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1. WO2020111736 - NON-DIRECTIONAL ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME

Publication Number WO/2020/111736
Publication Date 04.06.2020
International Application No. PCT/KR2019/016380
International Filing Date 26.11.2019
IPC
C22C 38/02 2006.01
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
02containing silicon
C22C 38/04 2006.01
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
04containing manganese
C22C 38/06 2006.01
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
06containing aluminium
C22C 38/00 2006.01
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
C22C 38/14 2006.01
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
14containing titanium or zirconium
C21D 8/12 2006.01
CCHEMISTRY; METALLURGY
21METALLURGY OF IRON
DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS
8Modifying the physical properties by deformation combined with, or followed by, heat treatment
12during manufacturing of articles with special electromagnetic properties
CPC
C21D 8/12
CCHEMISTRY; METALLURGY
21METALLURGY OF IRON
DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHER TREATMENTS
8Modifying the physical properties by deformation combined with, or followed by, heat treatment
12during manufacturing of articles with special electromagnetic properties
C22C 38/00
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
C22C 38/02
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
02containing silicon
C22C 38/04
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
04containing manganese
C22C 38/06
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
06containing aluminium
C22C 38/14
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
14containing titanium or zirconium
Applicants
  • 주식회사 포스코 POSCO [KR]/[KR]
Inventors
  • 홍재완 HONG, Jaewan
  • 박준수 PARK, June Soo
  • 신수용 SHIN, Su-Yong
  • 김용수 KIM, Yong-Soo
Agents
  • 유미특허법인 YOU ME PATENT AND LAW FIRM
Priority Data
10-2018-015297730.11.2018KR
Publication Language Korean (KO)
Filing Language Korean (KO)
Designated States
Title
(EN) NON-DIRECTIONAL ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME
(FR) TÔLE D'ACIER ÉLECTRIQUE NON ORIENTÉE ET SON PROCÉDÉ DE PRODUCTION
(KO) 무방향성 전기강판 및 그 제조방법
Abstract
(EN)
A non-directional electrical steel sheet according to one embodiment of the present invention comprises: 0.2-4.3 wt% of Si; 0.05-2.5 wt% of Mn; 0.1-2.1 wt% of Al; 0.0001-0.003 wt% of Bi; and 0.0001-0.003 wt% of Ga, with the balance comprising Fe and inevitable impurities.
(FR)
Une tôle d'acier électrique non orientée selon un mode de réalisation de la présente invention comprend: de 0,2 à 4,3 % en poids de Si, de 0,05 à 0,25 % en poids de Mn, de 0,1 à 2,1 % en poids d’Al, de 0,0001 à 0,003 % en poids de Bi et de 0,0001 à 0,003 % en poids de Ga, le reste étant du Fe et les impuretés inévitables.
(KO)
본 발명의 일 실시예에 의한 무방향성 전기강판은 중량%로, Si: 0.2 내지 4.3%, Mn: 0.05 내지 2.5%, Al: 0.1 내지 2.1%, Bi: 0.0001내지 0.003% 및 Ga: 0.0001내지 0.003% 포함하고, 잔부 Fe 및 불가피한 불순물을 포함한다.
Also published as
Latest bibliographic data on file with the International Bureau