- 专利标题: Method for producing a re-shaped component from a manganese-containing flat steel product and such a component
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申请号: US16333934申请日: 2017-08-16
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公开(公告)号: US11519050B2公开(公告)日: 2022-12-06
- 发明人: Peter Palzer , Thomas Evertz , Manuel Otto , Kai Köhler
- 申请人: Salzgitter Flachstahl GmbH
- 申请人地址: DE Salzgitter
- 专利权人: Salzgitter Flachstahl GmbH
- 当前专利权人: Salzgitter Flachstahl GmbH
- 当前专利权人地址: DE Salzgitter
- 代理机构: Henry M. Feiereisen LLC
- 优先权: DE102016117507.2 20160916
- 国际申请: PCT/EP2017/070777 WO 20170816
- 国际公布: WO2018/050387 WO 20180322
- 主分类号: C21D9/08
- IPC分类号: C21D9/08 ; C22C38/02 ; C22C38/06 ; C21D8/02 ; C22C38/04 ; C21D6/00 ; C21D8/10 ; C22C38/00 ; C22C38/20 ; C22C38/22 ; C22C38/24 ; C22C38/26 ; C22C38/28 ; C22C38/30 ; C22C38/32 ; C22C38/38 ; F16L9/02
摘要:
The invention relates to a method for producing a component from a medium manganese flat steel product having 4 to less than 10 wt. % Mn, 0.0005 to 0.9 wt. % C, 0.02 to 10 wt. % Al, the remainder iron, including unavoidable steel-accompanying elements, and having a TRIP effect at room temperature. In order to produce a component, which is distinguished by very high strengths and an increased residual strain and re-shaping capacity, the flat steel product, according to the invention, is re-shaped by at least one re-shaping step to form a component and, before and/or during and/or after the at least one re-shaping step, the flat steel product is cooled down to a temperature of the flat steel product of less than room temperature to −196° C. The invention further relates to a component produced by this method and to a use for said components.
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