CA1082950A - Dual-phase hot-rolled steel strip - Google Patents

Dual-phase hot-rolled steel strip

Info

Publication number
CA1082950A
CA1082950A CA288,280A CA288280A CA1082950A CA 1082950 A CA1082950 A CA 1082950A CA 288280 A CA288280 A CA 288280A CA 1082950 A CA1082950 A CA 1082950A
Authority
CA
Canada
Prior art keywords
content
steel strip
consisting essentially
microstructure
polygonal ferrite
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
CA288,280A
Other languages
English (en)
French (fr)
Inventor
Arthur P. Coldren
Geoffrey Tither
Douglas V. Doane
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.)
Cyprus Amax Minerals Co
Original Assignee
Amax Inc
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 Amax Inc filed Critical Amax Inc
Application granted granted Critical
Publication of CA1082950A publication Critical patent/CA1082950A/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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • 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
    • C21D8/0226—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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite
    • 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
    • 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
    • C21D8/021—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular fabrication or treatment of ingot or slab
    • 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
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling

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 Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
CA288,280A 1977-01-24 1977-10-06 Dual-phase hot-rolled steel strip Expired CA1082950A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US761,952 1977-01-24
US05/761,952 US4072543A (en) 1977-01-24 1977-01-24 Dual-phase hot-rolled steel strip

Publications (1)

Publication Number Publication Date
CA1082950A true CA1082950A (en) 1980-08-05

Family

ID=25063708

Family Applications (1)

Application Number Title Priority Date Filing Date
CA288,280A Expired CA1082950A (en) 1977-01-24 1977-10-06 Dual-phase hot-rolled steel strip

Country Status (10)

Country Link
US (1) US4072543A (US20030204162A1-20031030-M00001.png)
JP (1) JPS6014097B2 (US20030204162A1-20031030-M00001.png)
CA (1) CA1082950A (US20030204162A1-20031030-M00001.png)
DE (1) DE2746982A1 (US20030204162A1-20031030-M00001.png)
ES (1) ES463422A1 (US20030204162A1-20031030-M00001.png)
FR (1) FR2378100A1 (US20030204162A1-20031030-M00001.png)
GB (1) GB1545032A (US20030204162A1-20031030-M00001.png)
IT (1) IT1087599B (US20030204162A1-20031030-M00001.png)
NL (1) NL7711438A (US20030204162A1-20031030-M00001.png)
SE (1) SE429240B (US20030204162A1-20031030-M00001.png)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2965340D1 (en) * 1978-02-21 1983-06-16 Inland Steel Co High strength steel and process of making
US4159218A (en) * 1978-08-07 1979-06-26 National Steel Corporation Method for producing a dual-phase ferrite-martensite steel strip
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
US4196025A (en) * 1978-11-02 1980-04-01 Ford Motor Company High strength dual-phase steel
AU527097B2 (en) * 1979-01-12 1983-02-17 Nippon Steel Corporation Artifically aged low yield to tensile strength ratio high strength steel sheet
US4222796A (en) * 1979-02-05 1980-09-16 Ford Motor Company High strength dual-phase steel
SE430902B (sv) * 1979-05-09 1983-12-19 Svenskt Stal Ab Sett att vermebehandla ett stalband med 0,05 - 0,20% kolhalt och laga halter legeringsemnen
JPS5669359A (en) * 1979-10-16 1981-06-10 Kobe Steel Ltd Composite structure type high strength cold rolled steel sheet
JPS56150135A (en) * 1980-01-18 1981-11-20 British Steel Corp Binary steel
DE3007560A1 (de) * 1980-02-28 1981-09-03 Kawasaki Steel Corp., Kobe, Hyogo Verfahren zum herstellen von warmgewalztem blech mit niedriger streckspannung, hoher zugfestigkeit und ausgezeichnetem formaenderungsvermoegen
JPS579831A (en) * 1980-05-21 1982-01-19 British Steel Corp Steel production
US4388122A (en) * 1980-08-11 1983-06-14 Kabushiki Kaisha Kobe Seiko Sho Method of making high strength hot rolled steel sheet having excellent flash butt weldability, fatigue characteristic and formability
JPS5767130A (en) * 1980-10-14 1982-04-23 Kawasaki Steel Corp Production of hot rolled dual phase high tensile steel plate
CA1195152A (en) * 1980-10-17 1985-10-15 Kobe Steel Ltd. High strength steel plate and method for manufacturing same
US4501626A (en) * 1980-10-17 1985-02-26 Kabushiki Kaisha Kobe Seiko Sho High strength steel plate and method for manufacturing same
US4426235A (en) 1981-01-26 1984-01-17 Kabushiki Kaisha Kobe Seiko Sho Cold-rolled high strength steel plate with composite steel structure of high r-value and method for producing same
JPS57137426A (en) * 1981-02-20 1982-08-25 Kawasaki Steel Corp Production of low yield ratio, high tensile hot rolled steel plate by mixed structure
US4406713A (en) * 1981-03-20 1983-09-27 Kabushiki Kaisha Kobe Seiko Sho Method of making high-strength, high-toughness steel with good workability
US4544422A (en) * 1984-04-02 1985-10-01 General Motors Corporation Ferrite-austenite dual phase steel
US5542995A (en) * 1992-02-19 1996-08-06 Reilly; Robert Method of making steel strapping and strip and strapping and strip
US5887640A (en) 1996-10-04 1999-03-30 Semi-Solid Technologies Inc. Apparatus and method for semi-solid material production
US5881796A (en) * 1996-10-04 1999-03-16 Semi-Solid Technologies Inc. Apparatus and method for integrated semi-solid material production and casting
CA2338004A1 (en) 1998-07-24 2000-02-03 Charles E. Barron Semi-solid casting apparatus and method
JP4116792B2 (ja) * 2001-12-19 2008-07-09 古野電気株式会社 キャリア位相相対測位装置
US20040118489A1 (en) * 2002-12-18 2004-06-24 Weiping Sun Dual phase hot rolled steel sheet having excellent formability and stretch flangeability
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
US7959747B2 (en) * 2004-11-24 2011-06-14 Nucor Corporation Method of making cold rolled dual phase steel sheet
US11155902B2 (en) 2006-09-27 2021-10-26 Nucor Corporation High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same
US7608155B2 (en) * 2006-09-27 2009-10-27 Nucor Corporation High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same
EP2209926B1 (en) 2007-10-10 2019-08-07 Nucor Corporation Complex metallographic structured steel and method of manufacturing same
CN102527778B (zh) * 2012-03-05 2013-09-25 常熟市非凡金属制品有限公司 棒坯淬火矫直机
RU2493923C1 (ru) * 2012-03-30 2013-09-27 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский технологический университет "МИСиС" Способ производства тонкой горячекатаной листовой стали
KR101917453B1 (ko) 2016-12-22 2018-11-09 주식회사 포스코 극저온 충격인성이 우수한 후강판 및 이의 제조방법

