蜜挑成熟时在线观看_欧美激情免费在线_中文字幕资源站_久草手机视频在线观看_精品国产片_91精品国产成人

Emergency gas shut-off valve

Dateline:2014-11-30    Hits:

Gas emergency shut-off valve in the equipment failure, corrosion failure, seal failure,leakage, or emergency, to cut off the source of upstream hazardous materials, to avoid accident scope, control effects of the accident, reduce the loss of accidents.Emergency gas shut-off valve is a practical environmental protection type by Shanghai Yonglong valves factory \\ technology development department five retired senior engineer Zhang Gong invented the shut-off valve.

Emergency gas shut-off valve is arranged in the gas tank / piping exit emergencywhich can quickly cut off valve, the valve to control the use of the electromagnetic valve is closed, is one of the relatively ideal safety valve.

Product overview:

Emergency gas shut-off valve is normally open type pulse trigger type electromagnetic valve. Shanghai Yonglong valves production gas emergency shut-offvalve has the advantages of simple structure, sensitive response, reliable action,accident self-locking and manual reset function etc. it is used in all walks of life. Mainly in the following aspects:

1 and the leakage of combustible gas monitoring instrument is connected. When the instrument to detect combustible gas leak, close the main gas supply automatic fastvalve, cut off the supply of gas, time to stop the occurrence of malignant accidents.

2 and the limit temperature of thermal equipment (or pressure) is connected to the safety controller. When the numerical limit device is within the detection point temperature or pressure exceeds the set, automatically and quickly close the gas supply valve, stop fuel supply.

The central fire leakage instrument system 3 and tall buildings connected. When thebuilding when the fire occurs, automatic cut off the building's gas supply, to prevent accidents.

Emergency gas shut-off valve is arranged 4 or factories in the city gas supply pipe network, in the central control room centralized control, remote control, emergency shut off the scene of the accident of pipeline gas. Suitable for gas, natural gas andliquefied petroleum gas and other combustible gases, widely used in the gas supply pipeline network, gas heat energy factory, gas boiler room and the safety facilities ofthe residential housing.

5 reliable technical performance; low load loss; very high safety performance; energy saving excellent performance; rapid cutting performance are the five majorcharacteristics of the series products.


手機網站

主站蜘蛛池模板: 3344av| 黄色一级视频在线观看 | 国产视频第一页 | 97视频总站| 欧美日韩亚洲天堂 | 伊人伊人伊人 | 中文字幕视频二区 | 在线观看成年人视频 | 一区二区黄色片 | 日本国产在线 | 亚洲一区二区久久 | 一道本视频在线 | 2017天天干 | 欧美成人精品 | 禁网站在线观看免费视频 | 免费黄色片网站 | 成人在线国产 | 欧美性一区二区三区 | 久久久www成人免费毛片 | 天堂男人在线 | 日韩字幕在线 | 久久久久久久久久国产精品 | 热久久国产精品 | 午夜精品久久久久久久爽 | 8050午夜一级 | 激情婷婷久久 | 黄色av一区二区 | 黄频在线免费观看 | 欧美成人猛片aaaaaaa | 久久福利片| 国产精品一区视频 | 国产特级黄色片 | 一本之道av | 天天人人| 日本在线一区 | 国产精品18 | 亚洲在线中文字幕 | 亚洲免费在线看 | 好吊妞这里有精品 | 在线视频午夜 | 99热亚洲|