发明公开
- 专利标题: TÔLE D'ACIER A HAUTES CARACTERISTIQUES MECANIQUES DE RESISTANCE, DE DUCTILITE ET DE FORMABILITE, PROCEDE DE FABRICATION ET UTILISATION DE TELLES TÔLES
- 专利标题(英): Steel sheet with high mechanical strength, ductility and formability properties, production method and use of such sheets
- 专利标题(中): 具有机械强度高,延展性和可成形性,方法和这样负债表中的应用钢
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申请号: EP12728627.6申请日: 2012-05-03
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公开(公告)号: EP2707514A1公开(公告)日: 2014-03-19
- 发明人: ALLAIN, Sébastien , MAHIEU, Jan , CROUVIZIER, Mickaël Denis , MASTRORILLO, Thierry , HENNION, Arnaud
- 申请人: Arcelormittal Investigación y Desarrollo SL
- 申请人地址: CL/Chavarri, 6 48910 Sestao, Bizkaia ES
- 专利权人: Arcelormittal Investigación y Desarrollo SL
- 当前专利权人: Arcelormittal Investigación y Desarrollo SL
- 当前专利权人地址: CL/Chavarri, 6 48910 Sestao, Bizkaia ES
- 代理机构: Plaisant, Sophie Marie
- 优先权: PCT/FR2011/000286 20110510
- 国际公布: WO2012153016 20121115
- 主分类号: C21D1/20
- IPC分类号: C21D1/20 ; C21D8/02 ; C21D9/46 ; C22C38/02 ; C22C38/04
摘要:
The invention relates to the production of a cold-rolled steel sheet with a strength of more than 1000 MPa, a uniform elongation of more than 12% and a V-pliability of more than 90°, the composition of which comprises the following with the amounts expressed by weight: 0.15% ≤ C -2 or less.
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