FR2486101B1 - Tole d'acier laminee a froid, de solidite elevee, formable par pressage de structure a deux phases et procede pour la production de cette tole - Google Patents

Tole d'acier laminee a froid, de solidite elevee, formable par pressage de structure a deux phases et procede pour la production de cette tole

Info

Publication number
FR2486101B1
FR2486101B1 FR8113182A FR8113182A FR2486101B1 FR 2486101 B1 FR2486101 B1 FR 2486101B1 FR 8113182 A FR8113182 A FR 8113182A FR 8113182 A FR8113182 A FR 8113182A FR 2486101 B1 FR2486101 B1 FR 2486101B1
Authority
FR
France
Prior art keywords
cold
pressing
steel sheet
high strength
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
FR8113182A
Other languages
English (en)
Other versions
FR2486101A1 (fr
Inventor
Nobuyuki Takahashi
Yoskikuni Furuno
Masaaki Fukunaga
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 FR2486101A1 publication Critical patent/FR2486101A1/fr
Application granted granted Critical
Publication of FR2486101B1 publication Critical patent/FR2486101B1/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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236—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 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

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)
FR8113182A 1980-07-05 1981-07-03 Tole d'acier laminee a froid, de solidite elevee, formable par pressage de structure a deux phases et procede pour la production de cette tole Expired FR2486101B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55091998A JPS5927370B2 (ja) 1980-07-05 1980-07-05 プレス加工用高強度冷延鋼板

Publications (2)

Publication Number Publication Date
FR2486101A1 FR2486101A1 (fr) 1982-01-08
FR2486101B1 true FR2486101B1 (fr) 1986-12-05

Family

ID=14042085

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8113182A Expired FR2486101B1 (fr) 1980-07-05 1981-07-03 Tole d'acier laminee a froid, de solidite elevee, formable par pressage de structure a deux phases et procede pour la production de cette tole

Country Status (5)

Country Link
US (1) US4436561A (fr)
JP (1) JPS5927370B2 (fr)
DE (1) DE3126386C2 (fr)
FR (1) FR2486101B1 (fr)
GB (1) GB2079316B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5929579U (ja) * 1982-08-19 1984-02-23 日産自動車株式会社 内燃機関用蓄熱装置
DE3440752A1 (de) * 1984-11-08 1986-05-22 Thyssen Stahl AG, 4100 Duisburg Verfahren zur herstellung von warmband mit zweiphasen-gefuege
US4793870A (en) * 1987-04-10 1988-12-27 Signode Corporation Continuous treatment of cold-rolled carbon high manganese steel
US4793869A (en) * 1987-04-10 1988-12-27 Signode Corporation Continuous treatment of cold-rolled carbon manganese steel
JPS6455374U (fr) * 1987-10-01 1989-04-05
US4869635A (en) * 1988-03-31 1989-09-26 Caterpillar Industrial Inc. Apparatus for controllably positioning a lift mast assembly of a work vehicle
JPH0274677U (fr) * 1988-11-28 1990-06-07
DE19936151A1 (de) * 1999-07-31 2001-02-08 Thyssenkrupp Stahl Ag Höherfestes Stahlband oder -blech und Verfahren zu seiner Herstellung
DE60044180D1 (de) * 1999-09-16 2010-05-27 Jfe Steel Corp Verfahren zur herstellung einer dünnen stahlplatte mit hoher festigkeit
WO2001023624A1 (fr) * 1999-09-29 2001-04-05 Nkk Corporation Tole d'acier et son procede de fabrication
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
US8337643B2 (en) 2004-11-24 2012-12-25 Nucor Corporation Hot 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
BRPI0818530A2 (pt) 2007-10-10 2015-06-16 Nucor Corp Aço laminado a frio de estrutura metalográfica complexa e método de fabricar uma chapa de aço de estrutura metalográfica complexa
BRPI0909191A2 (pt) * 2008-03-19 2016-11-01 Nucor Corp aparelho para fundição de tira com posicionamento do rolete de fundição
US20090236068A1 (en) 2008-03-19 2009-09-24 Nucor Corporation Strip casting apparatus for rapid set and change of casting rolls
US20090288798A1 (en) * 2008-05-23 2009-11-26 Nucor Corporation Method and apparatus for controlling temperature of thin cast strip
KR101115761B1 (ko) * 2008-12-26 2012-06-12 주식회사 포스코 표면 탈탄이 억제된 강재 및 제조방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001052A (en) * 1971-09-30 1977-01-04 Kawasaki Steel Corporation Hot-rolled low-carbon steel strip with an excellent press-workability capable of forming smooth pressed surface and a method of making the same
US3830669A (en) * 1972-06-13 1974-08-20 Sumitomo Metal Ind Process for manufacturing a cold-rolled high strength steel sheet
JPS5619380B2 (fr) * 1973-08-11 1981-05-07
US4115155A (en) 1974-05-03 1978-09-19 Bethlehem Steel Corporation Low carbon high yield and tensile strength steel and method of manufacture
JPS5531819B2 (fr) 1974-06-08 1980-08-21
JPS5836650B2 (ja) * 1978-06-16 1983-08-10 新日本製鐵株式会社 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

Also Published As

Publication number Publication date
JPS5927370B2 (ja) 1984-07-05
FR2486101A1 (fr) 1982-01-08
US4436561A (en) 1984-03-13
JPS5719359A (en) 1982-02-01
DE3126386C3 (fr) 1991-06-20
DE3126386A1 (de) 1982-04-29
GB2079316B (en) 1984-08-08
DE3126386C2 (de) 1986-04-10
GB2079316A (en) 1982-01-20

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Legal Events

Date Code Title Description
ST Notification of lapse