欧美日韩精品在线国产_日韩无码播放第二区_嘟嘟嘟www免费高清在线中文_老翁真厉害不倒枪_伊人久久丁香色婷婷_国产成人亚洲综合A∨小说_亚洲电影 一区二区三区_最新亚洲成人av_超碰免费黄色网站_国产在线综合精品无码

Return
  • Flange

  • Flange Full Welded Ball Valve

    Product model: Q341F
    Nominal Path: DN15-300mm
    Nominal pressure: PN1.0-4.0 MPa
    Suitable temperature: - 29 ~150.
    Major Material: Carbon Steel

    Scope of application

    Heating system, District heating, industrial use, city gas.


    Applicable medium

    Water, air, oil and other fluids that do not react chemically with carbon steel.