KR940009126B1 - 피막특성과 자기특성이 뛰어난 박형 방향성 규소 강판의 제조방법 - Google Patents

피막특성과 자기특성이 뛰어난 박형 방향성 규소 강판의 제조방법 Download PDF

Info

Publication number
KR940009126B1
KR940009126B1 KR1019910021713A KR910021713A KR940009126B1 KR 940009126 B1 KR940009126 B1 KR 940009126B1 KR 1019910021713 A KR1019910021713 A KR 1019910021713A KR 910021713 A KR910021713 A KR 910021713A KR 940009126 B1 KR940009126 B1 KR 940009126B1
Authority
KR
South Korea
Prior art keywords
steel sheet
annealing
decarburization
oxygen
thickness
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
KR1019910021713A
Other languages
English (en)
Korean (ko)
Other versions
KR920010000A (ko
Inventor
미찌로우 고마쓰바라
야스유끼 하야까와
가쓰오 이와모또
마꼬또 와따나베
Original Assignee
가와사끼세이데쓰 가부시끼가이샤
도오사끼 시노부
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.)
Filing date
Publication date
Application filed by 가와사끼세이데쓰 가부시끼가이샤, 도오사끼 시노부 filed Critical 가와사끼세이데쓰 가부시끼가이샤
Publication of KR920010000A publication Critical patent/KR920010000A/ko
Application granted granted Critical
Publication of KR940009126B1 publication Critical patent/KR940009126B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment
    • C21D8/1255—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment with diffusion of elements, e.g. decarburising, nitriding
    • 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
    • C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
    • C21D3/02—Extraction of non-metals
    • C21D3/04—Decarburising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Chemical Treatment Of Metals (AREA)
KR1019910021713A 1990-11-30 1991-11-29 피막특성과 자기특성이 뛰어난 박형 방향성 규소 강판의 제조방법 Expired - Lifetime KR940009126B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2336438A JPH0756048B2 (ja) 1990-11-30 1990-11-30 被膜特性と磁気特性に優れた薄型方向性けい素鋼板の製造方法
JP90-336438 1990-11-30

Publications (2)

Publication Number Publication Date
KR920010000A KR920010000A (ko) 1992-06-26
KR940009126B1 true KR940009126B1 (ko) 1994-10-01

Family

ID=18299139

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910021713A Expired - Lifetime KR940009126B1 (ko) 1990-11-30 1991-11-29 피막특성과 자기특성이 뛰어난 박형 방향성 규소 강판의 제조방법

Country Status (5)

