国产午夜福利短视频-国产精品刘玥久久一区-亚洲无线一二三四区手机-国产网站视频-成人av黄色-欧美城天堂网址-性色蜜桃臀x66av-免费无码观看的av在线播放-久久国产精品成人片免费-天天噜噜噜噜噜噜-中文不卡视频-人人妻人人爽人人狠狠-四虎成人久久精品无码-久草视频免费看-久久视精品

Pneumatic 3-piece female thread ball valve is composed of three pieces of ball valve and pneumatic actuator connected, using a three-stage structure, composed of about two valve bodies and the middle valve body, and then bolted into a body, with the advantages of simple installation and convenient maintenance.Pneumatic three-piece ball valve can be divided into double action and single action according to the action form, the single action form has the spring reset function, in the event of failure or no air source, automatically return to the open or closed state.Pneumatic three-piece ball valve through compressed air as a power source, drive the valve core to do 0-90 degrees back and forth rotation, you can achieve the switch action of the valve, has been widely used in various industries, is a common control valve.

Product model: Q611F/H
Nominal diameter: DN10~100mm
Material of valve body: 304, 316, 316L
Connection: Internal thread
Pressure class: PN1.6-PN6.3MPa
Structure: Floating ball core
Seat seal: PTFE: -20℃ ~ 180℃ PPL: -20℃ ~ 250℃
Spool material: 304, 316, 316L
Valve stem material: 304
Suitable medium: water, liquid, gas, oil, acid and alkali corrosive medium