NOTE: For Australia and New Zealand, Pipeline strainers should be installed between the upstream shutoff valve and the inlet of the backflow preventer.
注意：适用于澳大利亚和新西兰：管路过滤器应该安装在上游关闭阀和防回流阀进口之间。
Take apart all valves along the pipeline for washing before installation, check whether valve handles are flexible. The valves can be installed after passing the pressure test.
管路上的各种阀门在安装前要拆开清洗，检查阀柄是否灵活，并经试压不漏后方可安装。
Safety protective valve for preventing hydraulic pipeline rupture.
设有防止液压管路破裂的安全保护阀。
Hsieh Yu butterfly valve is designed for pipeline system connection between two flanges or with one flange for connection with the pipeline system of which one side has been fixed.
协羽蝶阀是设计用于管路系统连接，两个法兰间的连接或一个法兰间的连接或一个法兰间的连接用于一边已经固定的管路系统。
For the safety of gas transmission in long distance pipeline, the method regarding how to get the proper value of pressure drop rate for the fast block valve on pipeline is studied.
根据输气管道安全的需要，对干线快速截断阀压降速率设定值的确定方法进行了研究。
The invention relates to a three-chamber unidirectional check valve which is suitable for cleaning a fluid facility and a pipeline and called as 'flow information valve'.
本发明涉及一种适宜于清洁流体设施和管道使用的三腔室单向阀门，取名“流量信息阀”。
In the paper, the hazard of impurity and disposal method for gas pipeline are introduced. Suggestions to improve the design, construction and management of valve chamber and blowdown system are pu…
介绍了长输天然气管道中杂质的来源、危害及处理方法，提出了改进阀室设计、越站设计、排污系统和排污池设计以及管理的工艺方案。
Butterfly valve is closed parts (valve flap or disc for disc), around the valve axis of rotation to achieve the open and close a valve, in the pipeline mainly as shut off and throttling effect.
蝶阀是指关闭件(阀瓣或蝶板)为圆盘，围绕阀轴旋转来达到开启与关闭的一种阀，在管道上主要起切断和节流作用。
Full diameter structure of ball valve ensures the conformity of inside diameter of passage and pipeline, with the fluid resistance minimized and easy for cleaning pipeline.
全通径结构保证通道内径与管线内径一致，不但使流体阻力最小，也便于清洁通道。
Flanges in the pipeline have to be aligned in parallel and clearance has to be reserved for putting the valve in.
管路法兰必须平行对正并且必须预留空系使阀门能放入。
Butterfly valve is also called a flap valve, is a simple structure of the regulating valve, but also can be used for low pressure pipeline medium switch control.
蝶阀又叫翻板阀，是一种结构简单的调节阀，同时也可用于低压管道介质的开关控制。
The advantages of this valve are: body's diameter without grooves, the medium does not plug the card blocking, full-diameter flow characteristics, suitable for powder using in the pipeline.
此阀门的优点在于阀体通径无凹槽，介质不会卡阻堵塞，并且具有全通径流通特性，适合粉体颗粒介质的管道中使用。
VTLEBF01 electric high vacuum (pressure) ball valve USES electric device to drive the stem and ball for open and close, thus to put through or cut off the medium flow in vacuum (pressure) pipeline.
VTLEBF01型电动高真空(压力)球阀是以电动装置驱动阀杆与球芯来执行启闭动作，达到接通或切断真空(压力)系统管路中的介质流。
The outlet of the liquid helium heat sink pipeline is provided with a pipeline regulating valve for regulating the flow rate and pressure of the pipeline.
液氦热沉管路出口处安装有管路调节阀，用于调节管路流量和压 力。
Used for transportation of slagging in viscosity, easy to medium pipeline ball valve full bore should be used to facilitate regular scraping wax blowing through.
用于输送粘性、易结渣介质管道上的球阀应使用全通径的，方便定期的刮蜡吹扫器通过。
It is used for shutting off high pressure pipeline. When faults happening in high pressure pipeline, this valve can immediately shutting off high pressure pipeline.
高压电磁阀用来切断阀高压管路，当高压管路出现故障时可通过关闭锁匙紧急切断系统的高压气路；
The external nozzle mechanism comprises a three-way valve for connecting the tail end of the steam outlet pipeline, a beverage straw and a nozzle respectively.
外置式喷嘴机构包括三通阀，分别连接出汽管道末端、饮料管和喷嘴。
GUD electric high vacuum (pressure) ball valve USES electric device to drive the stem and ball for open and close, thus to put through or cut off the medium flow in vacuum (pressure) pipeline.
GUD型电动高真空(压力)球阀是以电动装置驱动阀杆与球芯来执行启闭动作，达到接通或切断真空(压力)系统管路中的介质流。
GUD electric high vacuum (pressure) ball valve USES electric device to drive the stem and ball for open and close, thus to put through or cut off the medium flow in vacuum (pressure) pipeline.
GUD型电动高真空(压力)球阀是以电动装置驱动阀杆与球芯来执行启闭动作，达到接通或切断真空(压力)系统管路中的介质流。
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