欧美日韩另类在线_91麻豆一精品视频_免费看的一级片_后λ式动动态图片沙发_91在线播放沙发午睡碎花裙_永久免费看动漫无码网站19_芒果视频下载污_国产精品亚洲aⅴ片_av在线电影亚洲天堂一区二区_爱爱视频免费观看网站

?

NMM85

Product brief description

Belongs to...
????( Certified product )
  • Operating Conditions

    Temperature:-45℃~ +400℃
    Pressure:≤ 2.5MPa
    Speed:≤ 15m/s

  • Applications

    Petroleum, chemical, oil refining

  • Materials

    Rotary Ring: A,Q1,Q2,U1,U2
    Seat Ring:Q1,Q2,U1,U2
    Secondary Seal:G
    Spring and Metal Parts:G,M

  • Seat Types

    Standard:G90
    Alternative:G46

?