专利名称：Hot Rolled Steel Sheet and Associated
Manufacturing Method
发明人：Jean Marc Pipard,Astrid Perlade,Bastien
Weber,Florence Pechenot,Aurelie Milani
申请号：US15325690申请日：20150710
公开号：US20170183753A1公开日：20170629
摘要：The present invention provides a hot rolled steel sheet. The hot rolled steelsheet has a yield stress greater than 680 MPa and less than or equal to 840 MPa, at leastin a direction transverse to a rolling direction, strength between 780 MPa and 950 MPa,elongation at failure greater than 10% and hole-expansion ratio (Ac) greater than orequal to 45%. The chemical composition includes, with the contents expressed by weight:
申请人：ArcelorMittal
地址：Luxembourg LU
国籍：LU
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