久久在精品线影院精品国产_国产精品一区二区久久不卡_国产内射999视频一区_国产99久久九九精品无码_人妻熟妇乱又伦精品视频无广告_久久在精品线影院精品国产_国产精品一区二区久久不卡_人妻熟妇乱又伦精品视频无广告_7878成人国产在线观看_久热国产VS视频在线观看

簡體中文版 English

Product List

The high pressure plate gate valve has the advantages of reasonable structure, reliable sealing, and easy operation. The sealing surface has the advantages of corrosion resistance, wear resistance, erosion resistance and the like, and can be used for throttling. Especially suitable for working pressure is less than 42MPa, the working temperature are less than 120 water, mud, oil, natural gas pipeline for opening and closing and regulating device for flow control.
Note: parameters are for reference only,?or?are not full. Valve can be used in accordance with the requirements of different pressure, material, diameter, drive, etc.. Specific please contact?or?online advisory contact.
Mandatory
Mandatory
Mandatory
Mandatory

Be sure to write clearly consulted or purchase products detailed parameters and quantity.