ATE135414T1 - Kaltgewalztes stahlband mit hervorragender pressverformbarkeit und verfahren zur herstellung - Google Patents

Kaltgewalztes stahlband mit hervorragender pressverformbarkeit und verfahren zur herstellung

Info

Publication number
ATE135414T1
ATE135414T1 AT91119058T AT91119058T ATE135414T1 AT E135414 T1 ATE135414 T1 AT E135414T1 AT 91119058 T AT91119058 T AT 91119058T AT 91119058 T AT91119058 T AT 91119058T AT E135414 T1 ATE135414 T1 AT E135414T1
Authority
AT
Austria
Prior art keywords
steel strip
production
rolled steel
cold rolled
excellent formability
Prior art date
Application number
AT91119058T
Other languages
English (en)
Inventor
Teruaki C O Hirohata Se Yamada
Masahiko C O Hirohata Seit Oda
Yuzo C O Hirohata Se Nishimoto
Hiroshi C O Hirohata Seit Kubo
Michihiro C O Hirohata S Nouno
Fujicho
Original Assignee
Nippon 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=26563235&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE135414(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP2302697A external-priority patent/JPH0762209B2/ja
Priority claimed from JP2321054A external-priority patent/JPH0747796B2/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of ATE135414T1 publication Critical patent/ATE135414T1/de

Links

Classifications

    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
    • C21D8/0421—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
    • C21D8/0421—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing characterised by the working steps
    • C21D8/0436—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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
    • C21D8/0447—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing characterised by the heat treatment
    • C21D8/0473—Final recrystallisation annealing

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)
  • Heat Treatment Of Sheet Steel (AREA)
AT91119058T 1990-11-09 1991-11-08 Kaltgewalztes stahlband mit hervorragender pressverformbarkeit und verfahren zur herstellung ATE135414T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2302697A JPH0762209B2 (ja) 1990-11-09 1990-11-09 複合プレス成形性の優れた冷延鋼板及びその製造方法
JP2321054A JPH0747796B2 (ja) 1990-11-27 1990-11-27 複合プレス成形性の極めて優れた冷延鋼板及びその製造方法

Publications (1)

Publication Number Publication Date
ATE135414T1 true ATE135414T1 (de) 1996-03-15

Family

ID=26563235

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91119058T ATE135414T1 (de) 1990-11-09 1991-11-08 Kaltgewalztes stahlband mit hervorragender pressverformbarkeit und verfahren zur herstellung

Country Status (3)

Country Link
EP (1) EP0484960B9 (de)
AT (1) ATE135414T1 (de)
DE (1) DE69117876T3 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0572666B1 (de) * 1991-02-20 1998-05-06 Nippon Steel Corporation Kaltgewalztes stahlblech und galvanisiertes kaltgewalztes stahlblech mit hervorragender formbarkeit und einbrennhärtbarkeit und verfahren zu deren herstellung
JPH06339775A (ja) * 1991-07-15 1994-12-13 Nippon Steel Corp ニッケルおよびニッケル合金材の溶接方法
US5356493A (en) * 1992-07-08 1994-10-18 Nkk Corporation Blister-resistant steel sheet and method for producing thereof
FR2736933B1 (fr) * 1995-07-18 1997-08-22 Lorraine Laminage Procede de fabrication d'une bande de tole mince a emboutissabilite amelioree
FR2742769B1 (fr) * 1995-12-20 1998-01-16 Lorraine Laminage Acier lamine a froid presentant une bonne aptitude au soudage et au brasage
ES2716937T5 (en) * 2014-10-09 2025-02-12 Thyssenkrupp Steel Europe Ag Cold rolled steel sheet and recrystallisation-annealed steel flat product and method for producing the same
JP6323618B1 (ja) * 2017-01-06 2018-05-16 Ｊｆｅスチール株式会社 高強度冷延鋼板およびその製造方法

Family Cites Families (5)

* 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
CA1259827A (en) * 1984-07-17 1989-09-26 Mitsumasa Kurosawa Cold-rolled steel sheets and a method of manufacturing the same
US4889566A (en) * 1987-06-18 1989-12-26 Kawasaki Steel Corporation Method for producing cold rolled steel sheets having improved spot weldability
JPH07103422B2 (ja) * 1988-01-14 1995-11-08 新日本製鐵株式会社 良加工性高強度冷延鋼板の製造方法
JPH02194126A (ja) * 1989-01-20 1990-07-31 Sumitomo Metal Ind Ltd 焼付硬化性鋼板の製造方法

Also Published As

Publication number Publication date
DE69117876T2 (de) 1996-10-31
DE69117876D1 (de) 1996-04-18
EP0484960A2 (de) 1992-05-13
EP0484960B9 (de) 2003-10-29
EP0484960A3 (en) 1993-03-03
EP0484960B2 (de) 2003-05-07
EP0484960B1 (de) 1996-03-13
DE69117876T3 (de) 2003-10-30

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee