亚洲日韩激情I色图50pIfreexxx69性高欧美hd天美传媒I国语对白a性色毛片IA丨成人特区视频I8x福利导航I欧美日韩视频在线I97精品国产I久草这里只有精品I色妞永久的一区二区三区I99精品在线免费观看I两个男人吮她的花蒂和奶水I国产精品77777I久久久三级片

CONTACT

CONTACT:Mr. Xu

+86-13771502818
+86-18762620800
E-mial:xu@wxguode.com Address:Siqian Village, Nanhu Community, Binhu District, Wuxi City

Vacuum butterfly valve features

1. The vacuum butterfly valve can withstand the pressure from the front than the general valve, reducing the degree of damage to the valve.

2. The vacuum butterfly valve can prevent the valve stem from jumping up and down when the valve stem is moving.

3. The valve can change the direction of the gas path by electromagnetic reversal, and then control the cylinder to drive the opening and closing movement of the butterfly valve.

4. The valve is designed to be used to switch on or off the flow of medium present in the vacuum line passage.

5. The valve can be adjusted and controlled for the medium brought by non-corrosive gas and pure air.

6. the valve can choose the matching feedback signal device, the positioner of the electric valve, so that it can have a good cooperation.
2019/05/11 13:41:11 3864 次

Related Documents

Copy right ? 2019 Wuxi Guode Machinery Manufacturing Co., Ltd. Record number: Su ICP No. 19021329