Grain-oriented electric steel sheet having superior magnetic property

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United States of America Patent

PATENT NO 9997283
SERIAL NO

14963625

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Abstract

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Provided is a grain-oriented electric steel sheet having superior magnetic property and to a grain-oriented electric steel sheet including 2.0 to 4.5 weight % of Si, 0.001 to 0.10 weight % of C, 0.010 weight % or lower of Al, 0.08 weight % or lower of Mn, 0.005 weight % or lower of N, 0.002 to 0.050 weight % of S, the remainder being Fe and other unavoidable impurities. The steel sheet having been subjected to secondary recrystallization using at least any one of grain boundary-segregated elementary S and an FeS precipitate as a grain growth inhibitor.

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Patent Owner(s)

Patent OwnerAddress
POSCO(GOEDONG-DONG) 6261 DONGHAEAN-RO NAM-GU POHANG-SI GYEONGSANGBUK-DO 37859

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Han, Chan-Hee Pohang-si, KR 12 63
Han, Kyu-Seok Pohang-si, KR 11 0
Hong, Byung-Deug Pohang-si, KR 7 0
Lim, Jae-Soo Pohang-si, KR 6 3

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