A gate valve and a rotary butterfly valve are shown acting as the upstream throttling valve.
图中显示一闸阀及一旋转的蝶阀用作上游节流阀。
The butterfly valve using the same materials as seals, the use of electric or gas transmission.
该蝶阀采用阀体同质材料加工成密封圈，采用电或气传动。
Butterfly valves are commonly used for clip-on butterfly valve and two Flanged butterfly valve.
常用的蝶阀有对夹式蝶阀和法兰式蝶阀两种。
The handle (or gear box) of butterfly valve can be rotated backward or forward for 180 degrees.
蝶阀的把手（或齿轮箱）是可以反转或正转180度操作。
The NIBCO HPR butterfly valve can be provided with heavy-duty weatherproof operator and indicator.
美国尼伯科hpr蝶阀可配备重型、抗恶劣气候的操作装置和指示装置。
Click here to learn more about Ball Valve, Gate Valve, Butterfly Valve, Solenoid Valve, or Needle Valve.
点击此处了解更多球阀，止回阀，蝶阀，电磁阀，针型阀。
Fisher 8560 Fisher 8560 is a high-performance butterfly valve with a splined shaft for throttling control.
8560是一款高性能蝶阀，可用于绝大多数工况。
The ZSFD wafer Signal butterfly valve consists of the wafer butterfly valve and the electric control device.
ZSFD型对夹式信号蝶阀是由对夹式蝶阀及电控装置等组成。
Electric or hydraulic flapper valves are usually equipped with non-metal sealing butterfly valve system to use.
电动或液动插板阀通常与非金属密封蝶阀配系运用。
Introducing the reasonableness of butterfly valve trim after improvement and superiority under the operating conditions.
对蝶阀密封副改进后结构的合理性及其在使用工况下的优越性能作了分析与介绍。
VTLEBUF01 electric high vacuum butterfly valve USES electric device to drive the stem disc to perform open close action.
VTLEBUF 01型电动高真空蝶阀是以电动装置驱动阀杆与阀板执行启闭动作。
Check valve and butterfly valve combinations are very popular; normally a short spool piece is required between the valves.
止回阀与蝶阀的连接是经常发生的事，通常需要在这两种阀门之间加上一节短短的阀槽。
A pneumatically activated butterfly valve is located close to the condenser to isolate the vacuum system from the condenser.
在靠冷凝器的位置有一个气动蝶阀，将冷凝器与真空系统隔开。
At present, we develop and produce the main products including butterfly valve, ball valve, check valve, gate valve and so on.
目前，开发生产的主要产品有蝶阀、球阀、止回阀、闸阀等。
Mild steel plate flanges , cast stainless steel flanges , wafer-type butterfly valve, 2-piece flange-type ball valve, steel plate.
软钢板法兰，不锈钢铸板法兰，片型蝶阀， 2片式法兰型球阀， 钢板。
The utility model relates to a mechanical butterfly valve matched with a new bag dust collector, which adopts a square shell body.
用于与新型布袋除尘器配套用的机械蝶阀。采用方形壳体。
DISK VALVE (OBSOLETE TERM - BUTTERFLY VALVE), an actuator-operated, rotating device in a duct for closing and opening the duct passage.
盘式活门，(老式叫法：蝶形活门)，利用作动简进行操作，安装在管道上的旋转装置。用来控制管道的通断。
On the basis of structure and principle, fault causes of pneumatic butterfly valve are analyzed, and precautionary measures are proposed.
从结构和原理入手分析了气动蝶阀故障原因并提出了防范措施。
This paper analyzes the failures of air operated double position butterfly valve used in car type furnace, and puts forward improving plan.
本文对台车炉气动双位蝶阀产生的故障进行了分析，并提出了改进方案。
Butterfly valve according to the structure of the form of bias can be divided into the plate, vertical plate, inclined plate and leveraged.
蝶阀按结构形式可分为偏置板式、垂直板式、斜板式和杠杆式。
The structure of large turbine butterfly valve exported to Iran was analyzed in combination with the actually design, test, manufacture, run.
本文结合出口伊朗蝶阀的实际设计、试验、制造、运行情况，对电站大型蝶阀的结构进行了分析。
Introduction of the selection procedure of control ball valve and butterfly valve and the empiric selection of the coefficient in calculation.
介绍了调节型球阀和蝶阀选用的步骤及计算中一些系数的经验取法。
This butterfly valve is the latest developed flange butterfly valve in this Co. and mainly applicable for water works, power plant, refinery of.
本蝶阀系我公司最新研制的法兰蝶阀，主要适用于水厂、电厂、钢厂；台炼、造纸、化工、饮食等系统供排水用，尤为适用自来水管路上作为。
When a big adjusting valve is required in a project, the adjusting butterfly valve can be fully in place of the equal percentage adjusting valve.
等百分比调节阀口径一般较小，当需要大口径调节阀时，实际工程中会采用调节型蝶阀来替代。
Applying PLC to the plasma spray welding system was helpful for enhancing the quality of triple eccentric butterfly valve and the system stability.
采用可编程控制器(P LC)控制有助于提高三偏心蝶阀喷焊质量与系统稳定性。
We know that, with the exception of butterfly valve and the valve is completely symmetrical in structure, all other structures are asymmetric valve.
我们知道，目前除了蝶阀和隔膜阀在结构上完全对称外，所有其他结构的调节阀都是不对称的。
The use of large-scale high-temperature steel welding butterfly valve manufacturer, mainly for high-temperature medium duct smoke and gas pipelines.
大型高温蝶阀采用钢板焊接制造，主要用于高温介质的烟风道和煤气管道。
GI high vacuum butterfly valve is used to put through or cut off the airflow in vacuum pipeline. Applicable medium can be pure air and noncorrosive gases.
GI型高真空蝶阀用于接通或切断真空管路中的气流。适用介质为纯净空气和非腐蚀性气体。
This turning force in a butterfly valve is determined by three factors. (1) friction of the disc to seat for sealing (2) Bearing friction (3) Dynamic torque.
蝶阀上的这种旋转作用力取决于三个因素：(1)阀瓣与阀座密封的摩擦力；(2)轴承摩擦力；(3)动力矩。
This turning force in a butterfly valve is determined by three factors. (1) friction of the disc to seat for sealing (2) Bearing friction (3) Dynamic torque.
蝶阀上的这种旋转作用力取决于三个因素：(1)阀瓣与阀座密封的摩擦力；(2)轴承摩擦力；(3)动力矩。
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