KR930008163A - Non-oriented electrical steel sheet with high magnetic flux density and high permeability and its manufacturing method - Google Patents

Non-oriented electrical steel sheet with high magnetic flux density and high permeability and its manufacturing method Download PDF

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Publication number
KR930008163A
KR930008163A KR1019910018626A KR910018626A KR930008163A KR 930008163 A KR930008163 A KR 930008163A KR 1019910018626 A KR1019910018626 A KR 1019910018626A KR 910018626 A KR910018626 A KR 910018626A KR 930008163 A KR930008163 A KR 930008163A
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South Korea
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steel sheet
electrical steel
magnetic flux
oriented electrical
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KR1019910018626A
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Korean (ko)
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KR930011407B1 (en
Inventor
배병균
차상윤
Original Assignee
정명식
포항종합제철 주식회사
백덕현
재단법인 산업과학기술연구소
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Application filed by 정명식, 포항종합제철 주식회사, 백덕현, 재단법인 산업과학기술연구소 filed Critical 정명식
Priority to KR1019910018626A priority Critical patent/KR930011407B1/en
Priority to RU9293043462A priority patent/RU2092605C1/en
Priority to EP19920922513 priority patent/EP0567612A4/en
Priority to PCT/KR1992/000050 priority patent/WO1993008313A1/en
Priority to JP50761793A priority patent/JP2700505B2/en
Priority to CZ931218A priority patent/CZ284195B6/en
Priority to CN92113058A priority patent/CN1039352C/en
Publication of KR930008163A publication Critical patent/KR930008163A/en
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Publication of KR930011407B1 publication Critical patent/KR930011407B1/en

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    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)

Abstract

본 발명은 소형모터 및 정지기둥의 철심으로 사용되는 무방향성 전기강판에 관한 것으로서, 무방향성 전기강판의 성분계를 적절히 선정하여 세미프로세스 또는 풀 프로세스에 의해 높은 자속밀도 및 높은 투자율을 동시에 갖는 무방향성 전기강판을 제공하고자 하는데, 그 목적이 있다.The present invention relates to a non-oriented electrical steel sheet used as an iron core of a small motor and a stationary column, by selecting the component system of the non-oriented electrical steel sheet appropriately, the non-oriented electrical steel having a high magnetic flux density and a high permeability by a semi-process or pull process To provide a steel sheet, for that purpose.

본 발명은, 중량%로, C : 0.02%이하, Si : 1.0%이하, Mn : 0.5%이하, P : 0.15%이하, S : 0.01%이하, N : 0.008%이하, O : 0.005%이하, Al : 0.7%이하, Ni : 0.05-1.0%, Cu : 0.02-0.5% 및 Sn과 Sb중의 1종 또는 2종의 합 : 0.02-0.2% 기타 Fe 및 불기피하게 첨가되는 불순물로 조성되는 자속밀도와 투자율이 높은 무방향성전기강판 및 그 제조방법에 관한 것이다.The present invention, by weight, C: 0.02% or less, Si: 1.0% or less, Mn: 0.5% or less, P: 0.15% or less, S: 0.01% or less, N: 0.008% or less, O: 0.005% or less, Al: 0.7% or less, Ni: 0.05-1.0%, Cu: 0.02-0.5%, and one or two of Sn and Sb: 0.02-0.2% Other magnetic flux densities composed of other Fe and unavoidably added impurities And a non-oriented electrical steel sheet having high permeability and a method of manufacturing the same.

본 발명은 자속밀도와 투자율이 높은 무방향성 전기강판을 제공함으로서 전기기기의 교효율화 및 소형화를 가져올 수 있는 효과가 있는 것이다.The present invention is to provide a non-oriented electrical steel sheet having a high magnetic flux density and permeability has the effect of bringing down the efficiency and miniaturization of electrical equipment.

