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Title:
無方向性電磁鋼板
Document Type and Number:
Japanese Patent JP7164069
Kind Code:
B1
Abstract:
本発明の無方向性電磁鋼板は、α-γ変態が生じ得る化学組成のものであって、質量％で、Ｃ：０．０１０％以下、Ｓｉ：１．５０％■４．００％、ｓｏｌ．Ａｌ：０．０００１％■１．０％、Ｓ：０．０１０％以下、Ｎ：０．０１０％以下、Ｍｎ、Ｎｉ、Ｃｕからなる群から選ばれる１種以上を総計で２．５０％■５．００％を少なくとも含有し、残部がＦｅおよび不純物からなる化学組成のものであり、｛４１１｝結晶粒の平均粒径をｄ４１１、｛１１１｝結晶粒の平均粒径をｄ１１１としたとき、ｄ４１１／ｄ１１１≧１．１０とするものである。

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Inventors:
Minako Fukuchi
Yoshiaki Natori
Murakawa Tetsushu
Application Number:
JP2022545042A
Publication Date:
November 01, 2022
Filing Date:
March 31, 2022
Export Citation:
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Assignee:
Nippon Steel Corporation
International Classes:
C22C38/00; C22C38/60; H01F1/147
Domestic Patent References:
JP2006219692A2006-08-24
JP2011162821A2011-08-25
JP2020076138A2020-05-21
JP2017193731A2017-10-26
JP2021080501A2021-05-27
Foreign References:
WO2013080891A12013-06-06
WO2021205880A12021-10-14
Attorney, Agent or Firm:
Yasushi Matsunuma
Kazunori Onami
Tomomasa Katsumata
Hiroshi Yamaguchi
Koichiro Hotta
Kengo Yamaguchi
Yasuhiro Iida
Shota Iguchi



 
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