CA1202865A - Process for producing cold rolled steel sheets having excellent press formability and ageing property - Google Patents

Process for producing cold rolled steel sheets having excellent press formability and ageing property

Info

Publication number
CA1202865A
CA1202865A CA000411433A CA411433A CA1202865A CA 1202865 A CA1202865 A CA 1202865A CA 000411433 A CA000411433 A CA 000411433A CA 411433 A CA411433 A CA 411433A CA 1202865 A CA1202865 A CA 1202865A
Authority
CA
Canada
Prior art keywords
temperature
strips
cooling
cold rolled
press formability
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
Application number
CA000411433A
Other languages
English (en)
French (fr)
Inventor
Hiroshi Katoh
Kazuo Koyama
Hiromi Toyota
Kunihiko Komiya
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
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
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of CA1202865A publication Critical patent/CA1202865A/en
Expired 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • C21D9/48—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
    • 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)
CA000411433A 1981-09-19 1982-09-15 Process for producing cold rolled steel sheets having excellent press formability and ageing property Expired CA1202865A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP56148323A JPS5852436A (ja) 1981-09-19 1981-09-19 プレス加工性および時効性の優れた冷延鋼板の製造方法
JP56-148323 1981-09-19

Publications (1)

Publication Number Publication Date
CA1202865A true CA1202865A (en) 1986-04-08

Family

ID=15450209

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000411433A Expired CA1202865A (en) 1981-09-19 1982-09-15 Process for producing cold rolled steel sheets having excellent press formability and ageing property

Country Status (6)

Country Link
US (2) US4443272A (enExample)
EP (1) EP0075803B1 (enExample)
JP (1) JPS5852436A (enExample)
BR (1) BR8205473A (enExample)
CA (1) CA1202865A (enExample)
DE (1) DE3272898D1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5852436A (ja) * 1981-09-19 1983-03-28 Nippon Steel Corp プレス加工性および時効性の優れた冷延鋼板の製造方法
US4698102A (en) * 1984-07-09 1987-10-06 Nippon Steel Corporation Process for producing, by continuous annealing, soft blackplate for surface treatment
JPH0776380B2 (ja) * 1989-01-10 1995-08-16 新日本製鐵株式会社 連続焼鈍用アルミニウムキルド鋼板素材の製造法
EP0406619A1 (en) * 1989-06-21 1991-01-09 Nippon Steel Corporation Process for producing galvanized, non-aging cold rolled steel sheets having good formability in a continuous galvanizing line
FR2724946B1 (fr) * 1994-09-23 1996-12-13 Lorraine Laminage Procede de fabrication d'un acier presentant une bonne aptitude a la mise en forme et une bonne resistance a l'indentation
DE19946889C1 (de) * 1999-09-30 2000-11-09 Thyssenkrupp Stahl Ag Verfahren zum Erzeugen von alterungsbeständigen Bändern aus einem aluminiumberuhigten Stahl
GB2360529A (en) * 2000-03-22 2001-09-26 British Steel Ltd Ultra-low carbon boron steel
EP1335036A1 (de) * 2002-02-06 2003-08-13 Benteler Automobiltechnik GmbH & Co. KG Verfahren zur Herstellung eines Strukturbauteils für den Fahrzeugbau
US7451804B2 (en) * 2006-11-22 2008-11-18 Peterson Oren V Method and apparatus for horizontal continuous metal casting in a sealed table caster
EP3322828A1 (en) 2015-07-15 2018-05-23 Ak Steel Properties, Inc. High formability dual phase steel

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1404044A (en) * 1969-05-23 1975-08-28 Midland Ross Corp Method of heat treating steel strip
US3806376A (en) * 1969-12-30 1974-04-23 Nippon Steel Corp Method for producing low-carbon cold rolled steel sheet having excellent cold working properties and an apparatus for continuous treatment thereof
US3917494A (en) * 1971-02-16 1975-11-04 Haruo Kubotera Continuous annealing process of steels exhibiting low yield point retarded of aging properties and good drawability
JPS5215046B2 (enExample) * 1972-06-22 1977-04-26
US3920487A (en) * 1972-09-26 1975-11-18 Nippon Steel Corp Press forming cold rolled steel sheet and a producing method thereof
GB1464232A (en) * 1974-04-26 1977-02-09 Nippon Kokan Kk Method of making cold-reduced al-killed steel strip for press- forming by continuous casting and continuous annealing process
JPS54135616A (en) * 1978-04-12 1979-10-22 Nippon Steel Corp Manufacture of cold rolled steel plate with superior formability
JPS5813611B2 (ja) * 1978-12-29 1983-03-15 新日本製鐵株式会社 冷延鋼帯の連続焼鈍方法および設備
JPS5830937B2 (ja) * 1979-02-02 1983-07-02 新日本製鐵株式会社 短時間連続焼鈍によるａｉキルド深絞り用冷延鋼板の製造法
JPS5849626B2 (ja) * 1979-02-16 1983-11-05 新日本製鐵株式会社 深絞り用溶融亜鉛メツキ鋼板の製造方法および設備
JPS55152125A (en) * 1979-02-23 1980-11-27 Torrington Co Bearing cup and production thereof
JPS55115948A (en) * 1979-02-27 1980-09-06 Kawasaki Steel Corp Delayed aging cold rolled steel sheet
JPS5910414B2 (ja) * 1979-05-01 1984-03-08 川崎製鉄株式会社 深絞り性のすぐれた冷延鋼板の製造方法
JPS5842249B2 (ja) * 1979-08-30 1983-09-19 新日本製鐵株式会社 連続焼鈍によるプレス用軟質冷延鋼板の製造法
JPS56136956A (en) * 1980-03-31 1981-10-26 Nippon Steel Corp Cold rolled steel plate having superior bendability due to continuous annealing
JPS5852436A (ja) * 1981-09-19 1983-03-28 Nippon Steel Corp プレス加工性および時効性の優れた冷延鋼板の製造方法

Also Published As

Publication number Publication date
US4443272A (en) 1984-04-17
US4981531A (en) 1991-01-01
DE3272898D1 (en) 1986-10-02
BR8205473A (pt) 1983-08-23
EP0075803A1 (en) 1983-04-06
EP0075803B1 (en) 1986-08-27
JPS617456B2 (enExample) 1986-03-06
JPS5852436A (ja) 1983-03-28

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