国产福利久久久_深夜福利免费在线观看_久久久精品综合_国外精品久久久蜜桃免费全文阅读_免费观看美女用震蛋喷水的视频_欧美日韩国产精品自在自线

  • 1
Welcome all the elite valve sales and special valve cooperation, development win-win! Tel 024-72602416

Products

Home  > Products

Special ball valve for water and electricity
Product introduction

Item No: QT-QFXXX-WY-XXX

Product standard: 9576-2000 JB/T

Nominal diameter: DN400-DN3000

Nominal pressure: 4.0MPa, 6.3MPa, 10MPa

Opening time: 30-150s

Closing time: 30-150s

Driving mode: Hydraulic

Main material: Cast Steel

Use and function: applicable to the medium containing sediment water and hydropower station water pipeline temperature are less than 80 of the opening and closing device; has advantages of small flow resistance, and closing a flexible, safe and reliable operation, convenient etc..

In case of unit failure, emergency shutdown of water and water to prevent accidents from expanding;

When the turbine is repaired, the water inflow of the turbine is cut off;

The long term outage, truncation upstream, reduce erosion of the turbine, to prevent the unit peristalsis.


Outline and installation dimensions

Main dimensions, dimensions and dimensions.


Products online booking
Product name Special ball valve for water and electricity
*Order quantity Corporate name
*Linkman *Contact number
*Phone Email
Address
*Message
*Verification Code Please enter what you see
 
? 主站蜘蛛池模板: 国产九九九| 国产精品臀控福利在线观看 | 久久久91精品国产一区二区 | AV天堂中AV世界中文在线播放 | 国产精品女人久久久 | 国产又黄又粗又爽又色的视频 | 欧美大尺度猛交 | 精品综合久久中文 | 国产精品澳门 | 成人午夜精品 | 久久中文字幕精品视频 | 亚洲成人天堂 | 一本久久精品一区二区 | 成人无码区免费a片在线软件 | 一级片网 | 成年女性特黄午夜视频免费看 | 亚洲欧美视频 | 高清av网| 极品国产精品 | 欧美精品一二三区免费 | 视频在线色 | 国产做无码视频在线观看浪潮 | 偷窥目拍性综合图区 | 国产一级片中文字幕 | 国产调教性奴在线观看w | 囯产精品盗摄偷窥盗摄 | 中字字幕在线看日 | 女同久久精品国产99国产精品网站 | 亚洲无马在线观看 | 亚洲在线视频观看 | 国产精品久久99 | 蜜臀AV无码精品人妻色欲 | 一区二区免费看 | 99久久爱| 成人无码区在线观看 | 五月婷婷六月丁香欧美综合 | 中文字幕亚洲区一区二 | 欧美成人午夜性视频 | 97伦理| 中文字幕丁香五月天 | 久久不卡免费视频 |