一卡一区ww,亚州欧美中文在线一区,99久久精品国产亚洲,韩日无码三级,色婷婷黄色在线,国产精品九色欧美,91九色单男,久久久久久久久九三区,久久国产精

Return
  • Wafer
    watermark
  • Wafer Hard Seal Butterfly Valve

    Product model: D373W/H
    Nominal Path: DN40~2000mm
    Nominal pressure: PN0.6-4.0 MPa
    Applicable temperature: - 29 ~ 425 C
    Applicable media: water, steam, oil, etc.
    Valve body material: carbon steel, stainless steel
    Seat Material: Stainless Steel, Stellite Alloy, Tungsten Carbide, Nickel Alloy, Monel
    Valve plate material: carbon steel, stainless steel, alloy steel
    Connection mode: pair clamp type
    Driving mode: worm gear drive, electric, pneumatic and hydraulic

    Product performance

    1. The valve adopts a three-eccentric sealing structure. The seat and butterfly plate hardly wear and tear. It has the sealing function of tighter and tighter.

    2. The valve body is made of stainless steel, which has the double advantages of metal hard seal and elastic seal. It has excellent sealing performance, corrosion resistance and long service life, no matter at low temperature and high temperature.

    3. Cobalt-based cemented carbide is surfacing welded on the sealing surface of butterfly plate. The sealing surface is wear-resistant and has a long service life.

    4. Large size butterfly plate adopts quill structure, which has high strength, large overflow area and small flow resistance.

    5. The valve has two-way sealing function. It can be installed in any direction without restriction of medium flow direction or influence of space position.

    6. The driving device can be installed at multiple stations (rotating 90 or 180 degrees) for user's convenience.

区。| 曲麻莱县| 织金县| 临汾市| 会泽县| 兴文县| 奇台县| 赤峰市| 祁连县| 新宾| 怀来县| 濮阳县| 上思县| 淳化县| 沙雅县| 比如县| 双柏县| 延长县| 邵武市| 亳州市| 苏州市| 林口县| 万全县| 巫山县| 鹿邑县| 微山县| 蓝山县| 上高县| 垣曲县| 西青区| 凯里市| 三门县| 平谷区| 资中县| 乌苏市| 宝应县| 辽阳市| 石景山区| 四子王旗| 富源县| 青浦区|