公开(公告)号：US11486017B2

公开(公告)日：2022-11-01

申请号：US16302977

申请日：2017-05-23

Applicant: ARCELORMITTAL

Inventor： Michel Soler ,  Ian Alberto Zuazo Rodriguez ,  Irène De Diego Calderon

IPC: C21D9/46 ,  C21D1/26 ,  C21D6/00 ,  C21D8/02 ,  C22C38/00 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  C22C38/12

Abstract: A cold rolled and annealed steel sheet includes by weight: 0.6

公开(公告)号：US10472692B2

公开(公告)日：2019-11-12

申请号：US15323091

申请日：2015-07-03

Applicant: ArcelorMittal

Inventor： Gunhild Föjer ,  Michel Soler ,  Jean-Christophe Hell

IPC: C21D1/18 ,  C21D6/00 ,  C21D8/02 ,  C21D9/46 ,  C22C38/02 ,  C22C38/04

Abstract: A method for manufacturing a high-strength sheet having improved formability and ductility accord which the chemical composition of the steel contains, in percent by weight: 0.25%