公开(公告)号：WO2021224707A1

公开(公告)日：2021-11-11

申请号：PCT/IB2021/053333

申请日：2021-04-22

申请人： ARCELORMITTAL

发明人： JAMWAL, Ranbir Singh ,  GHASSEMI-ARMAKI, Hassan ,  CHAKRABORTY, Anirban ,  CHALLA VENKATASURYA, Pavan

IPC分类号： C21D1/74 ,  C21D1/76 ,  C21D8/02 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  C22C38/18 ,  C22C38/22 ,  C22C38/26 ,  C23C2/02 ,  C23C2/06 ,  C23C2/12 ,  C23C2/26 ,  C23C28/00

摘要： The present invention relates to a manufacturing method of a steel strip, a steel strip with controlled decarburized depth, a spot welded joint and the use of said steel strip or said spot welded joint. This invention is particularly well suited for the automotive industry due to the improvement of the Liquid Metal Embrittlement (LME) resistance along with target mechanical properties.

公开(公告)号：WO2021224662A1

公开(公告)日：2021-11-11

申请号：PCT/IB2020/054322

申请日：2020-05-07

申请人： ARCELORMITTAL

发明人： JAMWAL, Ranbir Singh ,  GHASSEMI-ARMAKI, Hassan ,  CHAKRABORTY, Anirban ,  CHALLA VENKATASURYA, Pavan

IPC分类号： C21D1/74 ,  C21D1/76 ,  C21D8/02 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  C22C38/18 ,  C22C38/22 ,  C22C38/26 ,  C23C2/02 ,  C23C2/06 ,  C23C2/12 ,  C23C2/26

摘要： The present invention relates to a manufacturing method of a steel strip, a steel strip, a resistance spot welded joint and the use of said steel strip or said spot welded joint. This invention is particularly well suited for the automotive industry due to the improvement of the Liquid Metal Embrittlement (LME) resistance property along with target mechanical property.