乱人伦中文字幕-日本乱理伦片在线观看中文-色94色欧美sute亚洲线路二-久久成人亚洲香蕉草草-成人免费毛片网站-午夜亚洲国产-а天堂中文在线官网-麻豆人人妻人人妻人人片av-欧美亚洲精品真实在线-在线不卡国产-欧美精品网站-成人久久免费网站-911精品国产一区二区在线-成人做受视频试看120秒-91黄色看片

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