Country Link
US (1) US5571342A (enExample)
EP (1) EP0488726B1 (enExample)
JP (1) JPH0756048B2 (enExample)
KR (1) KR940009126B1 (enExample)
DE (1) DE69124778T2 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5507883A (en) * 1992-06-26 1996-04-16 Nippon Steel Corporation Grain oriented electrical steel sheet having high magnetic flux density and ultra low iron loss and process for production the same
EP0577124B1 (en) * 1992-07-02 2002-10-16 Nippon Steel Corporation Grain oriented electrical steel sheet having high magnetic flux density and ultra low iron loss and process for producing the same
US5472520A (en) * 1993-12-24 1995-12-05 Kawasaki Steel Corporation Method of controlling oxygen deposition during decarbutization annealing on steel sheets
TW299354B (enExample) 1995-06-28 1997-03-01 Kawasaki Steel Co
DE69513811T3 (de) † 1995-07-14 2005-09-22 Nippon Steel Corp. Verfahren zum herstellen eines kornorientierten elektrostahlblechs mit einer spiegeloberflache und mit geringem kernverlust
JP3220362B2 (ja) * 1995-09-07 2001-10-22 川崎製鉄株式会社 方向性けい素鋼板の製造方法
JP3470475B2 (ja) * 1995-11-27 2003-11-25 Ｊｆｅスチール株式会社 極めて鉄損の低い方向性電磁鋼板とその製造方法
KR100293141B1 (ko) 1997-04-16 2001-06-15 아사무라 타카싯 피막특성과 자기특성이 우수한 일방향성 전자강판과 그 제조방법및그제조방법에사용되는탈탄소둔설비
JP3552501B2 (ja) * 1997-10-28 2004-08-11 Ｊｆｅスチール株式会社 鉄損が極めて低い方向性電磁鋼板およびその製造方法
JP4531227B2 (ja) * 2000-01-20 2010-08-25 Ｊｆｅスチール株式会社 鋼帯に形成される内部酸化層の酸素目付量の測定方法及びその測定装置
US6676771B2 (en) * 2001-08-02 2004-01-13 Jfe Steel Corporation Method of manufacturing grain-oriented electrical steel sheet
US8372216B2 (en) 2008-10-20 2013-02-12 Basf Se Continuous method for treating the surface of metal strips
PL2377961T3 (pl) * 2008-12-16 2020-11-02 Nippon Steel Corporation Blacha cienka ze stali elektrotechnicznej o ziarnach zorientowanych i sposób jej wytwarzania
JP5854233B2 (ja) 2013-02-14 2016-02-09 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
JP6319605B2 (ja) * 2014-10-06 2018-05-09 Ｊｆｅスチール株式会社 低鉄損方向性電磁鋼板の製造方法
JP6911597B2 (ja) * 2017-07-13 2021-07-28 日本製鉄株式会社 皮膜密着性に優れる一方向性珪素鋼板及びその製造方法
EP4123038A4 (en) * 2020-07-15 2023-04-26 Nippon Steel Corporation CORNORIENTED ELECTROMAGNETIC STEEL AND METHOD OF PRODUCTION OF CORNORIENTED ELECTROMAGNETIC STEEL

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50116998A (enExample) * 1974-02-28 1975-09-12
US4030950A (en) * 1976-06-17 1977-06-21 Allegheny Ludlum Industries, Inc. Process for cube-on-edge oriented boron-bearing silicon steel including normalizing
JPS5565367A (en) * 1978-11-08 1980-05-16 Kawasaki Steel Corp Forming method for forsterite insulation coating of directional silicon steel sheet
JPS5672178A (en) * 1979-11-13 1981-06-16 Kawasaki Steel Corp Formation of forsterite insulating film of directional silicon steel plate
JPS5941480A (ja) * 1982-09-02 1984-03-07 Kawasaki Steel Corp 方向性珪素鋼板における欠陥のないフオルステライト質被膜形成方法
JPS59226115A (ja) * 1983-06-07 1984-12-19 Kawasaki Steel Corp 均質なフオルステライト質絶縁被膜を有する一方向性珪素鋼板の製造方法
US5203928A (en) * 1986-03-25 1993-04-20 Kawasaki Steel Corporation Method of producing low iron loss grain oriented silicon steel thin sheets having excellent surface properties
JPH028330A (ja) * 1988-06-28 1990-01-11 Kawasaki Steel Corp 方向性珪素鋼板の絶縁被膜の形成方法

Also Published As

Publication number Publication date
EP0488726A3 (enExample) 1994-02-23
US5571342A (en) 1996-11-05
EP0488726B1 (en) 1997-02-26
KR920010000A (ko) 1992-06-26
EP0488726A2 (en) 1992-06-03
JPH0756048B2 (ja) 1995-06-14
DE69124778T2 (de) 1997-09-11
JPH04202713A (ja) 1992-07-23
DE69124778D1 (de) 1997-04-03

