发明授权
US4981531A Process for producing cold rolled steel sheets having excellent press
formability and ageing property
失效
具有优异的压制成形性和时效性的冷轧钢板的制造方法
- 专利标题： Process for producing cold rolled steel sheets having excellent press formability and ageing property
- 专利标题（中）： 具有优异的压制成形性和时效性的冷轧钢板的制造方法
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申请号： US551369申请日： 1983-11-14
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公开(公告)号： US4981531A公开(公告)日： 1991-01-01
- 发明人: Hiroshi Katoh , Hiromi Toyota , Kazuo Koyama , Kunihiko Komiya
- 申请人： Hiroshi Katoh , Hiromi Toyota , Kazuo Koyama , Kunihiko Komiya
- 申请人地址： JPX Tokyo
- 专利权人： Nippon Steel Corporation
- 当前专利权人： Nippon Steel Corporation
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX56-148323 19810919
- 主分类号： C22C38/00
- IPC分类号： C22C38/00 ; C21D8/02 ; C21D8/04 ; C21D9/48
摘要：
Disclosed are processes for producing cold rolled steel sheets and strips having excellent press formability and ageing property by a continuous annealing method, in which specific heating cycles are adopted in combination with steel compositions with lowered phosphorus contents.
公开/授权文献
- US5568164A Cursor display system 公开/授权日：1996-10-22
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