法兰松套伸缩接头标准是什么Flange loose set of expansion joints

     法兰松套伸缩接头安装在管道上后，拧紧螺母弹性密封圈，在螺母压盖的作用下相互斜度，紧压在管子外圈起密封和连接作用。当温度变化时管子能在接头中间自由的伸缩，当地基下沉，管子能偏斜，并确保密封无渗漏，从而起到自动补偿目的。

      Flange loose set of expansion joint installed in the pipeline, tighten the nut elastic sealing ring, in nut gland under the function of mutual rake, tight in the pipe pressure seal and the connection between the role. When the temperature changes in the pipe can easily among joint freedom, when foundation sink, the pipe can be skewed, and ensure no leakage seal, and so to automatically compensates for the purpose.

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