EP0462380A3 - Method of producing high-strength cold-rolled steel sheet suitable for working - Google Patents

Method of producing high-strength cold-rolled steel sheet suitable for working Download PDF

Info

Publication number
EP0462380A3
EP0462380A3 EP19910106841 EP91106841A EP0462380A3 EP 0462380 A3 EP0462380 A3 EP 0462380A3 EP 19910106841 EP19910106841 EP 19910106841 EP 91106841 A EP91106841 A EP 91106841A EP 0462380 A3 EP0462380 A3 EP 0462380A3
Authority
EP
European Patent Office
Prior art keywords
working
steel sheet
rolled steel
producing high
strength cold
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.)
Granted
Application number
EP19910106841
Other versions
EP0462380B1 (en
EP0462380A2 (en
Inventor
Susumu Okada
Tojiro Ikeda
Susumu Satoh
Hideo Abe
Jun-Ichi Mano
Norio Ohta
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 Steel Corp
Original Assignee
Kawasaki 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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Publication of EP0462380A2 publication Critical patent/EP0462380A2/en
Publication of EP0462380A3 publication Critical patent/EP0462380A3/en
Application granted granted Critical
Publication of EP0462380B1 publication Critical patent/EP0462380B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C21D8/0421—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
    • C21D8/0431—Warm rolling
    • 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
    • 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
    • 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
    • C21D8/0436—Cold rolling

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)
EP91106841A 1990-06-20 1991-04-26 Method of producing high-strength cold-rolled steel sheet suitable for working Expired - Lifetime EP0462380B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP159856/90 1990-06-20
JP2159856A JPH0756051B2 (en) 1990-06-20 1990-06-20 Manufacturing method of high strength cold rolled steel sheet for processing

Publications (3)

Publication Number Publication Date
EP0462380A2 EP0462380A2 (en) 1991-12-27
EP0462380A3 true EP0462380A3 (en) 1993-10-06
EP0462380B1 EP0462380B1 (en) 1996-11-13

Family

ID=15702727

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91106841A Expired - Lifetime EP0462380B1 (en) 1990-06-20 1991-04-26 Method of producing high-strength cold-rolled steel sheet suitable for working

Country Status (6)

Country Link
EP (1) EP0462380B1 (en)
JP (1) JPH0756051B2 (en)
KR (1) KR930004809B1 (en)
AU (1) AU632228B2 (en)
CA (1) CA2041403C (en)
DE (1) DE69123088T2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2742769B1 (en) * 1995-12-20 1998-01-16 Lorraine Laminage COLD-ROLLED STEEL WITH GOOD WELDING AND BRAZING ABILITY
DE19915633A1 (en) * 1999-04-07 2000-10-12 Volkswagen Ag Turning bearing for front axle of front-wheel-drive vehicle, with sheet-metal and other components made of titanium alloy
KR100729125B1 (en) * 2005-12-28 2007-06-14 현대하이스코 주식회사 High strength steets which have good average plastic strain ratio and the method of developing those steels

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2111419A (en) * 1981-11-16 1983-07-06 Nippon Steel Corp Process for producing a grain-oriented electrical steel sheet
EP0194118A2 (en) * 1985-03-06 1986-09-10 Kawasaki Steel Corporation Production of formable thin steel sheet excellent in ridging resistance
EP0295697A2 (en) * 1987-06-18 1988-12-21 Kawasaki Steel Corporation Cold rolled steel sheets having improved spot weldability and method for producing the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5819442A (en) * 1981-07-27 1983-02-04 Nippon Kokan Kk <Nkk> Manufacture of high strength cold rolled steel plate for working by continuous annealing
JPS6045689B2 (en) * 1982-02-19 1985-10-11 川崎製鉄株式会社 Method for manufacturing cold rolled steel sheet with excellent press formability
JPS59193221A (en) * 1983-04-15 1984-11-01 Nippon Steel Corp Rreparation of cold rolled steel plate used in ultra-deep drawing having extremely excellent secondary processability
JPS61276927A (en) * 1985-05-31 1986-12-06 Kawasaki Steel Corp Production of cold rolled steel sheet having good deep drawability
JPS6386819A (en) * 1986-09-30 1988-04-18 Kawasaki Steel Corp Production of cold rolled steel sheet for deep drawing

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2111419A (en) * 1981-11-16 1983-07-06 Nippon Steel Corp Process for producing a grain-oriented electrical steel sheet
EP0194118A2 (en) * 1985-03-06 1986-09-10 Kawasaki Steel Corporation Production of formable thin steel sheet excellent in ridging resistance
EP0295697A2 (en) * 1987-06-18 1988-12-21 Kawasaki Steel Corporation Cold rolled steel sheets having improved spot weldability and method for producing the same

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 12, no. 316 (C-524)26 August 1988 & JP-A-63 086 819 ( KAWASAKI STEEL ) 18 April 1988 *
PATENT ABSTRACTS OF JAPAN vol. 7, no. 91 (C-162)(1236) 15 April 1983 & JP-A-58 019 442 ( NIPPON KOKAN ) 4 February 1983 *
PATENT ABSTRACTS OF JAPAN vol. 9, no. 52 (C-269)(1775) 6 March 1985 & JP-A-59 193 221 ( SHIN NIPPON SEITETSU ) 1 November 1984 *

Also Published As

Publication number Publication date
CA2041403C (en) 1997-04-22
EP0462380B1 (en) 1996-11-13
DE69123088T2 (en) 1997-03-06
EP0462380A2 (en) 1991-12-27
JPH0452230A (en) 1992-02-20
KR930004809B1 (en) 1993-06-08
DE69123088D1 (en) 1996-12-19
AU632228B2 (en) 1992-12-17
AU7597191A (en) 1992-01-02
KR920000957A (en) 1992-01-29
JPH0756051B2 (en) 1995-06-14
CA2041403A1 (en) 1991-12-21

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