国产91久久精品一区二区互動交流_日韩欧美特一级免费电影_三级成人精品视频在线观看_国产在线浪潮无码_91性色福利在线视频_yw尤物久久国产综合_黑人巨超大VIDEOS华人_护士张开腿让男人桶爽的视频_国产日韩精品一区二区三区在_黑料传送门最新地址zztt10

Return
  • ZLF
  • ZLF Self-reliance Type Balancing Valve

    Product model: ZLF
    Nominal Path: DN15-350mm
    Nominal pressure: PN0.6-2.5 MPa
    Applicable temperature: 0-100 C
    Applicable medium: water
    Main Material: Cast Steel, Carbon Steel, etc.

    Product overview

    ZLF self-balancing valve is a kind of valve which uses the pressure change of medium itself to self-regulate so as to keep the flow through the controlled system unchanged. ZLF self-balancing valve has flow indication and can be adjusted online. It is suitable for flow control of non-corrosive medium such as heating and air conditioning system. The one-time test adjustment before operation can make the system flow automatically constant at the pre-set set value. The valve has the advantages of accurate flow regulation, simple operation, smooth operation, reliable performance and long service life.