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Double rod expansion joint with tension bars

由中間管所連接的兩個(gè)波紋管及拉桿、端板和球面與錐面墊圈等結(jié)構(gòu)件組成，能吸收任一平面內(nèi)的橫向位移并能承受波紋管壓力推力的膨脹節(jié)。

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