发明授权
- 专利标题: Cold tandem rolling method and cold tandem rolling mill
- 专利标题(中): 冷串联轧制法和冷串联轧机
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申请号: US08945334申请日: 1997-10-22
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公开(公告)号: US06269668B1公开(公告)日: 2001-08-07
- 发明人: Toshiyuki Shiraishi , Shigeru Ogawa , Shyuichi Hamauzu , Atsushi Ishii
- 申请人: Toshiyuki Shiraishi , Shigeru Ogawa , Shyuichi Hamauzu , Atsushi Ishii
- 优先权: JP8-060863 19960318; JP8-061019 19960318; JP8-298577 19961111
- 主分类号: B21B3748
- IPC分类号: B21B3748
摘要:
The present invention is to provide a tandem cold rolling method conducted by a tandem cold rolling mill, the number of rolling stands of which is not less than 4, wherein a rolling tension, the intensity of which is not lower than 30%, preferably not lower than 40% of the deformation resistance of material to be rolled, is given at least by the final rolling stand. The present invention is also to provide a tandem cold rolling mill satisfying the inequality of JC≧(0.375{overscore (h)}+0.275)JM, wherein the average thickness of a product sheet on the delivery side of the final rolling mill is {overscore (h)}, and an output of one coiler arranged on the delivery side of the tandem cold rolling mill, or a sum of an output of one coiler on the delivery side and an output of the bridle roller on the delivery side is JC, and an output of the main motor of the final rolling stand of the tandem cold rolling mill is JM.
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