-
公开(公告)号:US11629388B2
公开(公告)日:2023-04-18
申请号:US16616937
申请日:2018-06-01
Applicant: ArcelorMittal
Inventor: Martin Beauvais , Alice Dumont , Alexandre Gibot , Astrid Perlade , Kangying Zhu
IPC: C21D9/50 , C21D9/46 , C21D8/04 , B32B15/01 , C21D6/00 , C22C38/38 , C22C38/28 , C22C38/26 , C22C38/22 , C22C38/06 , C22C38/02 , C22C38/00 , C22C38/32
Abstract: A steel sheet for the manufacture of a press hardened part is provided, having a composition of: 0.15%≤C≤0.22%, 3.5%≤Mn