KR920004584A - 저 철손 방향성 전자강판의 제조방법 - Google Patents

저 철손 방향성 전자강판의 제조방법 Download PDF

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Publication number
KR920004584A
KR920004584A KR1019910006986A KR910006986A KR920004584A KR 920004584 A KR920004584 A KR 920004584A KR 1019910006986 A KR1019910006986 A KR 1019910006986A KR 910006986 A KR910006986 A KR 910006986A KR 920004584 A KR920004584 A KR 920004584A
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KR
South Korea
Prior art keywords
steel sheet
oriented electrical
electrical steel
iron loss
low iron
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Application number
KR1019910006986A
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English (en)
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KR930007313B1 (ko
Inventor
게이지 사또오
분지로오 후꾸다
Original Assignee
도오사끼 시노부
가와사끼세이데쓰 가부시끼가이샤
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Priority claimed from JP2202366A external-priority patent/JPH086140B2/ja
Priority claimed from JP2204003A external-priority patent/JPH0499130A/ja
Application filed by 도오사끼 시노부, 가와사끼세이데쓰 가부시끼가이샤 filed Critical 도오사끼 시노부
Publication of KR920004584A publication Critical patent/KR920004584A/ko
Application granted granted Critical
Publication of KR930007313B1 publication Critical patent/KR930007313B1/ko

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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
    • 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
    • C21D8/1294—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a localized treatment
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/02—Local etching

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

Abstract

내용 없음

Description

저 철손 방향성 전자강판의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 철손의 개선대에 미치는 강판의 표면 평균 조도와 홈 깊이와의 관계를 나타낸 그래프이다.
제2도는 에칭 레지스트 두께와 제품의 철손 W17/50(w/kg)과의 관계를 나타내는 그래프이다.

Claims (7)

  1. 최종냉간 압연을 실시한 판두께 0.27㎜이하의 방향성 전자강판 소재에, 압연방향과 직각방향으로 30°이내의 방향으로 하기식을 만족하는 깊이의 선상의 홈을 강판 표면에 국소적으로 형성한 후, 탈탄 어닐린을 실시하고 계속하여 최종 마무리 어닐린을 실시하는 것을 특징으로 하는 저 철손 방향성 전자 강판의 제조방법.
    log0.6 Ra+0.4 d:홈깊이(㎛) Ra:최종냉연강판의 표면 평균조도(㎛)
  2. 제1항에 있어서, 상기 홈의 치수가 홈 깊이 100㎛이하, 홈 나비 5∼300㎛, 압연 방향의 홈의 간격을 1㎜이상으로 하는 것을 특징으로 하는 것을 특징으로 하는저 철손 방향성 전자 강판의 제조방법.
  3. 제1항에 있어서, 강판표면에 인쇄에 의하여 부식레이스트를, 비도포 영역으로서 압연방향과 다른 방향으로 연속 또는 비연속 영역을 잔존시키고, 도포 베이킹후 부식처리를 실시함으로서, 강판표면에 연속 또는 비연속으로 선상의 홈을 형성하고, 연후에 이 부식 레지스트를 제거하는 것을 특징으로 하는 저 철손 방향성 전자강판의 제조방법.
  4. 제3항에 있어서, 상기 부식 레지스트의 도포를 그라비아 오프세트 인쇄, 오프세트 롤을 사용하지 않은 그라비아 인쇄, 평판 오프세트 인쇄 또는 스크린 인쇄로 실시하는 것을 특징으로 하는 저 철손 방향성 전자강판의 제조방법.
  5. 제3항에 있어서, 상기 부식처리가 전해부식인 것을 특징으로 하는 저 철손 방향성 전자강판의 제조방법.
  6. 제3항에 있어서, 상기 도포 베이킹후의 레지스트 두께가 0.5∼30㎛인 것을 특징으로 하는 저 철손 방향성 전자강판의 제조방법.
  7. 제3항에 있어서, 상기 부식 레지스트이 제거를 알칼리 또는 유기용제로 실시하는 것을 특징으로 하는 저철손 방향성 전자강판의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910006986A 1990-08-01 1991-04-30 저 철손 방향성 전자강판의 제조방법 KR930007313B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2202366A JPH086140B2 (ja) 1990-08-01 1990-08-01 低鉄損方向性電磁鋼板の製造方法
JP90-202366 1990-08-01
JP202366 1990-08-01
JP204003 1990-08-02
JP2204003A JPH0499130A (ja) 1990-08-02 1990-08-02 低鉄損方向性電磁鋼板の製造方法
JP90-204003 1990-08-02

Publications (2)

Publication Number Publication Date
KR920004584A true KR920004584A (ko) 1992-03-27
KR930007313B1 KR930007313B1 (ko) 1993-08-05

Family

ID=26513329

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910006986A KR930007313B1 (ko) 1990-08-01 1991-04-30 저 철손 방향성 전자강판의 제조방법

Country Status (5)

Country Link
US (1) US5413639A (ko)
EP (1) EP0469710B1 (ko)
KR (1) KR930007313B1 (ko)
CA (1) CA2045701C (ko)
DE (1) DE69105247T2 (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5618591A (en) * 1995-05-15 1997-04-08 Fuse Co. Method of coating an inside of a pipe or tube
US6231685B1 (en) 1995-12-28 2001-05-15 Ltv Steel Company, Inc. Electrical steel with improved magnetic properties in the rolling direction
US5798001A (en) * 1995-12-28 1998-08-25 Ltv Steel Company, Inc. Electrical steel with improved magnetic properties in the rolling direction
US6605294B2 (en) * 1998-08-14 2003-08-12 Incept Llc Methods of using in situ hydration of hydrogel articles for sealing or augmentation of tissue or vessels
US20090088723A1 (en) * 2007-09-28 2009-04-02 Accessclosure, Inc. Apparatus and methods for treating pseudoaneurysms
US8734658B2 (en) * 2010-06-25 2014-05-27 Nippon Steel & Sumitomo Metal Corporation Method for manufacturing grain-oriented electrical steel sheet
EP2843062B1 (en) * 2012-04-27 2020-07-29 Nippon Steel Corporation Grain-oriented electrical steel sheet and manufacturing method therefor
EP3257973B1 (en) * 2015-02-10 2021-08-18 JFE Steel Corporation Manufacturing method for grain oriented electrical steel sheet
CA2987379C (en) * 2015-07-28 2019-10-29 Jfe Steel Corporation Linear groove formation method and linear groove formation device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE903619A (fr) * 1984-11-10 1986-03-03 Nippon Steel Corp Toles d'acier electrique a grains orientes ayant des proprietes magnetiques stables, leur procede de production et appareil pour les obtenir
JPS61117218A (ja) * 1984-11-10 1986-06-04 Nippon Steel Corp 低鉄損一方向性電磁鋼板の製造方法
US4728083A (en) * 1985-12-16 1988-03-01 Allegheny Ludlum Corporation Method and apparatus for scribing grain-oriented silicon steel strip

Also Published As

Publication number Publication date
EP0469710A1 (en) 1992-02-05
DE69105247D1 (de) 1995-01-05
EP0469710B1 (en) 1994-11-23
DE69105247T2 (de) 1995-04-06
KR930007313B1 (ko) 1993-08-05
CA2045701A1 (en) 1992-02-02
US5413639A (en) 1995-05-09
CA2045701C (en) 1997-05-13

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