公开(公告)号：US20150267281A1

公开(公告)日：2015-09-24

申请号：US14361293

申请日：2012-11-28

Applicant: ARCELORMITTAL LNVESTIGACION Y DESARROLLO S.L.

Inventor： Rongjie Song ,  Narayan S. Pottore

IPC: C22C38/14 ,  C22C38/02 ,  C22C38/04 ,  C22C38/00 ,  C22C38/06

Abstract: Martensitic steel compositions and methods of production thereof. More specifically, the martensitic steels have tensile strengths ranging from 1700 to 2200 MPa. Most specifically, the invention relates to thin gage (thickness of ≦1 mm) ultra high strength steel with an ultimate tensile strength of 1700-2200 MPa and methods of production thereof.

Abstract translation: 马氏体钢组合物及其生产方法。 更具体地说，马氏体钢的拉伸强度为1700〜2200MPa。 最具体地说，本发明涉及极限拉伸强度为1700-2200MPa的薄规格（厚度为nlE; 1mm）的超高强度钢及其生产方法。