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无缝弯头与直缝弯头有什么不一样?

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无缝弯头与直缝弯头有什么不一样?

发布日期:2019-03-07 来源:byo731.com 点击:

  【无缝弯头】与直缝弯头有什么不一样?

  WAIGUANYIYANG,DANSHIWUFENGWANTOUDEHOUDUXIANGDUIYUZHIFENGDEBUJUNYUN。

  LIANGCENGHANYI,QIYI,SHICHUNWUFENGDECHANPIN,JIUSHIYONGWUFENGGUANZUODECHANPIN。DIER,SHIYONGHANZUOZUODE,BINGBAHANFENGMOLEQU。YENEIJIAOZUOJIAWUFENG。ZHIXINGGB/T12459-2005

  ZAIYOUJIUSHIYONGZHONGBANJIAGONGDEWANTOU。NEISHISHANGMIANYIDAOHANFENGER,XIAMIANYIDAOHANFENGER,ZHIXINGBIAOZHUNSHIGB/T13401-2005DEBIAOZHUN。

  ZHIFENGGUANYOUDAOZONGHANFENG(YIBANYONGYUDAKOUJINGGUANDAO),WUFENGDESHENMEYEMEIYOU。ROUYANSHINENGKANCHULAIDE。ZHIFENGGUANZUDUISHIYAOZHUYIZONGHANFENGYAOCUOKAI。

 

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  WUFENGWANTOUWEININJIANDANZHENGLI,XIWANGKEYIBANGDAONIN!


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