无人区乱码一区二区三区,中国国语毛片免费观看视频,欧美牲交a欧美在线,亚洲中文字幕久久无码精品

輸配水密封橡膠制品

您當(dāng)前的位置: 網(wǎng)站首頁 > 產(chǎn)品信息 > 輸配水密封橡膠制品 > 查看詳情

T型防滑脫橡膠密封圈


  These are self-anchored joints for ductile iron pipe which eliminate the need for thrust blocks at changes in direction, making them particularly suitable for difficult or unsuitable ground conditions .
  They incorporate specially prepared metal teeth bonded to the hard heel section,which grip the pipe socket to provide an anchored joint under pressure. These are available in sizes of up to 600mm with larger sizes under development.
  Perform Standard:ISO2531
  Size:DN100~600
  Material:EPDM/SBR