CA2081496C - Method of manufacturing a cold rolled steel sheet exhibiting an excellent resistance to cold-work embrittlement and a small planar anisotropy - Google Patents

Method of manufacturing a cold rolled steel sheet exhibiting an excellent resistance to cold-work embrittlement and a small planar anisotropy

Info

Publication number
CA2081496C
CA2081496C CA 2081496 CA2081496A CA2081496C CA 2081496 C CA2081496 C CA 2081496C CA 2081496 CA2081496 CA 2081496 CA 2081496 A CA2081496 A CA 2081496A CA 2081496 C CA2081496 C CA 2081496C
Authority
CA
Canada
Prior art keywords
cold
temperature
less
steel sheet
rolling
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
CA 2081496
Other languages
English (en)
French (fr)
Other versions
CA2081496A1 (en
Inventor
Eiko Yasuhara
Kei Sakata
Susumu Satoh
Toshiyuki Kato
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.)
JFE Steel Corp
Original Assignee
Kawasaki Steel 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=17659611&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2081496(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Publication of CA2081496A1 publication Critical patent/CA2081496A1/en
Application granted granted Critical
Publication of CA2081496C publication Critical patent/CA2081496C/en
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 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
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0426—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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0447—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
    • C21D8/0473—Final recrystallisation annealing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
CA 2081496 1991-10-29 1992-10-27 Method of manufacturing a cold rolled steel sheet exhibiting an excellent resistance to cold-work embrittlement and a small planar anisotropy Expired - Lifetime CA2081496C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3282978A JP2781297B2 (ja) 1991-10-29 1991-10-29 耐２次加工脆性に優れ面内異方性の少ない冷延薄鋼板の製造方法
JP282978/1991 1991-10-29

Publications (2)

Publication Number Publication Date
CA2081496A1 CA2081496A1 (en) 1993-04-30
CA2081496C true CA2081496C (en) 1997-05-13

Family

ID=17659611

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2081496 Expired - Lifetime CA2081496C (en) 1991-10-29 1992-10-27 Method of manufacturing a cold rolled steel sheet exhibiting an excellent resistance to cold-work embrittlement and a small planar anisotropy

Country Status (5)

Country Link
EP (1) EP0539962B1 (ja)
JP (1) JP2781297B2 (ja)
KR (1) KR950013192B1 (ja)
CA (1) CA2081496C (ja)
DE (1) DE69225294T2 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3783439B2 (ja) * 1998-12-25 2006-06-07 Ｊｆｅスチール株式会社 鋼板の調質圧延方法
KR100504369B1 (ko) * 2000-12-22 2005-07-28 주식회사 포스코 소성변형비 이방성계수가 낮은 저탄소 냉연강판 및 그제조방법
KR100530077B1 (ko) * 2001-12-21 2005-11-22 주식회사 포스코 내2차가공취성 및 가공성이 우수한 고장력강판과 그제조방법
KR100544724B1 (ko) * 2001-12-26 2006-01-24 주식회사 포스코 가공성이 우수한 냉연강판 및 그 제조방법
KR100957999B1 (ko) * 2002-12-09 2010-05-17 주식회사 포스코 가공성이 우수한 냉연강판의 제조방법
KR100685030B1 (ko) * 2005-07-08 2007-02-20 주식회사 포스코 내2차가공취성, 피로특성 및 도금특성이 우수한 심가공용박강판 및 그 제조방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4504326A (en) * 1982-10-08 1985-03-12 Nippon Steel Corporation Method for the production of cold rolled steel sheet having super deep drawability
JPS61276927A (ja) * 1985-05-31 1986-12-06 Kawasaki Steel Corp 深絞り性の良好な冷延鋼板の製造方法
US4889566A (en) * 1987-06-18 1989-12-26 Kawasaki Steel Corporation Method for producing cold rolled steel sheets having improved spot weldability
EP0421087B1 (en) * 1989-08-09 1994-11-30 KABUSHIKI KAISHA KOBE SEIKO SHO also known as Kobe Steel Ltd. Method of manufacturing a steel sheet

Also Published As

Publication number Publication date
EP0539962A1 (en) 1993-05-05
KR950013192B1 (ko) 1995-10-25
JP2781297B2 (ja) 1998-07-30
DE69225294D1 (de) 1998-06-04
CA2081496A1 (en) 1993-04-30
JPH05117758A (ja) 1993-05-14
DE69225294T2 (de) 1998-08-20
EP0539962B1 (en) 1998-04-29

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