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Patent Searching and Data


Title:
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2017/130980
Kind Code:
A1
Abstract:
Through the present invention, excellent low-noise properties and low iron loss characteristics are obtained. A grain-oriented electrical steel sheet having magnetic domains subdivided by electron beam irradiation, the grain-oriented electrical steel sheet having 0.1 to 0.7 times the residual magnetic flux density thereof prior to electron beam irradiation and 1.1 to 2.0 times the maximum magnetizing force thereof prior to electron beam irradiation when the maximum magnetic flux density is 1.7 T.

Inventors:
OMURA TAKESHI (JP)
TAKAJO SHIGEHIRO (JP)
INOUE HIROTAKA (JP)
Application Number:
PCT/JP2017/002381
Publication Date:
August 03, 2017
Filing Date:
January 24, 2017
Export Citation:
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Assignee:
JFE STEEL CORP (JP)
International Classes:
C21D8/12; B23K15/00; H01F1/147
Domestic Patent References:
WO2014068962A12014-05-08
WO2013099272A12013-07-04
Foreign References:
JP2015161024A2015-09-07
JP2013159850A2013-08-19
JPS60136142A1985-07-19
Other References:
See also references of EP 3409796A4
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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