激情亚洲AV无码日韩色_人人爽人人澡人人高潮_国产福利免费_国产一二级视频_蜜桃av一区二区_丰满岳乱妇三级高清

Electric 2 Piece Ball Valve

-Size:DN10~DN50
-Connection Standard:PN10/16, ANSI150, DIN16, JIS10K, 16K
-Working Temperature:-15~220℃
-Working Pressure:PN10~PN100
-Body:SS304、SS316、SS304L、SS316L、2205、2507
-Ball:SS304、SS316、SS304L、SS316L、2205、2507
-Seat:PTFE、PPL
-Medium:Water,Oil,Powder,Powder particle
-Operating: Electric


Ordering hotline:021-54150349

Immediately consult
  • Product introduction
  • Product parameters
Ball valve is a kind of valve that the ball rotates around the center line of the valve body to open and close. Ball valves are mainly applied in pipeline to cut off, distribute and change the flow direction of medium. Fluid resistance is small, and its resistance coefficient is equal to that of the same length pipe. Tight and reliable, the sealing surface material is plastics, with good sealing performance and has been widely used in vacuum systems. Easy to operate, quick to open and close, only need to rotate 90 degrees from full open to full close, easy to control over long distances. When fully open or fully closed, the sealing surface of the ball and seat is isolated from the medium. When the medium passes through, it won’t cause the erosion of the sealing surface.
主站蜘蛛池模板: 国产又爽又黄又刺激的视频 | 国产第一页屁屁影院 | 婬荡少妇21P | 亚洲精品无码久久久久去Q 99久久99久久免费精品小说 | 国产在线精品无码不卡手机免费 | 无码专区视频精品老司机 | 狠狠色噜噜狠狠狠狠888米奇 | 国产精品无码无卡无需播放器 | 亚洲AV无码精品国产成人 | 韩国一级免费毛片 | 韩国免费一区 | 中文字幕一区二区三区四区五区六区 | 国产人妻人伦精品无码.麻豆 | 久激情内射婷内射蜜桃 | xxxxx爽日本护士在线播放 | 波多野结衣线AV免费观看 | 国产乱理伦片在线观看夜 | 搡老熟女vⅰdeos | 亚洲美腿丝袜无码专区 | 18国产精品白浆在线观看免费 | 波多野结衣一区二区在线 | 丰满少妇高潮惨叫正在播放 | 人与物videos另类 | 香港经典a毛片免费观看hd | 亚洲AV永久无码精品无码四虎 | 亚洲制服丝袜精品久久 | 无遮挡h肉动漫在线观看 | 亚洲色欧美在线影院 | 激情av无码后入 | 日本一区二区三区视频在线观看 | 亚洲精品国产第一区二区尤物 | 日本乱子伦xxxx | 亚洲精品久日韩 | "欧美日韩一区 二区 三区 久久精品" | 把腿扒开做爽爽视频 | 日本xxxx色视频在线观看免费不卡 | 黑人异族巨大巨大巨粗 | 欧美高潮一区 | 亚洲无线观看国产精品 | 国产极品熟女沙发内射AV | 蜜臀亚洲AV无码精品国产午夜. |