Title:
NON-ORIENTED MAGNETIC STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2013/100698
Kind Code:
A1
Abstract:
A non-oriented magnetic steel sheet and a method for manufacturing the same are disclosed. A non-oriented magnetic steel sheet according to the present invention comprises 0.00 5wt% or less of C, 1.0~4.0 wt% of Si, 0.1~0.8 wt% of Al, 0.01~0.1 wt% of Mn, 0.02~0.3 wt% of P, 0.005 wt% or less of N, 0.001~0.005 wt% of S, 0.005 wt% or less of Ti, 0.01~0.2 wt% of at least one of Sn and Sb, and the remaining amount of Fe and other unintentionally doped impurities, wherein Mn, Al, P, and S satisfy the equation 0.8={[Mn]/(100*[S])+[Al]}/[P]=40 (wherein, [Mn], [Al], [P], and [S] denote wt% of Mn, Al, P, and S, respectively).
Inventors:
PARK JUNESOO (KR)
BAE BYUNG-KEUN (KR)
KIM YONG-SOO (KR)
SIN SU-YONG (KR)
BAE BYUNG-KEUN (KR)
KIM YONG-SOO (KR)
SIN SU-YONG (KR)
Application Number:
PCT/KR2012/011732
Publication Date:
July 04, 2013
Filing Date:
December 28, 2012
Export Citation:
Assignee:
POSCO (KR)
International Classes:
C22C38/00; C21D8/12; C22C38/60
Foreign References:
| KR19980080378A | 1998-11-25 | |||
| JP4681689B2 | 2011-05-11 | |||
| KR100742420B1 | 2007-07-24 | |||
| KR100848022B1 | 2008-07-23 | |||
| KR20080062269A | 2008-07-03 |
Other References:
See also references of EP 2799573A4
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
유미특허법인 (KR)
유미특허법인 (KR)
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Claims: