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Title:
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2022/139359
Kind Code:
A1
Abstract:
A non-oriented electrical steel sheet according to one embodiment of the present invention comprises: 3.3 to 4.0 weight% of Si; 0.4 to 1.5 weight% of Al; 0.2 to 1.0 weight% of Mn; 0.0015 to 0.0040 weight% of C; 0.0005 to 0.0020 weight% of N; 0.0005 to 0.0025 weight% of S; 0.005 to 0.01 weight% of Mo; 0.0005 to 0.0020 weight% of Ti; 0.0005 to 0.0020 weight% of Nb; and 0.0005 to 0.0020 weight% of V, with the remainder comprising Fe and other unavoidable impurities.

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Inventors:
LEE HUNJU (KR)
KIM YONGSOO (KR)
SHIN SUYONG (KR)
Application Number:
PCT/KR2021/019338
Publication Date:
June 30, 2022
Filing Date:
December 17, 2021
Export Citation:
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Assignee:
POSCO (KR)
International Classes:
C21D8/12; C21D9/46; C22C38/00; C22C38/02; C22C38/04; C22C38/06; C22C38/12; C22C38/14
Domestic Patent References:
WO2020090160A12020-05-07
Foreign References:
KR20200065141A2020-06-09
KR20170075592A2017-07-03
KR101659808B12016-09-26
JPH0849044A1996-02-20
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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