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克林格KLINGER® Kempchen焊接垫片

  • 新闻
  • 克林格KLINGER® Kempchen焊接垫片
  • November 2, 2025 by
    Administrator

    克林格KLINGER®Kempchen焊接垫片是采用特定形式的金属环和上下法兰面通过焊接形成密封的一种密封形式。焊接垫片可拆除和重焊,且法兰采用螺栓进行紧固。为处在关键位置的法兰连接提供了绝对无泄露的密封效果。

    一、应用范围:


      焊接垫片应用范围广,可用于任何工况,特别适用于危险介质和要求零泄漏的工况。


    二、材质选择:


      焊接垫片通常由与管道或法兰相同或相似的材料制成,且必须成对出现使用,每对焊接垫片有3道焊缝,即每片焊接垫片与法兰之间各有一道焊缝,两片焊接垫片之间有一道焊缝。采用焊接连接可以保证法兰连接处的零泄漏密封效果。

    三、如何选型:


      焊接垫片有多种类型和材料可供选择,还可与辅助垫片组合使用。可根据具体的参数和要求,选择合适的焊接垫片。对于热膨胀和温度分布均匀的法兰连接,可选用A21或A22型焊接垫片;对于热膨胀和温度分布不均匀的法兰连接,建议使用空心焊接垫片A24、A25和A23。空心焊接垫片优化了两片焊接垫片之间的焊缝张力。其中A21、A24焊唇垫片不可采用外部焊接,只能使用内部焊接,焊缝在内部有效防止垫片和法兰之间的焊缝腐蚀

      下表为克林格焊接垫片A21至A25的结构形式和特性:


      无论选择哪款克林格KLINGER®Kempchen焊接垫片,首先要确定好法兰和焊接的相关参数,其中包含焊接的宽度、疲劳极限、所需的螺栓力以及密封面压力等重要数值,这些数值可以协助我们分析并找到焊接垫片和法兰连接的薄弱点。除此之外还要对焊缝进行计算,特别当焊接垫片与管道或是法兰连接材质不一致时焊缝相关数值的计算就更加重要了。

    KLINGERSIL®克林格密封产品——无石棉垫片

    For more than 130 years, the Klinger Group has been a leader in the design and manufacture of industrial seals, professional valves and level gauges.

    KLINGER SHANGHAI

    KLINGER SHANGHAI is a wholly owned subsidiary of KLINGER GROUP.

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    • KLINGER Fluid Sealing Enterprise Shanghai Ltd.

    • Unit D2, 19th floor,No.666, Fu Zhou Road, Hua Xin Hai Xin building, Huang Pu District, Shanghai, China

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