<samp id="yyimk"><tbody id="yyimk"></tbody></samp><noscript id="yyimk"></noscript><ul id="yyimk"><pre id="yyimk"></pre></ul>

<ul id="yyimk"></ul>
  • current location: Home   >> News >> Company news

    Pneumatic ventilation butterfly valve features

    Pneumatic ventilation butterfly valve mainly has the following six characteristics:

    1, gear type double piston, large output torque, small volume.

    2. The cylinder is made of aluminum and gold, which is light in weight and beautiful in appearance.

    3, pneumatic ventilation butterfly valve can be installed at the top and bottom of the manual operation mechanism.

    4, rack type connection can adjust the opening Angle, rated flow.

    5, the actuator can choose live signal feedback indication and various accessories to realize automatic operation.

    6. Adjustable pitch screws at both ends can provide standard products with an adjustable range of ±4° at 0° and 90°. Ensure the synchronization accuracy with the valve.



    日韩av.com| 99亚洲精品卡2卡三卡4卡2卡| 99精品国产自在现线观看| 日韩一区二区三区射精| 国产99精品在线观看| 精品哟哟哟国产在线观看不卡| 琪琪精品视频在线观看| 91精品国产91久久| 精品国产av一二三四区| 国产精品一国产精品| 538精品在线视频| 精品一区二区三区自拍图片区| 久久se精品动漫一区二区三区| 国产在线不卡午夜精品2021| 国内精品久久久久久久亚洲| 国产精品小视频免费无限app| 亚洲精品综合久久| 久久精品日韩一区国产二区| 国产福利91精品一区二区| 久久久久女人精品毛片| 久久久久亚洲精品无码系列| 精品国产自在在线在线观看| 99精品国产99久久久久久97| 国产在线精品国自产拍影院| 国产亚洲精品国看不卡| 国产在线精品一区二区三区不卡 | 精品无码中文视频在线观看| 日韩性公交车上xxhd| 日韩少妇无码一区二区三区| 国产精品免费一级在线观看| 探花国产精品三级在线播放| 精品视频国产狼友视频| 国产精品色午夜免费视频| 精品久久久无码中字 | 精品国产一区二区三区免费| 精品国内片67194| 久久精品女人毛片国产| 久久se精品动漫一区二区三区| 久久精品国产99国产精2020丨| 亚洲AV无码国产精品色午友在线| 久久精品中文字幕|