KR920700301A - Manufacturing method of soft magnetic steel - Google Patents

Manufacturing method of soft magnetic steel

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Publication number
KR920700301A
KR920700301A KR1019910700177A KR910700177A KR920700301A KR 920700301 A KR920700301 A KR 920700301A KR 1019910700177 A KR1019910700177 A KR 1019910700177A KR 910700177 A KR910700177 A KR 910700177A KR 920700301 A KR920700301 A KR 920700301A
Authority
KR
South Korea
Prior art keywords
less
steel
soft magnetic
weight
manufacturing
Prior art date
Application number
KR1019910700177A
Other languages
Korean (ko)
Other versions
KR960014944B1 (en
Inventor
도시미찌 오오모리
하루오 스즈끼
데쓰야 산뻬이
야스노부 구니사다
도오시오 다까노
Original Assignee
야마시로 아끼나리
닛뽄 고오깐 가부시끼가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 야마시로 아끼나리, 닛뽄 고오깐 가부시끼가이샤 filed Critical 야마시로 아끼나리
Publication of KR920700301A publication Critical patent/KR920700301A/en
Application granted granted Critical
Publication of KR960014944B1 publication Critical patent/KR960014944B1/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
    • C21D8/1222—Hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
    • C21D8/1272—Final recrystallisation annealing

Landscapes

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

Abstract

내용 없음No content

Description

연자성 강재의 제조방법Manufacturing method of soft magnetic steel

내용없음No content

Claims (8)

중량%로 C : 0.004%이하, Si : 0.5%이하, Mn : 0.50%이하, P : 0.015이하%, S : 0.01%이하, sol. Al : 0.5∼2.0% N : 0.005%이하, 산소 : 0.005%이하, 잔부 Fe 및 불가피한 불순물로 이루어진 조성의 강편 또는 수편을 700℃이상 1300℃ 이하로 가열하고, 700℃ 이상의 온도에서 열간가공을 종료하고, 최종적으로 900∼1300℃에서 소둔을 행함으로써, 보자력이 0.4Oe이하이고 0.5Oe의 자장에 있어서의 자속밀도가 1000G 이상인 연자성 강재를 얻는 것을 특징으로 하는 열자성 강재의 제조방법.By weight% C: 0.004% or less, Si: 0.5% or less, Mn: 0.50% or less, P: 0.015% or less, S: 0.01% or less, sol. Al: 0.5 to 2.0% N: 0.005% or less, Oxygen: 0.005% or less, The steel slabs or water pieces of the composition consisting of residual Fe and unavoidable impurities are heated to 700 ° C or higher and 1300 ° C or lower, and the hot working is finished at a temperature of 700 ° C or higher. And finally performing annealing at 900 to 1300 ° C to obtain a soft magnetic steel having a coercive force of 0.4Oe or less and a magnetic flux density of 1000G or more in a magnetic field of 0.5Oe. 제1항에 있어서, 중량%로 CD + N : 0.007% 이하로 하는 것을 특징으로 하는 방법.The method according to claim 1, wherein the weight% of CD + N is 0.007% or less. 중량 %로, C : 0.004%이하, Si : 0.1%이하, Mn : 0.15%이하, P : 0.015%이하, S : 0.01%이하, slo. Aℓ : 0.5∼2.0%, N : 0.005%이하, 산소 : 0.005%이하, 잔부 Fe 및 불가피한 불순물로 이루어진 조성의 강편 또는 주편을 700℃ 이상 1300℃이하로 가열하고, 700℃이상의 온도에서 열간가공을 종료하고, 최종적으로 1000∼1300℃에서 소둔을 행함으로써 보자력이 0.4 Oe이하이고 0.5 Oe의 자장에 있어서 자속밀도가 10000G이상인 연자성 강재를 얻는 것을 특징으로 하는 연자성 강재의 제조방법.By weight%, C: 0.004% or less, Si: 0.1% or less, Mn: 0.15% or less, P: 0.015% or less, S: 0.01% or less, slo. Aℓ: 0.5 to 2.0%, N: 0.005% or less, Oxygen: 0.005% or less, The steel slabs or casts of the composition consisting of residual Fe and unavoidable impurities are heated to 700 ° C or more and 1300 ° C or less, and the hot working is performed at a temperature of 700 ° C or more. And finally annealing at 1000 to 1300 ° C. to produce a soft magnetic steel having a coercive force of 0.4 Oe or less and a magnetic flux density of 10000 G or more in a 0.5 Oe magnetic field. 제3항에 있어서, 중량 %로 C + N : 0.007% 이하로 하는 것을 특징으로 하는 연자성 강재의 제조방법.The method of manufacturing a soft magnetic steel according to claim 3, wherein the weight% is C + N: 0.007% or less. 중량%로, C : 0.004%이하, Si : 0.5%이하, Mn : 0.50%이하, P : 0.015%이하, S : 0.01%이하, slo. Aℓ : 0.5∼2.0%, N : 0.012%이하, 산소 : 0.005%이하, Ti : 0.005∼1.0%, 잔부 Fe 및 불가피한 불순물로 이루어진 조성의 강편 또는 주편을 700℃이상 1300℃ 이하로 가열하고, 700℃ 이상의 온도에서 열간가공을 종료하고, 최종적으로 900∼1300℃에서 소둔을 함으로써 보자력이 0.4 Oe이하이고 0.5 Oe의 자장에 있어서 자속밀도가 1000G이상인 연자성강재를 얻는 것을 특징으로 하는 연자성 강재의 제조방법.By weight%, C: 0.004% or less, Si: 0.5% or less, Mn: 0.50% or less, P: 0.015% or less, S: 0.01% or less, slo. A1: 0.5 to 2.0%, N: 0.012% or less, oxygen: 0.005% or less, Ti: 0.005 to 1.0%, balance steel or cast steel of a composition consisting of residual Fe and unavoidable impurities, heated to 700 ° C or higher and 1300 ° C or lower, and 700 After finishing the hot working at the temperature of above ℃ and annealing at 900 ~ 1300 ℃, the soft magnetic steel having the coercive force of 0.4 Oe or less and the magnetic flux density of 1000G or more in the 0.5 Oe magnetic field is obtained. Manufacturing method. 제5항에 있어서, 중량%로, C + N : 0.014% 이하로 하는것을 특징으로 하는 연자성 강재의 제조방법.The method of manufacturing a soft magnetic steel according to claim 5, wherein the weight is C + N: 0.014% or less. 중량 %로, C : 0.004%이하, Si : 0.1%이하, Mn : 0.15%이하, P : 0.015%이By weight%, C: 0.004% or less, Si: 0.1% or less, Mn: 0.15% or less, P: 0.015% or less 하, S : 0.01%이하, slo. Aℓ : 0.5∼2.0%, N : 0.012%이하, 산소 : 0.005%이하, Ti : 0.005∼1.0%, 잔부 Fe 및 불가피한 불순물로 이루어진 조성의 강편 또는 주편을 700℃이상 1300℃ 이하로 가열하고, 700℃ 이상의 온도에서 열간가공을 종료하고, 최종적으로 1000∼1300℃에서 소둔을 함으로써 보자력이 0.4 Oe이하이고 0.5 Oe의 자장에 있어서 자속밀도가 1000G이상인 연자성강재를 얻는 것을 특징으로 하는 연자성 강재의 제조방법.S, 0.01% or less, slo. A1: 0.5 to 2.0%, N: 0.012% or less, oxygen: 0.005% or less, Ti: 0.005 to 1.0%, balance steel or cast steel of a composition consisting of residual Fe and unavoidable impurities, heated to 700 ° C or higher and 1300 ° C or lower, and 700 After finishing the hot working at the temperature above ℃, and finally annealing at 1000 ~ 1300 ℃, the soft magnetic steel having a coercive force of 0.4 Oe or less and magnetic flux density of 1000 G or more in the 0.5 Oe magnetic field is obtained. Manufacturing method. 제7항에 있어서, 중량%로, C + N : 0.014% 이하로 하는것을 특징으로 하는 연자성 강재의 제조방법.The method of manufacturing a soft magnetic steel according to claim 7, wherein the weight ratio is C + N: 0.014% or less. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910700177A 1986-06-17 1989-12-08 Producing method of soft magnetic steel material KR960014944B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1-155025 1986-06-17
JP1155025A JP2682144B2 (en) 1988-10-24 1989-06-17 Method for manufacturing soft magnetic steel
PCT/JP1989/001231 WO1990015886A1 (en) 1989-06-17 1989-12-08 Production method of soft magnetic steel material

