GB1435460A - Process for making high strength cold-rolled steel with good bake-hardening properties - Google Patents

Process for making high strength cold-rolled steel with good bake-hardening properties

Info

Publication number
GB1435460A
GB1435460A GB3047074A GB3047074A GB1435460A GB 1435460 A GB1435460 A GB 1435460A GB 3047074 A GB3047074 A GB 3047074A GB 3047074 A GB3047074 A GB 3047074A GB 1435460 A GB1435460 A GB 1435460A
Authority
GB
United Kingdom
Prior art keywords
high strength
rolled steel
making high
strength cold
hardening properties
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
GB3047074A
Other languages
English (en)
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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan Ltd
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 Kokan Ltd filed Critical Nippon Kokan Ltd
Publication of GB1435460A publication Critical patent/GB1435460A/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
    • C21D8/0447—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
    • 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
    • C21D8/04—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

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 Strip Materials And Filament Materials (AREA)
GB3047074A 1973-07-12 1974-07-10 Process for making high strength cold-rolled steel with good bake-hardening properties Expired GB1435460A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7786573A JPS5441983B2 (enrdf_load_stackoverflow) 1973-07-12 1973-07-12

Publications (1)

Publication Number Publication Date
GB1435460A true GB1435460A (en) 1976-05-12

Family

ID=13645934

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3047074A Expired GB1435460A (en) 1973-07-12 1974-07-10 Process for making high strength cold-rolled steel with good bake-hardening properties

Country Status (5)

Country Link
US (1) US3904446A (enrdf_load_stackoverflow)
JP (1) JPS5441983B2 (enrdf_load_stackoverflow)
DE (1) DE2433665B2 (enrdf_load_stackoverflow)
FR (1) FR2236945B1 (enrdf_load_stackoverflow)
GB (1) GB1435460A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008087249A1 (en) * 2007-01-17 2008-07-24 Outokumpu Oyj Method for manufacturing an austenitic steel object

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5215046B2 (enrdf_load_stackoverflow) * 1972-06-22 1977-04-26
US4113523A (en) * 1973-07-25 1978-09-12 Nippon Kokan Kabushiki Kaisha Process of making high tension cold-reduced al-killed steel excellent in accelerated aging property
JPS5157623A (en) * 1974-11-18 1976-05-20 Nippon Kokan Kk Takaitosoyakitsukekokaseitosugureta hijikoseiomotsukochoryokureienkohanno seizohoho
DE2917287C2 (de) * 1978-04-28 1986-02-27 Neturen Co. Ltd., Tokio/Tokyo Verfahren zum Herstellen von Schraubenfedern, Torsionsstäben oder dergleichen aus Federstahldraht
US4407683A (en) * 1978-04-28 1983-10-04 Neturen Company, Ltd. Steel for cold plastic working
JPS5684443A (en) * 1979-12-14 1981-07-09 Nippon Kokan Kk <Nkk> High tensile cold rolled steel plate excellent in press moldability and denting resistance and its manufacture
EP0033600A3 (en) * 1980-01-18 1981-11-25 British Steel Corporation Process for producing a steel with dual-phase structure
JPS579831A (en) * 1980-05-21 1982-01-19 British Steel Corp Steel production
CA1182387A (en) * 1980-12-04 1985-02-12 Uss Engineers And Consultants, Inc. Method for producing high-strength deep drawable dual phase steel sheets
US6143100A (en) * 1998-09-29 2000-11-07 National Steel Corporation Bake-hardenable cold rolled steel sheet and method of producing same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1479039A (fr) * 1965-05-10 1967-04-28 Ass Elect Ind Procédé de traitement par la chaleur de feuilles et bandes d'acier destinées à la fabrication de boîtes de conserve
US3666452A (en) * 1969-07-16 1972-05-30 Jones & Laughlin Steel Corp High-strength low-alloy steels
US3666570A (en) * 1969-07-16 1972-05-30 Jones & Laughlin Steel Corp High-strength low-alloy steels having improved formability
US3671336A (en) * 1969-07-16 1972-06-20 Jones & Laughlin Steel Corp High-strength plain carbon steels having improved formability
US3787250A (en) * 1971-03-11 1974-01-22 Jones & Laughlin Steel Corp Corrosion-resistant high-strength low-alloy steels

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008087249A1 (en) * 2007-01-17 2008-07-24 Outokumpu Oyj Method for manufacturing an austenitic steel object

Also Published As

Publication number Publication date
FR2236945B1 (enrdf_load_stackoverflow) 1978-09-22
JPS5441983B2 (enrdf_load_stackoverflow) 1979-12-11
DE2433665B2 (de) 1978-05-11
US3904446A (en) 1975-09-09
JPS5026714A (enrdf_load_stackoverflow) 1975-03-19
FR2236945A1 (enrdf_load_stackoverflow) 1975-02-07
DE2433665A1 (de) 1975-02-13

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19940709