At the same time, crack prevention in check valve has been discussed based on type selection and design improvement for foreign project construction.
同时进一步就国外工程建设的特殊性，探讨了如何通过选型和改善设计方案。预防和避免同类型设备出口逆止阀的破裂。
A check valve is a mechanical valve that only permits water flow in one direction.
检查阀(单向阀)是一个手动阀门，这样水只能往一个方向走。
This allows our swing check valve to close completely even when installed in a horizontal pipe run with no flow.
这使得我们的旋启式止回阀无论安装在水平管道还是垂直管道上，都能够实现完全的关闭。
The in-line spring-actuated lift check also is referred to as the "silent check" because the spring closes the valve before gravity and fluid reversal can slam the valve closed.
由于这种止回阀能够在重力和介质倒流撞击启闭件之前关闭阀门，因此这种直通弹簧驱动升降式止回阀也称为“静音”止回阀。
In addition, it should be considered for cutlery, needle valves, ball check valves, valve seats, pump parts, ball studs, bushings, and wear-resistant textile components.
首选应用是轴承结构，包括滚珠和轴套。还有，它也能用来做刀具、针形阀、球型止回阀、阀门基座、泵零件、球头螺栓、轴套、抗磨损纺织机械。
Lastly, it seems that many dealers forget to install the check valve in the air assist line.
最后，它似乎那个很多经销商忘记安装阀门在空中帮助的检查线。
It differs from a float shoe in that it lacks a check valve.
引鞋与浮鞋的不同之处在于引鞋没有节流阀。
Check the solenoid valve products with a variety of refrigerator current value, high flow and low flow, in order to determine the product 's fine.
说明：检查多种冰箱用电磁阀门产品的电流值，高压流量及低压流量，以便判断产品的优良。
Check modules are installed in the valve body with the seats facing the valve inlet.
安装在阀门内的止回模块其阀座应该面对阀门进口。
When more than one boiler is connected to the main steam header, a stop check valve should be installed in the pipeline between each boiler and the header.
如果连接主蒸汽热水器的锅炉不止一个，则在每个锅炉与热水器之间的管路上都应该安装一个截止止回阀。
Please check whether the valve is in good condition. W.
请检查阀门是否良好。
Check and repair leaks in the tub diverter valve.
检查和修理漏水的浴缸转向器阀。
The cracking condition of hydraulically controlled check valve in locking circuit is studied via problems encountered in practice and a method for correct selection is presented.
通过实践中发现的问题，分析液控单向阀在锁紧回路中的开锁条件，提出正确选配办法。
Check valve should be installed in the bottom of suction pipe of pump to make sure operation is prompt.
泵吸入管路底部应安装截止止回阀，确保其操作灵活。
The level of valve lift check valve should be installed in horizontal pipelines.
升降式水平瓣止回阀应安装在水平管道上。
NOTE: Make sure that the check valve is installed and that it is in the correct position.
注意：确保单向活门已经安装，并且位置正确。
Investigation and the materials of collection indicate that though the Check valve is used widely in practice, some have not reached the anticipated result.
现场调查和资料的收集表明，尽管止回阀在现场得到了广泛应用，但有些并没有达到预期的效果。
Reversed flow is stopped or held in "check" by fluid backflow pressure which seats the closure device against the valve body.
倒流的流体通过倒流的流体压力将止回关闭装置与阀体紧密密封，从而实现阻止倒流的“止回”功能。
To introduce the structure, performance and design of the differential stop check valve. It has the features of novel design, small moment in operation and seal reliability.
介绍了差压式截止止回阀的结构、性能和设计要点。该阀操作力矩小，密封可靠，运行平稳。
The seal is provided by the combination of a peripheral groove in an outer surface of the check valve and a helically wound core in the groove.
通过组合所述止回阀的一外表面中的一周边槽与所述槽中的一螺旋缠绕芯来提供所述封垫。
Under the effect of check valve, synchronization phenomenon is caused in the process of water hammering in long distance pipelines.
由于泵站出站止回阀的作用，长输管道水击过程中会出现同步现象。
Installations with suction lift require a good quality foot valve to avoid loss of prime - remove in-built check valve.
进水口的安装需要使用一个品质优良的底阀，以避免进水口压力损失-拆除内置式止回阀。
The ALC? is an in-line, spring assisted, single guided "wafer" check valve designed to prevent "water hammer" and "reverse" flow.
同轴、管内螺纹弹簧单导对夹式止回阀，专门用于防止水击作用和倒流现象。
All Stenner metering pumps have a 3-point roller design in the pump head, which ACTS as a check valve to prevent back flow, siphoning, overdosing and loss of prime.
泵头有3点滚筒设计，设备可作为止回阀阻止回流，虹吸，过量用药和避免大量的材料损失等。
Buffering Butterfly Check Valve is more suitable for use in the by pass of booster pump station.
蝶式缓冲止回阀是一种较为理想的直抽式加压泵站旁路止回阀。
Complete valve cannot be tested in the line, however, each check module Part no. SA7B16 can be tested individually as follows.
整个阀门无法在线检测，但是，每个止回模块部件编号SA7B 16可以按照下列方法单独进行检测。
The Sanitary Cartridge Valve is a 316 stainless steel check valve for use in new or existing sanitary systems.
卫生级卡头阀门是用于新建或已有的卫生系统中的316不锈钢止回阀。
The Sanitary Cartridge Valve is a 316 stainless steel check valve for use in new or existing sanitary systems.
卫生级卡头阀门是用于新建或已有的卫生系统中的316不锈钢止回阀。
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