丝瓜视频在线播放_h校花系列娇乳_草莓视频app榴莲视频下载安装_91福利一区二区在线观看

Return
  • API

  • API Internal Thread Gate Valve

    Product model: Z11W
    Nominal Path: NPS1/2"~2"
    Nominal pressure: Class150-600 Lb
    Applicable Temperature: - 29 ~425
    Applicable media: water, steam, oil, other corrosive media

    Advantages of Internal Thread Gate Valve

    1. Compact structure, reasonable design, good rigidity of valve, smooth passage and small flow coefficient

    2. The sealing surface is made of stainless steel and cemented carbide with long service life.

    3. Flexible graphite packing, reliable sealing, easy and flexible operation.