<rt id="6a64u"><acronym id="6a64u"></acronym></rt><rt id="6a64u"><tr id="6a64u"></tr></rt>
  • 
    
    <li id="6a64u"></li>
  • <strike id="6a64u"><tr id="6a64u"></tr></strike>
  • <strike id="6a64u"></strike>
  • <li id="6a64u"><source id="6a64u"></source></li>
    <rt id="6a64u"></rt>
  • current location: Home   >> News >> Company news

    Brief description of wafer thin ball valve

    The disc of the flanged gate valve is installed in the diameter direction of the pipe. In the valve body cylindrical channel, disc shaped disc around the axis of rotation, rotation Angle between 0°-90°, rotation to 90°, the valve is fully open.

    Sandwich type thin ball valve, sandwich butterfly valve simple structure, small volume, light weight, only a few parts. Moreover, the valve can be opened and closed quickly by rotating only 90°, which is easy to operate. At the same time, the valve has good fluid control characteristics.

    When the ball valve is in the fully open position, the thickness of the valve plate is the resistance of the medium flowing through the valve body, so the pressure drop generated by the valve is small, so it has better flow control characteristics. The tower valve has two kinds of seal type: elastic seal and metal seal. Resilient sealing valve, sealing ring can be embedded in the body or attached to the periphery of the disc.


    国精品无码一区二区三区左线| 久久人妻少妇嫩草AV无码专区 | 亚洲日本中文字幕一区二区三区| 国产成人精品无码播放| 中文字幕在线观看国产| 制服丝袜人妻中文字幕在线| 久久久无码精品亚洲日韩按摩 | 中文字幕精品无码一区二区 | 欧美亚洲精品中文字幕乱码免费高清 | 少妇伦子伦精品无码STYLES| 精品亚洲综合久久中文字幕| 精品久久久无码中文字幕天天| 国产成人精品无码一区二区三区| 波多野结衣中文在线播放| 国产亚洲精品无码拍拍拍色欲| 无码中文字幕乱在线观看 | 无码少妇一区二区三区浪潮AV | 亚洲韩国精品无码一区二区三区| 91中文在线视频| 最近2019中文免费字幕在线观看 | 国产V亚洲V天堂A无码| 亚洲国产精品无码久久久秋霞2 | 暖暖免费中文在线日本| 精品久久久久久中文字幕| 涩涩色中文综合亚洲| 亚洲成av人片不卡无码久久| mm1313亚洲国产精品无码试看| 久久无码人妻一区二区三区| 精品日韩亚洲AV无码| 日韩精品久久无码人妻中文字幕| 无码人妻少妇久久中文字幕蜜桃| 中文无码伦av中文字幕| 中文字幕人妻无码一夲道| 亚洲爆乳无码专区| 亚洲国产精品无码av| 免费A级毛片无码无遮挡内射 | 人妻中文字幕乱人伦在线| 波多野结衣在线aⅴ中文字幕不卡| 波多野结衣中文字幕在线| 中文字幕精品一区| 亚洲一区爱区精品无码|