Description

자속밀도와 투자율이 높은 무방향성 전기강판 및 그 제조방법Non-oriented electrical steel sheet with high magnetic flux density and high permeability and its manufacturing method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (5)

중량%로, C : 0.02%이하, Si : 1.0%이하, Mn : 0.5%이하, PL0.15%이하, S : 0.01%이하, N : 0.008%이하, O : 0.005%이하, Al : 0.7%이하, Ni : 0.05-1.0%, Cu : 0.02-0.5% 및 Sn과 Sb중의 1종 또는 2종의 합 : 0.02-0.2%, 잔부 Fe 및 기타 불가피하게 첨가되는 불순물로 조정됨을 특징으로 하는 자속밀도와 투자율이 높은 무방향성 전기강판.By weight%, C: 0.02% or less, Si: 1.0% or less, Mn: 0.5% or less, PL 0.15% or less, S: 0.01% or less, N: 0.008% or less, O: 0.005% or less, Al: 0.7% Hereinafter, magnetic flux density characterized by adjusting with Ni: 0.05-1.0%, Cu: 0.02-0.5% and one or two kinds of Sn and Sb: 0.02-0.2%, balance Fe and other unavoidable impurities. Non-oriented electrical steel sheet with high permeability. 중량%로 C : 0.02%이하, Si : 1.0%이하, Mn : 0.5%이하, P : 0.15%이하, S : 0.01%이하, N : 0.008%이하, O : 0.005%이하, Al : 0.7%이하, Ni : 0.05-1.0%, Cu : 0.02-0.5% 및 Sn과 Sb중의 1종 또는 2종의 합 : 0.02-0.2%, 잔부 Fe 및 기타 불가피하게 첨가되는 불순물로 조정되는 슬리브를 열간압연, 열연판의 소둔, 산세, 냉간압연 중간소둔한 다음, 2-15%의 압하율로 경압연을 설시한후 열처리를 실시하는 세미프로세스에 의해 제조됨을 특징으로 하는 자속밀도와 투자율이 높은 무방향성 전기강판의 제조방법.By weight% C: 0.02% or less, Si: 1.0% or less, Mn: 0.5% or less, P: 0.15% or less, S: 0.01% or less, N: 0.008% or less, O: 0.005% or less, Al: 0.7% or less Hot-rolled, hot-rolled sleeves adjusted with Ni: 0.05-1.0%, Cu: 0.02-0.5% and one or two of Sn and Sb: 0.02-0.2%, balance Fe and other unavoidable impurities Non-oriented electrical steel sheet with high magnetic flux density and high permeability characterized by being manufactured by a semi-process which is subjected to heat treatment after annealing, pickling and cold-rolling annealing the plate, and then rolling the light at a reduction ratio of 2-15%. Manufacturing method. 중량%로 C : 0.02%이하, Si : 1.0%이하, Mn : 0.5%이하, P : 0.15%이하, S : 0.01%이하, N : 0.008%이하, O : 0.005%이하, Al : 0.7%이하, Ni : 0.05-1.0%, Cu : 0.02-0.5% 및 Sn과 Sb중의 1총 또는 2총의 합 : 0.02-0.2% 잔부 Fe 및 기타 불가피하게 첨가되는 불순물로 조정되는 슬리브를 열간압연, 열연판소둔, 산세, 냉간압연, 및 냉연판을 소둔하는 풀리 프로세스에 의해 제조됨을 특징으로 하는 자속밀도와 투자율이 높은 전기강판의 제조방법.By weight% C: 0.02% or less, Si: 1.0% or less, Mn: 0.5% or less, P: 0.15% or less, S: 0.01% or less, N: 0.008% or less, O: 0.005% or less, Al: 0.7% or less , Ni: 0.05-1.0%, Cu: 0.02-0.5%, and one or two totals of Sn and Sb: 0.02-0.2% balance Hot-rolled, hot rolled sleeves adjusted with Fe and other unavoidable impurities A method of manufacturing an electrical steel sheet having high magnetic flux density and permeability, characterized by being manufactured by a pulley process for annealing, pickling, cold rolling, and annealing a cold rolled sheet. 제2항 또는 제3항에 있어서, 열간압연의 마무리압연이 마무리 압연온도가 750℃-Ar1이하인 페라이트 상에서 종료되는 것을 특징으로 하는 자속밀도와 투자율이 높은 무방향성 전기강판의 제조방법.The method of manufacturing a non-oriented electrical steel sheet having high magnetic flux density and high permeability according to claim 2 or 3, wherein the finish rolling of hot rolling is finished on a ferrite having a finish rolling temperature of 750 ° C-Ar 1 or less. 제2항 또는 제3항에 있어서, 상기 열연판의 소둔방식이 700-1000℃의 온도범위에서 10초-20분동안 행하여지는 연속소둔방식임을 특징으로 하는 자속밀도와 투자 이 높은 무방향성 전기강판의 제조방법.The non-oriented electrical steel sheet having high magnetic flux density and high investment according to claim 2 or 3, wherein the annealing method of the hot rolled sheet is a continuous annealing method performed for 10 seconds to 20 minutes in a temperature range of 700 to 1000 ° C. Manufacturing method. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910018626A 1991-10-22 1991-10-22 Method and product of manufacturing silicon steel sheet having improved magnetic flux density KR930011407B1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
KR1019910018626A KR930011407B1 (en) 1991-10-22 1991-10-22 Method and product of manufacturing silicon steel sheet having improved magnetic flux density
RU9293043462A RU2092605C1 (en) 1991-10-22 1992-10-22 Sheets of isotropic electrotechnical steel and method for their manufacturing
EP19920922513 EP0567612A4 (en) 1991-10-22 1992-10-22 Nonoriented electrical steel sheets with superior magnetic properties, and methods for manufacturing thereof.
PCT/KR1992/000050 WO1993008313A1 (en) 1991-10-22 1992-10-22 Nonoriented electrical steel sheets with superior magnetic properties, and methods for manufacturing thereof
JP50761793A JP2700505B2 (en) 1991-10-22 1992-10-22 Non-oriented electrical steel sheet having excellent magnetic properties and method for producing the same
CZ931218A CZ284195B6 (en) 1991-10-22 1992-10-22 Non-oriented electric steel sheets and process for producing thereof
CN92113058A CN1039352C (en) 1991-10-22 1992-10-22 Unoriented electrical engineering steel plate with good magnetism and manufacture of same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910018626A KR930011407B1 (en) 1991-10-22 1991-10-22 Method and product of manufacturing silicon steel sheet having improved magnetic flux density

