GB1441905A - Method of making high strength cold reduced steel by continuous annealing process - Google Patents

Method of making high strength cold reduced steel by continuous annealing process

Info

Publication number
GB1441905A
GB1441905A GB410075A GB410075A GB1441905A GB 1441905 A GB1441905 A GB 1441905A GB 410075 A GB410075 A GB 410075A GB 410075 A GB410075 A GB 410075A GB 1441905 A GB1441905 A GB 1441905A
Authority
GB
United Kingdom
Prior art keywords
high strength
continuous annealing
strength cold
annealing process
making high
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
GB410075A
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 GB1441905A publication Critical patent/GB1441905A/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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
    • C21D8/0447—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
    • C21D8/0421—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
    • C21D8/0421—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing characterised by the working steps
    • C21D8/0436—Cold 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)
GB410075A 1974-01-31 1975-01-30 Method of making high strength cold reduced steel by continuous annealing process Expired GB1441905A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1218774A JPS5551410B2 (enExample) 1974-01-31 1974-01-31

Publications (1)

Publication Number Publication Date
GB1441905A true GB1441905A (en) 1976-07-07

Family

ID=11798394

Family Applications (1)

Application Number Title Priority Date Filing Date
GB410075A Expired GB1441905A (en) 1974-01-31 1975-01-30 Method of making high strength cold reduced steel by continuous annealing process

Country Status (4)

Country Link
JP (1) JPS5551410B2 (enExample)
DE (1) DE2503988C2 (enExample)
FR (1) FR2259909B1 (enExample)
GB (1) GB1441905A (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5942052B2 (ja) * 1976-08-30 1984-10-12 日本鋼管株式会社 連続焼鈍による超高強度冷延鋼板の製造方法
DE2965340D1 (en) * 1978-02-21 1983-06-16 Inland Steel Co High strength steel and process of making
JPS5825733B2 (ja) * 1979-11-27 1983-05-30 新日本製鐵株式会社 塗装性、溶接性及び加工性の良い高強度冷延鋼板の製造方法
US4417720A (en) * 1979-12-12 1983-11-29 Centre De Recherches Metallurgiques Continuous heat treatment plant for steel sheet
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
JPS5857492B2 (ja) * 1980-09-25 1983-12-20 新日本製鐵株式会社 自動車用高強度冷延鋼板の製造方法
JPS57137452A (en) * 1981-02-20 1982-08-25 Kawasaki Steel Corp Hot rolled high tensile steel plate having composite structure and its manufacture
JPS57155347A (en) * 1981-03-19 1982-09-25 Kawasaki Steel Corp High tension hot rolled steel sheet for wheel rim and excellent in weldability of flush butt
JP4530606B2 (ja) 2002-06-10 2010-08-25 Ｊｆｅスチール株式会社 スポット溶接性に優れた超高強度冷延鋼板の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE897422C (de) * 1940-12-19 1953-11-19 Hoerder Huettenunion Ag Hochwertiger Baustahl fuer den Hoch- und Brueckenbau
DE1608164B1 (de) * 1967-11-23 1971-11-11 Hoesch Ag Verwendung eines Stahles zur Herstellung von hochfestem Verpackungsband
JPS491969B1 (enExample) * 1970-02-17 1974-01-17
JPS5427819B2 (enExample) * 1973-07-05 1979-09-12

Also Published As

Publication number Publication date
JPS5551410B2 (enExample) 1980-12-24
DE2503988A1 (de) 1975-08-07
FR2259909A1 (enExample) 1975-08-29
FR2259909B1 (enExample) 1978-12-08
DE2503988C2 (de) 1984-01-05
JPS50106808A (enExample) 1975-08-22

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19950129