Publications (2)

Publication Number Publication Date
KR920700301A true KR920700301A (en) 1992-02-19
KR960014944B1 KR960014944B1 (en) 1996-10-21

Family

ID=15597026

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910700177A KR960014944B1 (en) 1986-06-17 1989-12-08 Producing method of soft magnetic steel material

Country Status (7)

Country Link
EP (1) EP0431167B1 (en)
JP (1) JP2682144B2 (en)
KR (1) KR960014944B1 (en)
CN (1) CN1048236A (en)
CA (1) CA2019187A1 (en)
DE (1) DE68927174T2 (en)
WO (1) WO1990015886A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0499819A (en) * 1990-08-15 1992-03-31 Nkk Corp Production of mild magnetic steel products
US5411605A (en) * 1991-10-14 1995-05-02 Nkk Corporation Soft magnetic steel material having excellent DC magnetization properties and corrosion resistance and a method of manufacturing the same
KR100915199B1 (en) * 2007-09-07 2009-09-02 하미란 Manufacturing method for steel articles having soft magnetic property by hot forging and housing and core manufactured by the method
CN102796948B (en) * 2011-05-27 2014-03-19 宝山钢铁股份有限公司 Non-oriented electrical steel plate with extremely low content of Ti and smelting method for non-oriented electrical steel plate
WO2013072124A1 (en) * 2011-11-14 2013-05-23 Nv Bekaert Sa Steel wire for magnetic field absorption
CN104139167A (en) * 2014-07-31 2014-11-12 攀钢集团工程技术有限公司 Iron core, electromagnetic inductor with same and electromagnetic stirring device
KR101977507B1 (en) * 2017-12-22 2019-05-10 주식회사 포스코 Steel sheet for magnetic field shielding and method for manufacturing the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3971678A (en) * 1972-05-31 1976-07-27 Stahlwerke Peine-Salzgitter Aktiengesellschaft Method of making cold-rolled sheet for electrical purposes
JPS60208417A (en) * 1984-03-30 1985-10-21 Sumitomo Metal Ind Ltd Production of hot-rolled high magnetic permeability iron sheet
JPS6345443A (en) * 1986-08-11 1988-02-26 Toyota Motor Corp Abnormality deciding method for air-fuel ratio controller

Also Published As

Publication number Publication date
EP0431167A4 (en) 1993-02-24
CA2019187A1 (en) 1990-12-17
JPH02213421A (en) 1990-08-24
WO1990015886A1 (en) 1990-12-27
EP0431167A1 (en) 1991-06-12
EP0431167B1 (en) 1996-09-11
JP2682144B2 (en) 1997-11-26
DE68927174T2 (en) 1997-03-06
KR960014944B1 (en) 1996-10-21
DE68927174D1 (en) 1996-10-17
CN1048236A (en) 1991-01-02

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