公开(公告)号：US20250101561A1

公开(公告)日：2025-03-27

申请号：US18729888

申请日：2023-02-17

Applicant: JFE STEEL CORPORATION

Inventor： Takeshi IMAMURA ,  Makoto WATANABE ,  Masanari TOMOZAWA ,  Hiroi YAMAGUCHI ,  Shigehiro TAKAJO ,  Mari TAKAHASHI

IPC: C22C38/60 ,  C21D1/74 ,  C21D6/00 ,  C21D8/12 ,  C21D9/46 ,  C22C38/00 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  H01F1/147

Abstract: Provided is a grain-oriented electrical steel sheet with good film adhesion. Among the elements present at grain boundaries between ceramic particles contained in a base film of the grain-oriented electrical steel sheet, either or both of S and Se elements are contained in a range of 0.02 at % to 2.00 at %.