公开(公告)号：EP4421215A1

公开(公告)日：2024-08-28

申请号：EP22907002.4

申请日：2022-10-18

申请人： JFE Steel Corporation

发明人： NAKAGAWA Yusuke ,  KAWAMURA Yuto ,  TOMOZAWA Masanari ,  OTSUKA Shinji

IPC分类号： C25D9/08 ,  C25D5/16 ,  C25D5/18 ,  C25D5/26 ,  C25D11/38

CPC分类号： C25D5/36 ,  C23C28/00 ,  C25D5/16 ,  C25D9/08 ,  C25D5/18 ,  C25D11/38

摘要： There is provided a steel sheet 1 for cans having excellent corrosion resistance and excellent weldability. The steel sheet 1 for cans includes, on a surface of a steel sheet 2, two or more coating layers 3 and a chromium-containing layer 4 stacked in this order from a steel sheet 2 side. The chromium-containing layer 4 has a plurality of core-shell particles 5, the core-shell particles 5 are disposed on, of the coating layers 3, one layer adjacent to the chromium-containing layer 4, and each of the core-shell particles 5 has a core 5a of chromium metal or a chromium compound and a shell 5b of chromium oxide covering the core 5a.