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1457621A (fr) * 1964-09-23 1966-01-24 Inland Steel Co Tôles ou bandes d'acier perfectionnées à haute résistance mécanique
FR1473640A (fr) * 1966-03-31 1967-03-17 United States Steel Corp Traitement thermomécanique de l'acier
US3655465A (en) * 1969-03-10 1972-04-11 Int Nickel Co Heat treatment for alloys particularly steels to be used in sour well service
CA952415A (en) * 1970-05-20 1974-08-06 Eiji Miyoshi Process and apparatus for manufacture of strong tough steel plates
US3787250A (en) * 1971-03-11 1974-01-22 Jones & Laughlin Steel Corp Corrosion-resistant high-strength low-alloy steels
US3947293A (en) * 1972-01-31 1976-03-30 Nippon Steel Corporation Method for producing high-strength cold rolled steel sheet
SE373877B (US20030204162A1-20031030-M00001.png) * 1972-07-10 1975-02-17 Skf Ind Trading & Dev
JPS5316361B2 (US20030204162A1-20031030-M00001.png) * 1972-11-16 1978-05-31
JPS5138219A (ja) * 1974-09-30 1976-03-30 Kawasaki Steel Co Teikofukutenkochoryokukohan
US3930907A (en) * 1974-12-02 1976-01-06 General Motors Corporation High strength ductile hot rolled nitrogenized steel
US3928086A (en) * 1974-12-02 1975-12-23 Gen Motors Corp High strength ductile steel
JPS5178730A (en) * 1974-12-30 1976-07-08 Nippon Steel Corp Fueraitosoto kyureihentaisoyorinaru fukugososhikikohanno seizohoho
US3970483A (en) * 1975-07-23 1976-07-20 United States Steel Corporation Normalized alloy steel for use at elevated temperature
US4033789A (en) * 1976-03-19 1977-07-05 Jones & Laughlin Steel Corporation Method of producing a high strength steel having uniform elongation

Also Published As

Publication number Publication date
NL7711438A (nl) 1978-07-26
FR2378100A1 (fr) 1978-08-18
IT1087599B (it) 1985-06-04
DE2746982A1 (de) 1978-07-27
SE429240B (sv) 1983-08-22
JPS5393112A (en) 1978-08-15
SE7711926L (sv) 1978-07-25
ES463422A1 (es) 1978-12-16
JPS6014097B2 (ja) 1985-04-11
US4072543A (en) 1978-02-07
FR2378100B1 (US20030204162A1-20031030-M00001.png) 1983-10-14
GB1545032A (en) 1979-05-02
DE2746982C2 (US20030204162A1-20031030-M00001.png) 1987-01-08

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Legal Events

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