<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

    Dial ball valve advantages

    The dial ball valve is made of a ball with a circular channel as the opening and closing part. The ball rotates with the stem to realize the opening and closing action of the valve. The opening and closing member of the dial ball valve is a perforated sphere,

    It rotates around the axis perpendicular to the channel to achieve the purpose of opening and closing the channel. Dial ball valves are mainly used to open and close pipelines and equipment media.

    The main advantages of dial ball valves are as follows:

    1. It is suitable for frequent operation, quick opening and closing, and portable.

    2. Low fluid resistance.

    3, simple structure, relatively small volume, light weight, easy maintenance.

    4. Good sealing performance

    5, not limited by the installation direction, the flow of media can be arbitrary.

    6. No vibration, low noise.


    国产精品99re| 麻豆精品人妻一区二区三区蜜桃| 国产精品亚洲高清一区二区| 国产在线精品无码二区二区| 亚洲国产精品无码久久九九大片| 亚洲一区二区三区国产精品无码 | 久久九九AV免费精品| 成人精品视频一区二区三区不卡| 国产AV国片精品一区二区| 日韩视频在线观看| 无码中文字幕日韩专区视频| 日韩少妇无码喷潮系列一二三| 日韩精品国产一区| 国模吧一区二区三区精品视频| 91麻豆国产精品91久久久| 麻豆国产精品免费视频| 亚洲精品在线播放| 538精品在线视频| 精品无人码麻豆乱码1区2区| 人人妻人人澡人人爽人人精品电影 | 漂亮人妻被黑人久久精品| 亚洲AV成人精品网站在线播放| 国产精品三级在线观看无码| 久久亚洲精品视频| 久热青青青在线视频精品| 亚洲国产精品无码专区| 亚洲国产精品成人精品无码区| 精品精品国产自在久久高清 | 97久久精品人妻人人搡人人玩| 精品国产鲁一鲁一区二区| 亚洲国产精品一区二区久| 精品亚洲AV无码一区二区三区| 精品卡一卡二卡乱码高清| 99久久国产热无码精品免费| 无码精品国产dvd在线观看9久| 最新亚洲精品国偷自产在线| 九九热在线视频精品| 精品哟哟哟国产在线观看不卡| 国产精品美女一级在线观看| 国产乱子伦精品免费女| 亚洲国产精品日韩在线观看|