发明授权
US4050959A Process of making a high strength cold reduced steel sheet having high
bake-hardenability and excellent non-aging property
失效
制造具有高烘烤硬化性和优异的不老化性能的高强度冷轧钢板的方法
- 专利标题: Process of making a high strength cold reduced steel sheet having high bake-hardenability and excellent non-aging property
- 专利标题(中): 制造具有高烘烤硬化性和优异的不老化性能的高强度冷轧钢板的方法
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申请号: US631929申请日: 1975-11-14
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公开(公告)号: US4050959A公开(公告)日: 1977-09-27
- 发明人: Kazuhide Nakaoka , Kenji Araki , Koji Iwase , Yasuo Koike , Shiro Fukunaka
- 申请人: Kazuhide Nakaoka , Kenji Araki , Koji Iwase , Yasuo Koike , Shiro Fukunaka
- 申请人地址: JA Tokyo
- 专利权人: Nippon Kokan Kabushiki Kaisha
- 当前专利权人: Nippon Kokan Kabushiki Kaisha
- 当前专利权人地址: JA Tokyo
- 优先权: JA49-132006 19741118
- 主分类号: C21D1/18
- IPC分类号: C21D1/18 ; C21D8/04 ; C21D9/46 ; C21D9/52 ; C22C38/00
摘要:
When a cold reduced steel of which chemical composition is substantially controlled within the range of 10x[S]% to 2.00% [Mn], 0.003 to 0.02% [N] and (