GB2336601B - High-strength cold rolled steel sheet and high-strength plated steel sheet possessing improved geomagnetic shielding properties and process for producing same - Google Patents

High-strength cold rolled steel sheet and high-strength plated steel sheet possessing improved geomagnetic shielding properties and process for producing same

Info

Publication number
GB2336601B
GB2336601B GB9915556A GB9915556A GB2336601B GB 2336601 B GB2336601 B GB 2336601B GB 9915556 A GB9915556 A GB 9915556A GB 9915556 A GB9915556 A GB 9915556A GB 2336601 B GB2336601 B GB 2336601B
Authority
GB
United Kingdom
Prior art keywords
steel sheet
strength
cold rolled
shielding properties
producing same
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 - Fee Related
Application number
GB9915556A
Other languages
English (en)
Other versions
GB2336601A9 (en
GB9915556D0 (en
GB2336601A (en
Inventor
Yasuharu Sakuma
Satoru Tanaka
Kazuo Koyama
Yujiro Miyauchi
Takeshi Kubota
Atsushi Itami
Hiroaki Kato
Chouhachi Sato
Teruo Takeuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Sony Corp
Original Assignee
Nippon Steel Corp
Sony Corp
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
Priority claimed from JP30263197A external-priority patent/JP2002012956A/ja
Priority claimed from JP06505598A external-priority patent/JP4180685B2/ja
Application filed by Nippon Steel Corp, Sony Corp filed Critical Nippon Steel Corp
Publication of GB9915556D0 publication Critical patent/GB9915556D0/en
Publication of GB2336601A publication Critical patent/GB2336601A/en
Publication of GB2336601A9 publication Critical patent/GB2336601A9/en
Application granted granted Critical
Publication of GB2336601B publication Critical patent/GB2336601B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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 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
    • C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236—Cold 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
    • 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
    • C21D8/1233—Cold rolling
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C21D8/1216—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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/0007—Elimination of unwanted or stray electromagnetic effects
    • H01J2229/0015—Preventing or cancelling fields leaving the enclosure
    • H01J2229/0023—Passive means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/87—Means for avoiding vessel implosion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
GB9915556A 1997-11-05 1998-10-30 High-strength cold rolled steel sheet and high-strength plated steel sheet possessing improved geomagnetic shielding properties and process for producing same Expired - Fee Related GB2336601B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP30263197A JP2002012956A (ja) 1997-11-05 1997-11-05 地磁気シールド特性に優れる高強度冷延鋼板および高強度めっき鋼板とその製造方法
JP06505598A JP4180685B2 (ja) 1998-03-16 1998-03-16 地磁気シールド性とめっき密着性に優れた高強度電気めっき用原板及び電気めっき鋼板とその製造方法
PCT/JP1998/004933 WO1999023268A1 (fr) 1997-11-05 1998-10-30 Tole d'acier haute resistance laminee a froid, tole d'acier metallisee presentant d'excellentes caracteristiques de protection geomagnetique, et leur procede de fabrication

Publications (4)

Publication Number Publication Date
GB9915556D0 GB9915556D0 (en) 1999-09-01
GB2336601A GB2336601A (en) 1999-10-27
GB2336601A9 GB2336601A9 (en) 1999-11-09
GB2336601B true GB2336601B (en) 2002-07-24

Family

ID=26406200

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9915556A Expired - Fee Related GB2336601B (en) 1997-11-05 1998-10-30 High-strength cold rolled steel sheet and high-strength plated steel sheet possessing improved geomagnetic shielding properties and process for producing same

Country Status (3)

Country Link
CN (3) CN1078625C (zh)
GB (1) GB2336601B (zh)
WO (1) WO1999023268A1 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001516950A (ja) * 1997-09-15 2001-10-02 アプライド マテリアルズ インコーポレイテッド 中密度ないし高密度プラズマ中でイオン化した材料をスパッタするための装置
JP5121225B2 (ja) * 2006-12-27 2013-01-16 日新製鋼株式会社 磁気シールド性に優れたスポット溶接用高強度めっき鋼板の製造方法
CN104978788A (zh) * 2015-06-17 2015-10-14 深圳粤宝电子工业总公司 一种验钞机磁头屏蔽罩的制造方法及磁头屏蔽罩
CN106555034B (zh) * 2015-09-28 2019-02-05 宝山钢铁股份有限公司 一种低矫顽力冷轧电磁纯铁板带连续退火方法
KR101903008B1 (ko) * 2016-12-20 2018-10-01 주식회사 포스코 무방향성 전기강판 및 그 제조방법
KR101977507B1 (ko) * 2017-12-22 2019-05-10 주식회사 포스코 자기장 차폐용 강판 및 그 제조방법

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59171431A (ja) * 1983-03-18 1984-09-27 Matsushita Electric Ind Co Ltd カラ−受像管の製造法
JPS62185828A (ja) * 1986-02-10 1987-08-14 Sumitomo Metal Ind Ltd シヤドウマスク用フレ−ム材の製造方法
JPH01108315A (ja) * 1987-10-22 1989-04-25 Kawasaki Steel Corp 被削性に優れた磁気シールド用熱延鋼板の製造方法
JPH02170919A (ja) * 1988-12-23 1990-07-02 Nippon Steel Corp Ｔｖブラウン管用インナーシールド材の製造方法
JPH03134140A (ja) * 1989-10-19 1991-06-07 Sumitomo Metal Ind Ltd 磁気シールド用電磁鋼板およびその製造方法
JPH04341541A (ja) * 1990-12-07 1992-11-27 Nippon Steel Corp 密着性の優れた黒化皮膜を有するｔｖブラウン管用マスクフレーム材

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59171431A (ja) * 1983-03-18 1984-09-27 Matsushita Electric Ind Co Ltd カラ−受像管の製造法
JPS62185828A (ja) * 1986-02-10 1987-08-14 Sumitomo Metal Ind Ltd シヤドウマスク用フレ−ム材の製造方法
JPH01108315A (ja) * 1987-10-22 1989-04-25 Kawasaki Steel Corp 被削性に優れた磁気シールド用熱延鋼板の製造方法
JPH02170919A (ja) * 1988-12-23 1990-07-02 Nippon Steel Corp Ｔｖブラウン管用インナーシールド材の製造方法
JPH03134140A (ja) * 1989-10-19 1991-06-07 Sumitomo Metal Ind Ltd 磁気シールド用電磁鋼板およびその製造方法
JPH04341541A (ja) * 1990-12-07 1992-11-27 Nippon Steel Corp 密着性の優れた黒化皮膜を有するｔｖブラウン管用マスクフレーム材

Also Published As

Publication number Publication date
CN1361304A (zh) 2002-07-31
CN1134551C (zh) 2004-01-14
CN1078625C (zh) 2002-01-30
CN1134550C (zh) 2004-01-14
WO1999023268A1 (fr) 1999-05-14
GB2336601A9 (en) 1999-11-09
GB9915556D0 (en) 1999-09-01
GB2336601A (en) 1999-10-27
CN1361305A (zh) 2002-07-31
WO1999023268A9 (fr) 1999-11-04
CN1249786A (zh) 2000-04-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20101030