Similar Documents

Publication Publication Date Title
KR940009126B1 (ko) 피막특성과 자기특성이 뛰어난 박형 방향성 규소 강판의 제조방법
KR101684397B1 (ko) 방향성 전자 강판의 제조 방법
JP3952606B2 (ja) 磁気特性および被膜特性に優れた方向性電磁鋼板およびその製造方法
JP3386751B2 (ja) 被膜特性と磁気特性に優れた方向性けい素鋼板の製造方法
JP3438282B2 (ja) 磁束密度の高い方向性けい素鋼板の製造方法
JP3268198B2 (ja) 磁気特性・被膜特性に優れる方向性けい素鋼板の製造方法
CN116829742A (zh) 取向性电磁钢板的制造方法及其使用的退火分离剂
JP2984195B2 (ja) 磁気特性および被膜特性に優れる方向性けい素鋼板およびその製造方法
JP3562433B2 (ja) 磁気特性と被膜特性に優れた方向性けい素鋼板
US5269853A (en) Decarburized steel sheet for thin oriented silicon steel sheet having improved coating/magnetic characteristics and method of producing the same
JP4123679B2 (ja) 方向性電磁鋼板の製造方法
JP3885428B2 (ja) 方向性電磁鋼板の製造方法
JP3716608B2 (ja) 方向性電磁鋼板の製造方法
JPH11199939A (ja) 磁束密度が高く被膜特性に優れた方向性電磁鋼板の製造方法
WO2021054371A1 (ja) 方向性電磁鋼板
JPH06179977A (ja) 曲げ特性及び鉄損特性の優れた方向性けい素鋼板
JP7816664B1 (ja) 方向性電磁鋼板の製造方法
JP3336142B2 (ja) 磁気特性に優れた方向性けい素鋼板の製造方法
JP7816665B1 (ja) 方向性電磁鋼板の製造方法
JP3148093B2 (ja) 鉄損の低い鏡面方向性電磁鋼板の製造方法
JP2706039B2 (ja) 鏡面方向性珪素鋼板の製造方法
JP4374108B2 (ja) 方向性電磁鋼板の製造方法
JP3300194B2 (ja) 鉄損の低い鏡面方向性電磁鋼板の製造方法
JPH0797631A (ja) 磁気特性および被膜特性に優れた高磁束密度方向性けい素鋼板の製造方法
JPH07188759A (ja) 磁気特性の優れた方向性けい素鋼板の製造方法

Legal Events

Date Code Title Description
A201 Request for examination
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19911129

PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 19911129

Comment text: Request for Examination of Application

PG1501 Laying open of application
E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 19940128

Patent event code: PE09021S01D

G160 Decision to publish patent application
PG1605 Publication of application before grant of patent

Comment text: Decision on Publication of Application

Patent event code: PG16051S01I

Patent event date: 19940906

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 19950103

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 19950307

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 19950307

End annual number: 3

Start annual number: 1

PR1001 Payment of annual fee

Payment date: 19970830

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 19980918

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 19990916

Start annual number: 6

End annual number: 6

PR1001 Payment of annual fee

Payment date: 20000923

Start annual number: 7

End annual number: 7

PR1001 Payment of annual fee

Payment date: 20010928

Start annual number: 8

End annual number: 8

PR1001 Payment of annual fee

Payment date: 20020918

Start annual number: 9

End annual number: 9

PR1001 Payment of annual fee

Payment date: 20030924

Start annual number: 10

End annual number: 10

PR1001 Payment of annual fee

Payment date: 20040924

Start annual number: 11

End annual number: 11

PR1001 Payment of annual fee

Payment date: 20050926

Start annual number: 12

End annual number: 12

PR1001 Payment of annual fee

Payment date: 20060925

Start annual number: 13

End annual number: 13

PR1001 Payment of annual fee

Payment date: 20070920

Start annual number: 14

End annual number: 14

PR1001 Payment of annual fee

Payment date: 20080925

Start annual number: 15

End annual number: 15

PR1001 Payment of annual fee

Payment date: 20090925

Start annual number: 16

End annual number: 16

PR1001 Payment of annual fee

Payment date: 20101001

Start annual number: 17

End annual number: 17

FPAY Annual fee payment

Payment date: 20110920

Year of fee payment: 18

PR1001 Payment of annual fee

Payment date: 20110920

Start annual number: 18

End annual number: 18

EXPY Expiration of term
PC1801 Expiration of term