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；
Low pressure seal test 4.4.1 for low pressure seal test, the sealing surface should be kept clean, no oil, no grease and seal fat, for to prevent scratches.
低压密封试验4.4.1进行低压密封试验时，低温阀门密封面应保持干净，无油、无油脂和密封脂，如需防止擦伤。
The commonly used hydraulic seal test and air-tight test for the closed plastic container need to drill a hole on the container body. After test, the container is wasted.
闭口塑料容器一直采用桶身钻孔进行液压和气密试验，浪费较大。
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。
Test the seal of your refrigerator to ensure cold air isn't escaping through the doors.
检查冰箱的密封性，确保冷气不会从冰箱门里溜走。
The team then failed to run a test to establish that the cement seal was adequate.
而且，油井队没有进行实验来证明水泥封堵是合适得。
Product Seal stored in a cool dry room, valid for 12 months. Expired products can still be used by the test standard.
产品密封存放在阴凉干燥房间，有效期12个月。过期产品经检验符合标准仍可使用。
Seal leakage test on the inlet valve under a hydrostatic pressure equal to maximum static head. The leakage shall not exceed the amount guaranteed by the Contractor.
对入口阀在最大静水压力下的密封泄漏试验。泄漏量不得超过承包商所保证的量。
Impurity pump mechanical seal after static test, the operation of high-speed rotation of the centrifugal force generated will inhibit the leakage of media.
杂质泵用机械密封经过静试后，运转时高速旋转发生的离心力，会克制介质的泄露。
This article briefly gives the design and test results of the piston seal.
并简要地介绍柱塞密封方案的设计和试验结果。
With the analysis and the test, it was shown that this new seal structure has the advantages of good seal characteristics, compact structure, easy machining and maintenance.
通过分析研究和试验表明具有密封性能良好，结构紧凑省材，加工简单，维护拆装方便等优点。
This paper shows the construction of hydrodynamic oil seal SR. and discusses its properties and service life through test.
本文介绍“SR”流体动力油封的结构，通过试验更进一步论述“SR”流体动力油封的密封性能和使用寿命。
The machine imports, pumps, pump shell structure strong are the hydrostatic test, the mechanical shaft seal, stop leakage effect is good.
整机进口，泵浦结构坚固，泵壳皆经水压试验，采用机械轴封，止漏效果好。
Seal the blind plate and check carefully whether the pipeline is correctly connected and block phenomenon in the pipe before pressure test.
试压前要先封好盲板，认真检查管路是否连接正确，有无管内堵死现象。
Test run and inspection showed there were no series leak or external leak and the seal property of the valve was perfect.
对阀进行了试运和串漏、外漏检验，结果表明：阀密封良好，无漏液现象。
Seal packaging conditions can automatically save all the test results automatically archive and order printout.
包装封合条件可全部自动保存，测试结果自动归档，并可排列打印输出。
Based on the theory ang practice, hermetic seal form in puming test is introduced, It has great meaning to design and application of puming test.
在理论和实践的基础上，介绍了泵水在水压试验中的密封形式，对泵水设计和使用有一定的指导意义。
The utility model discloses a seal door of engine case type integrated test system, which comprises a door body, inflatable seal strips are arranged around the door body.
本实用新型公开了一种发动机箱式集成测试系统的密封门，包括门体，门体四周设置充气式密封条。
There are many difficulties during the new rotating blowout preventer's manufacture and test, they concentrate on spherical seal, dynamic seal and bearings.
研制旋转防喷器有几大难点，主要集中在密封胶芯、旋转动密封及轴承，各自的寿命满足实际应用是保证钻井施工安全的关键。
This paper systematically described the test and application of millisecond delay detonation technique in blast-Winning face of very thin seal in Xiehe Coal Mine.
系统介绍了毫秒爆破技术在协合煤矿极薄煤层炮采工作面的试验及应用情况。
Results:Through the test of six months, properties of appearance, amount of medicine loaded, seal rate, seepage rate, microbial stability have not obviously change.
结果：经过六个月的试验，汉防己甲素微球的外观性状、载药量、渗漏率、微生物稳定性无明显改变；但在六个月的加速试验中，包封率则下降，渗漏率增加。
A passage through the bonnet (34) may be used to test for leakage past such seal.
穿过阀帽的通道(34)可用于检验通过这种密封件是否泄漏。
The servomechanism of guarding leak for the test of high pressure oil seal was developed, and its structure was introduced.
开发了高压油封实验时防泄漏自动控制装置，并介绍了其结构。
Testing temperature. Testing medium. Testing pressure. The shortest continued time and allowed leak rate on shell test and seal function test as following sheet.
壳体试验的试验温度、试验介质、试验压力、试验持续最短时间及允许渗漏率见表。
The result of the field test shows that, by using the new sealing assembly, the oil seal wear caused by offset can be effectively prevented, therefore the service life of…
现场使用证明，这种介杆密封装置能有效地防止介杆油封的偏磨，从而可延长油封使用寿命，增强密封效果。
The result of the field test shows that, by using the new sealing assembly, the oil seal wear caused by offset can be effectively prevented, therefore the service life of…
现场使用证明，这种介杆密封装置能有效地防止介杆油封的偏磨，从而可延长油封使用寿命，增强密封效果。
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