欧美乱码伦视频免费_色琪琪www618seon_日本免费a∨片免费_久久久夜色精品亚洲a_午夜性大片_亚洲综合精品伊人久久

Electric globe valve

PRODUCTS > Globe valve > Electric globe valve

Electric globe valve

Product model:J941H
Nominal diameter: DN50~300mm
Nominal pressure: PN1.6~16.0MPa
Suitable temperature: ≤540℃
Main material: carbon steel, stainless steel and so on
shared:

[Essential information]

       Electric globe valve opening and closing parts are plug shaped valve, sealing surface flat or cone, fluid along the centerline of the valve for linear motion. Stem movement in the form of lifting rod (stem lifting, hand wheel not lifting), but also lifting, rotating rod type (hand wheel with the valve stem to rotate up and down, nut on the valve body). The electric valve is only applicable to fully open and fully closed, does not allow for adjustment and throttle.


[Standard parameter]

Design standardGB12235
Structural lengthGB12221
Flange dimensionGB9113 JB79 HG20592-20635

Pressure temperature rating

GB9131 JB/T74 HG20604
Pressure test GB/T13927 JB/T9092


[Valve features]

1, Compact structure, reasonable design, good rigidity of valve, smooth channel and small flow resistance coefficient.

2, The sealing surface is made of stainless steel and hard alloy, and the service life is long.

3, Flexible graphite packing, reliable sealing, easy and flexible operation.

4, Drive manual, electric, pneumatic, gear transmission, structure type: single flexible wedge gate, rigid wedge type single gate and double gate type.

5, Widely used in petroleum, chemical, thermal power plants and other oil products, steam pipes to connect or cut off the medium in the pipeline opening and closing device.


[Adaptive condition]
      Electric globe valve, the valve seat sealing surface by the iron-based alloy surfacing or Stellite (Stellite) surfacing cobalt based alloy, wear resistance, high temperature resistance, corrosion resistance, good anti abrasion performance, long service life, suitable for nominal pressure PN1.6 ~ 16MPa, various pipeline working temperature of -29~550 ℃ for petroleum and chemical industry, pharmacy, chemical fertilizer, power industry and so on, cut off or connected piping media. Driving methods are manual, gear drive, electric, pneumatic and so on.


Name
Phone
Email
Corporate name
Address
Leaving Message*
 
Verification code
Submit
主站蜘蛛池模板: 色噜噜狠狠爱综合视频 | 一级片高清 | 欧美成人91| 丰满少妇被猛男猛烈进入久久 | 蜜桃网站在线 | 乱子真实露脸刺激对白 | 爽到高潮漏水大喷视频 | 欧美美女一区二区 | 99久久无色码中文字幕人妻蜜柚 | 男男GV白嫩小受GV在线播放 | 亚洲精品TV久久久久久久久J | 无码A级毛片免费视频内谢 人妻中文字幕AV无码专区 | 呦性xxxxfreexxxxx| 亚洲老鸭窝一区二区三区 | 亚洲av永久无码精品古装片 | 国产一区二区三区影院 | 欧美老熟妇乱子伦视频 | 日本精品在线观看 | 亚洲AV超碰爽死狠狠热 | 亚洲国产成人久久综合一区久久久国产99 | 熟女自慰30p | 无码丰满熟妇juliaann | 国产在线一区二区在线视频 | 欧产日产国产精品精品 | 成人影院免费在线观看 | 国产美女裸身网站免费观看视频 | 小货sao边洗澡边cao你动漫 | 欲妇荡岳丰满少妇岳 | 国产初高中生在线视频 | 中文字幕无码精品亚洲35 | 18禁免费羞羞视频无码网站 | 日本xxx色视频 | 天堂在线www天堂在线 | 欧美国产成人精品一区二区三区 | 午夜人成免费视频 | www.在线观看麻豆 | 无码成人18禁动漫网站 | 国产亚洲人成a在线v网站 | 欧美老妇乱惀 | 一区二区伊人久久大杳蕉 | 国产在线看片无码人精品 |