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Publication Number Publication Date
KR930008163A true KR930008163A (en) 1993-05-21
KR930011407B1 KR930011407B1 (en) 1993-12-06

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100240993B1 (en) * 1995-12-18 2000-03-02 이구택 The manufacturing method for non-oriented electric steel sheet with excellent hysterisys loss
KR100256356B1 (en) * 1995-12-14 2000-05-15 이구택 The manufacturing method for non-oriented electrical steel sheet
KR100544612B1 (en) * 2001-12-22 2006-01-24 주식회사 포스코 Method for Manufacturing Non-Oriented Electrical Steel Sheet with Superior Magnetic Property
KR20210060789A (en) 2019-11-19 2021-05-27 주식회사 포스코 Ferritic stainless steel having high magnetic permeability

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100256356B1 (en) * 1995-12-14 2000-05-15 이구택 The manufacturing method for non-oriented electrical steel sheet
KR100240993B1 (en) * 1995-12-18 2000-03-02 이구택 The manufacturing method for non-oriented electric steel sheet with excellent hysterisys loss
KR100544612B1 (en) * 2001-12-22 2006-01-24 주식회사 포스코 Method for Manufacturing Non-Oriented Electrical Steel Sheet with Superior Magnetic Property
KR20210060789A (en) 2019-11-19 2021-05-27 주식회사 포스코 Ferritic stainless steel having high magnetic permeability

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