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    在斜軋延伸機(jī)上使用拉力芯棒的新工藝

    A NEW PROCESS CONCERNING USE OF DRAWING MANDREL TO CROSS-ROLING ELONGATOR

    • 摘要: 介紹了在管材斜軋延伸機(jī)上使用拉力芯棒的優(yōu)點(diǎn)。采用拉力芯棒可以提高速度效率,可以軋制薄壁管,還可減小不均勻變形及改善管材內(nèi)表面質(zhì)量。

       

      Abstract: Empolyment of the drawing mandrel for the cross-rolling pipe elongator has brought the mill such advantages as increased productivity,ability to produce lihgt-walled pies,lessening deformation uneveness as well as better inner/outer surface quality of the pipe.

       

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