Invention Grant
- Patent Title: Hot rolled steel sheet and associated manufacturing method
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Application No.: US15325690Application Date: 2015-07-10
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Publication No.: US10858716B2Publication Date: 2020-12-08
- Inventor: Jean Marc Pipard , Astrid Perlade , Bastien Weber , Florence Pechenot , Aurelie Milani
- Applicant: ArcelorMittal
- Applicant Address: LU Luxembourg
- Assignee: ArcelorMittal
- Current Assignee: ArcelorMittal
- Current Assignee Address: LU Luxembourg
- Agency: Davidson, Davidson & Kappel, LLC
- Priority: WOPCT/IB2014/001312 20140711
- International Application: PCT/IB2015/001159 WO 20150710
- International Announcement: WO2016/005811 WO 20160114
- Main IPC: C21D9/46
- IPC: C21D9/46 ; C21D8/02 ; C22C38/00 ; C22C38/02 ; C22C38/04 ; C22C38/06 ; C22C38/14 ; C22C38/12 ; C21D6/00 ; C22C38/22 ; C22C38/26 ; C22C38/28 ; C23C2/06 ; C23C2/40 ; C21D8/04
Abstract:
The present invention provides a hot rolled steel sheet with yield stress greater than 680 MPa and less than or equal to 840 MPa a tensile strength between 780 MPa and 950 MPa, elongation at failure greater than 10% and hole-expansion ratio (Ac) greater than or equal to 45%. The chemical composition includes, with the contents expressed by weight: 0.05%≤Mo≤0.35%, 0.15
Public/Granted literature
- US20170183753A1 Hot Rolled Steel Sheet and Associated Manufacturing Method Public/Granted day:2017-06-29
Information query
