current location: Home   >> News >> Company news

                  Flange butterfly valve features

                  Flange butterfly valve main following 8 characteristics:

                  1, small and light, easy to disassemble and repair, and can be installed in any position.

                  2, simple structure, compact, small operating torque, 90° rotation open quickly.

                  3, flow characteristics tend to straight line, good regulation performance.

                  4. The connection between disc and stem adopts no-pin structure, which overcomes the possible internal leakage point.

                  5. The outer circle of the butterfly plate adopts the spherical shape, which improves the sealing performance and prolongs the service life of the valve. The valve still maintains zero leakage after being opened and closed for more than 50,000 times with pressure.

                  6, the seal can be replaced, and the seal is reliable to achieve two-way sealing.

                  7. The butterfly plate can be sprayed with coating, such as nylon or ptfe.

                  8, the valve can be designed for flange connection and clamp connection.



                  人妻av无码一区二区三区| 直接看的成人无码视频网站| 精品亚洲AV无码一区二区三区| 亚洲综合最新无码专区| 少妇人妻无码专区视频| 再看日本中文字幕在线观看 | 中文字幕无码精品亚洲资源网久久| 久久伊人中文无码| 无码人妻精品一区二区三区久久 | 最近中文字幕在线中文高清版| 国产精品免费无遮挡无码永久视频| 少妇无码太爽了不卡在线观看| 91中文字幕在线| 亚洲午夜AV无码专区在线播放| 国产拍拍拍无码视频免费| 无码人妻黑人中文字幕| 蜜桃臀AV高潮无码| 亚洲天堂中文字幕在线| √天堂中文www官网在线| 亚洲av中文无码乱人伦在线咪咕 | 狠狠躁天天躁中文字幕无码| 国产精品毛片无码| 成人午夜福利免费无码视频| 久久精品国产亚洲AV无码麻豆| 日韩人妻无码精品一专区| 无码国产色欲XXXX视频 | 国产50部艳色禁片无码| 日韩人妻无码一区二区三区久久| 亚洲AV无码久久精品狠狠爱浪潮 | 久久久久久无码Av成人影院| 精品国产aⅴ无码一区二区| 国产AV无码专区亚洲AV手机麻豆| 国产激情无码一区二区三区| 中文字幕无码日韩专区免费| 亚洲AV无码专区国产乱码电影| 亚洲AV无码成人精品区蜜桃| 日韩精品无码一区二区三区| yy111111少妇无码影院| 久久亚洲av无码精品浪潮| 中文字幕乱码无码人妻系列蜜桃 | 中文字幕AV中文字无码亚|