque test were summed up in this article.
汇总了塑料阀门产品要求的阀座密封试验、阀体密封试验、阀体强度试验、阀门长期试验、疲劳强度试验和操作扭矩的规定和方法。
The air leak tester of AL-1000A belongs to differential pressure type. It is a high precision detecting transducers. It is much economical and widely applied to seal test of product parts.
1000A系列检漏仪采用差压法检测原理，是一款高精度的检测仪器，广泛应用于多种产品的密封性检测。
The air leak tester of AL-1000A belongs to differential pressure type. It is a high precision detecting transducers. It is much economical and widely applied to seal test of product parts.
1000A系列检漏仪采用差压法检测原理，是一款高精度的检测仪器，广泛应用于多种产品的密封性检测。
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