FR2428674B1 - Procede pour la production de tole d'acier laminee a froid a structure en phase double - Google Patents

Procede pour la production de tole d'acier laminee a froid a structure en phase double

Info

Publication number
FR2428674B1
FR2428674B1 FR7915424A FR7915424A FR2428674B1 FR 2428674 B1 FR2428674 B1 FR 2428674B1 FR 7915424 A FR7915424 A FR 7915424A FR 7915424 A FR7915424 A FR 7915424A FR 2428674 B1 FR2428674 B1 FR 2428674B1
Authority
FR
France
Prior art keywords
cold
double
production
steel sheet
rolled steel
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
FR7915424A
Other languages
English (en)
Other versions
FR2428674A1 (fr
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
Publication of FR2428674A1 publication Critical patent/FR2428674A1/fr
Application granted granted Critical
Publication of FR2428674B1 publication Critical patent/FR2428674B1/fr
Expired legal-status Critical Current

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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0273—Final recrystallisation annealing
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/001—Austenite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
FR7915424A 1978-06-16 1979-06-15 Procede pour la production de tole d'acier laminee a froid a structure en phase double Expired FR2428674B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53072802A JPS5836650B2 (ja) 1978-06-16 1978-06-16 引張強さ３５〜５０Ｋｇ／ｍｍ↑２、降伏比６０％未満で、高伸びを有する複合組織冷延鋼板の製造方法

Publications (2)

Publication Number Publication Date
FR2428674A1 FR2428674A1 (fr) 1980-01-11
FR2428674B1 true FR2428674B1 (fr) 1986-04-25

Family

ID=13499877

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7915424A Expired FR2428674B1 (fr) 1978-06-16 1979-06-15 Procede pour la production de tole d'acier laminee a froid a structure en phase double

Country Status (6)

Country Link
US (1) US4376661A (fr)
JP (1) JPS5836650B2 (fr)
BE (1) BE877004A (fr)
DE (1) DE2924167C2 (fr)
FR (1) FR2428674B1 (fr)
SE (1) SE446883B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5832218B2 (ja) * 1978-08-22 1983-07-12 川崎製鉄株式会社 プレス性とくに形状凍結性の優れた高張力鋼板の製造方法
JPS56108831A (en) * 1980-02-04 1981-08-28 Nisshin Steel Co Ltd Manufacture of low yield ratio, high tensile strength steel sheet plated with molten aluminum
JPS5927370B2 (ja) * 1980-07-05 1984-07-05 新日本製鐵株式会社 プレス加工用高強度冷延鋼板
US4770719A (en) * 1984-04-12 1988-09-13 Kawasaki Steel Corporation Method of manufacturing a low yield ratio high-strength steel sheet having good ductility and resistance to secondary cold-work embrittlement
US4619714A (en) * 1984-08-06 1986-10-28 The Regents Of The University Of California Controlled rolling process for dual phase steels and application to rod, wire, sheet and other shapes
EP0209118B1 (fr) 1985-07-17 1991-10-23 Konica Corporation Matériau photographique à l'halogénure d'argent
JP3542946B2 (ja) * 2000-06-29 2004-07-14 新日本製鐵株式会社 加工性及びめっき密着性に優れた高強度鋼板及びその製造方法
US7404444B2 (en) * 2002-09-20 2008-07-29 Enventure Global Technology Protective sleeve for expandable tubulars
US7959747B2 (en) * 2004-11-24 2011-06-14 Nucor Corporation Method of making cold rolled dual phase steel sheet
US8337643B2 (en) 2004-11-24 2012-12-25 Nucor Corporation Hot rolled dual phase steel sheet
US7442268B2 (en) * 2004-11-24 2008-10-28 Nucor Corporation Method of manufacturing cold rolled dual-phase steel sheet
US7608155B2 (en) * 2006-09-27 2009-10-27 Nucor Corporation High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same
US11155902B2 (en) 2006-09-27 2021-10-26 Nucor Corporation High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same
CA2701903C (fr) 2007-10-10 2017-02-28 Nucor Corporation Acier a structure metallographique complexe et son procede de fabrication
US20090236068A1 (en) 2008-03-19 2009-09-24 Nucor Corporation Strip casting apparatus for rapid set and change of casting rolls
BRPI0909191A2 (pt) * 2008-03-19 2016-11-01 Nucor Corp aparelho para fundição de tira com posicionamento do rolete de fundição
US20090288798A1 (en) * 2008-05-23 2009-11-26 Nucor Corporation Method and apparatus for controlling temperature of thin cast strip
JP5092908B2 (ja) * 2008-06-02 2012-12-05 Ｊｆｅスチール株式会社 耐二次加工脆性に優れた高強度薄鋼板およびその製造方法
WO2023135550A1 (fr) 2022-01-13 2023-07-20 Tata Steel Limited Acier micro-allié à faible teneur en carbone laminé à froid et son procédé de fabrication

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CS158627B2 (fr) 1967-11-07 1974-11-25
JPS4894618A (fr) * 1972-03-15 1973-12-05
US3857740A (en) * 1972-07-11 1974-12-31 Nippon Steel Corp Precipitation hardening high strength cold rolled steel sheet and method for producing same
SU435299A1 (ru) * 1973-01-12 1974-07-05 тельский институт черной металлургии И. П. Бардина Конструкционная сталь
US3944442A (en) * 1973-07-13 1976-03-16 The International Nickel Company, Inc. Air hardenable, formable steel
JPS5443453B2 (fr) * 1973-07-25 1979-12-20
JPS5619380B2 (fr) 1973-08-11 1981-05-07
JPS5139524A (en) * 1974-10-01 1976-04-02 Kawasaki Steel Co Jikoshori nyoru kaifukugaichijirushiiteikofukuhikochoryokukohanno seizohoho
JPS5142012A (ja) * 1974-10-09 1976-04-09 Nippon Steel Corp Hizumijikokokanonosugureta kokyodoreienkohanno seizohoho
US4011106A (en) * 1975-06-18 1977-03-08 Nippon Steel Corporation Hot-rolled steel sheet of high cold formability and method of producing such steel sheet
BE839471A (fr) * 1976-03-11 1976-07-01 Procede pour ameliorer la formabilite des aciers lamines a chaud
US4033789A (en) * 1976-03-19 1977-07-05 Jones & Laughlin Steel Corporation Method of producing a high strength steel having uniform elongation
JPS5943531B2 (ja) * 1976-08-17 1984-10-23 新日本製鐵株式会社 加工性に優れた高強度冷延鋼板の製造法
US4159218A (en) * 1978-08-07 1979-06-26 National Steel Corporation Method for producing a dual-phase ferrite-martensite steel strip

Also Published As

Publication number Publication date
BE877004A (fr) 1979-10-01
US4376661A (en) 1983-03-15
SE7905305L (sv) 1979-12-17
DE2924167A1 (de) 1979-12-20
DE2924167C2 (de) 1983-12-22
JPS5836650B2 (ja) 1983-08-10
JPS54163721A (en) 1979-12-26
SE446883B (sv) 1986-10-13
FR2428674A1 (fr) 1980-01-11

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Legal Events

Date Code Title Description
ST Notification of lapse