查询词典 butterfly valve

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。

However, this butterfly valve in the course of the following questions remain: First, as a result of hard and soft multi-layer stacked ring fixed in the valve plate, when the valve plate when the media always state of the formation of its positive sealing surface erosion, sheet metal dissection of the soft-sealed after flushing with by a direct impact on seal performance.

但是，这种蝶阀在使用过程中仍然存在以下问题：一、由于多层软硬叠式密封圈固定在阀板上，当阀板常开状态时介质对其密封面形成正面冲刷，金属片夹层中的软密封带受冲刷后，直接影响密封性能。

Founded in 2003, the company's main products are: central air-conditioning temperature control, heating room temperature, three-speed switch, fan-coil electric valves, electrical control valve, electric butterfly valve, temperature sensors, pressure controllers, Pressure switches, pressure transmitter, flow switches, antifreeze switch, air valve actuator, the ratio integral temperature control, etc.

公司成立于2003年，公司主营产品有：中央空调温控器、采暖房间温控器、三速开关、风机盘管电动阀、电动调节阀、电动蝶阀、温度传感器、压差控制器、压差开关、压力变送器、水流开关、防冻开关、风阀执行器、比例积分温控器等。

High-temperature exhaust muffler as well as the roof fan series muffler, regulating valve, butterfly valve, exhaust valve, positive pressure to send air, fire dampers, smoke mouth plate, fire protection, thermal insulation hose.

消声高温排烟以及屋顶风机系列消声器、调节阀、蝶阀、排烟阀、正压送风口、防火阀、板式排烟口、防火、保温软管。

Power Station where the main products are: the former pool water level monitor, oil mixing with water signal devices, oil mixing with water monitor, two two-FirstCall / 2 three / two four-way double-acting self-sustaining valve, speed monitoring devices, bearings oil level signal devices, flow, head efficiency monitoring device, the displacement angle of transmission controllers, intelligent two-way transfer of water supply valves, intelligent pressure transmission controllers, automatic self-cleaning water filters, small-caliber recoil-type filter, guided Leaf position switch, automatic qi device, float liquid level controller, temperature indicator, water level monitor, solenoid valve, electric butterfly valve, magnetic flap level gauge, linear displacement transducer, temperature data logging devices, shear sell-off signal devices, vibration, degree of monitoring devices placed, programmable speed monitoring devices, gate opening apparatus such as hundreds of professional instrumentation and automatic control device!........

其中电站主要产品有：前池水位监测仪、油混水信号器、油混水监测仪、二位二通/二位三通/二位四通双动自保持球阀、转速监测装置、轴承油位信号器、流量水头效率监测装置、位移角度变送控制器、智能双向供水转阀、智能压力变送控制器、全自动自清式滤水器、小口径反冲式滤水器、导叶位置开关、自动补气装置、浮球液位控制器、温度显示仪、水位监测仪、电磁阀、电动蝶阀、磁翻板液位计、直线位移变送器、温度巡检仪、剪断销信号装置、振动摆度监测装置、可编程转速监测装置、闸门开度仪等上百种专业仪表与自动控制装置！。。。。。。。。

For the larger ball valves, as well as all butterfly valves, the appropriate butterfly valve handle and index plate are supplied for manual operation of the stem extensions.

对于更大的球阀，以及所有蝶阀，可提供适当的蝶阀手柄和刻度板，用于阀杆加长件的手动操作。

Day-to-day business:"S" valve, shell,"Y" tube, skirt valve, butterfly valve, hopper, piston, wear-resistant plate, Pipeline, tube clasp, pumps, motor valves, 00 # lubricants , hoses, Aprons, sponge ball, sleeve, wear sets, all kinds of oil seal repair kits.

日常经营范围：&S&阀、壳体、&Y&管、裙阀、蝶阀、料斗、活塞、耐磨板、输送管、管扣、油泵、马达阀组、00＃润滑油、软管、胶圈、海绵球、轴套、耐磨套、各种油封修理包。

Butterfly valve butterfly plate installed in the direction of the pipe diameter.

蝶阀的蝶板安装于管道的直径方向。

A variety of lining and valve plate materials, and manual, pneumatic and electric actuators of the drive mode, allowing you to meet the application at the same time you Flange type turbine-driven butterfly valve can choose to go to the best and most economic valve configuration.

多种衬里及阀板材料，及手动、气动和电动执行机构的驱动方式，使得您在满足应用的同时可以选择到最理想及最经济的阀门配置。

This company mainly produces oil level table, gas relays, pressure release valve, shrink tape, valve, butterfly valve, transformer switches, etc. dozens of decomposition products.

本公司主要生产油位表、气体继电器、压力释放阀、收缩带、活门、蝶阀、变压器分解开关等数十种产品。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。