EP1888799A4 - Kaltgewalztes stahlblech mit überlegener formbarkeit und herstellungsverfahren dafür - Google Patents

Kaltgewalztes stahlblech mit überlegener formbarkeit und herstellungsverfahren dafür

Info

Publication number
EP1888799A4
EP1888799A4 EP06732895A EP06732895A EP1888799A4 EP 1888799 A4 EP1888799 A4 EP 1888799A4 EP 06732895 A EP06732895 A EP 06732895A EP 06732895 A EP06732895 A EP 06732895A EP 1888799 A4 EP1888799 A4 EP 1888799A4
Authority
EP
European Patent Office
Prior art keywords
producing
same
steel sheet
rolled steel
cold rolled
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
EP06732895A
Other languages
English (en)
French (fr)
Other versions
EP1888799B1 (de
EP1888799A1 (de
Inventor
Jeong-Bong Yoon
Sang-Ho Han
Sung-Il Kim
Kwang-Geun Chin
Ho-Seok Kim
Jin-Hee Chung
Man-Young Park
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.)
Posco Holdings Inc
Original Assignee
Posco Co 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
Priority claimed from KR1020050129238A external-priority patent/KR100723182B1/ko
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP1888799A1 publication Critical patent/EP1888799A1/de
Publication of EP1888799A4 publication Critical patent/EP1888799A4/de
Application granted granted Critical
Publication of EP1888799B1 publication Critical patent/EP1888799B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • 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
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
EP06732895.5A 2005-05-03 2006-05-03 Kaltgewalztes stahlblech mit überlegener formbarkeit und herstellungsverfahren dafür Active EP1888799B1 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR20050037183 2005-05-03
KR1020050129238A KR100723182B1 (ko) 2005-05-03 2005-12-26 소성이방성이 우수한 냉연강판과 그 제조방법
KR1020050129240A KR100723180B1 (ko) 2005-05-03 2005-12-26 가공성이 우수한 냉연강판과 그 제조방법
KR1020050129241A KR100723160B1 (ko) 2005-05-03 2005-12-26 면내이방성이 우수한 냉연강판과 그 제조방법
KR1020050129242A KR100723159B1 (ko) 2005-05-03 2005-12-26 성형성이 우수한 냉연강판과 그 제조방법
PCT/KR2006/001668 WO2006118423A1 (en) 2005-05-03 2006-05-03 Cold rolled steel sheet having superior formability , process for producing the same

Publications (3)

Publication Number Publication Date
EP1888799A1 EP1888799A1 (de) 2008-02-20
EP1888799A4 true EP1888799A4 (de) 2011-01-26
EP1888799B1 EP1888799B1 (de) 2017-03-15

Family

ID=37308181

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06732895.5A Active EP1888799B1 (de) 2005-05-03 2006-05-03 Kaltgewalztes stahlblech mit überlegener formbarkeit und herstellungsverfahren dafür

Country Status (3)

Country Link
US (1) US20080149230A1 (de)
EP (1) EP1888799B1 (de)
WO (1) WO2006118423A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070038730A (ko) 2005-10-06 2007-04-11 주식회사 포스코 항복비가 우수한 석출강화형 냉연강판 및 그 제조방법
KR100711362B1 (ko) * 2005-12-07 2007-04-27 주식회사 포스코 도금특성 및 연신특성이 우수한 고강도 박강판 및 그제조방법
JP6354299B2 (ja) * 2014-05-01 2018-07-11 新日鐵住金株式会社 耐二次加工脆性に優れた４４０ＭＰａ級高強度合金化溶融亜鉛めっき鋼板及びその製造方法
KR101657822B1 (ko) * 2014-12-24 2016-09-20 주식회사 포스코 연신특성이 우수한 용융아연도금강판, 합금화 용융아연도금강판 및 그 제조방법
KR101889193B1 (ko) * 2016-12-22 2018-08-16 주식회사 포스코 내식성 및 가공성이 우수한 냉연강판 및 그 제조방법

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4576656A (en) * 1982-10-08 1986-03-18 Kawasaki Steel Corporation Method of producing cold rolled steel sheets for deep drawing
EP0386758A1 (de) * 1989-03-10 1990-09-12 Kawasaki Steel Corporation Emaillierfähige Stahlbleche und Verfahren zu ihrer Herstellung
EP0792942A1 (de) * 1996-02-29 1997-09-03 Kawasaki Steel Corporation Stahl, Stahlblech mit hervorragender Bearbeitbarkeit und dessen Herstellungsverfahren durch Elektrostahlofen und Vakuumentgasung
EP1136575A1 (de) * 1999-08-10 2001-09-26 Nkk Corporation Verfahren zur herstellung kaltgewalzten stahlbleches
US20040168753A1 (en) * 2000-06-20 2004-09-02 Nkk Corporation Steel sheet and method for manufacturing the same
WO2005045085A1 (en) * 2003-11-10 2005-05-19 Posco Cold rolled steel sheet having aging resistance and superior formability, and process for producing the same
WO2005061748A1 (en) * 2003-12-23 2005-07-07 Posco Bake-hardenable cold rolled steel sheet having excellent formability, and method of manufacturing the same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5200005A (en) * 1991-02-08 1993-04-06 Mcgill University Interstitial free steels and method thereof
DE69323441T2 (de) * 1992-03-06 1999-06-24 Kawasaki Steel Co Herstellung von hoch zugfestem Stahlblech mit ausgezeichneter Streckbördel-Verformfähigkeit
CA2149522C (en) * 1993-10-05 1999-08-24 Yoshihiro Hosoya Continuously annealed cold-rolled steel sheet excellent in balance between deep drawability and resistance to secondary-work embrittlement and method for manufacturing same
JPH07179946A (ja) * 1993-12-24 1995-07-18 Kawasaki Steel Corp 耐二次加工ぜい性に優れる高加工性高張力冷延鋼板の製造方法
JP3420370B2 (ja) * 1995-03-16 2003-06-23 Ｊｆｅスチール株式会社 プレス成形性に優れた薄鋼板およびその製造方法
DE19628714C1 (de) * 1996-07-08 1997-12-04 Mannesmann Ag Verfahren zur Herstellung von Präzisionsstahlrohren
EP1571229B1 (de) * 2000-02-29 2007-04-11 JFE Steel Corporation Hochfestes warmgewalztes Stahlblech mit ausgezeichneten Reckalterungseigenschaften
JP4319817B2 (ja) * 2001-11-19 2009-08-26 新日本製鐵株式会社 耐塩酸腐食性および耐硫酸腐食性に優れた低合金鋼およびその溶接継手
JP2003041342A (ja) * 2002-05-29 2003-02-13 Nkk Corp 打ち抜き性に優れる冷延鋼板
CN1273632C (zh) * 2002-06-28 2006-09-06 Posco公司 极易成形的高强度钢板及其制造方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4576656A (en) * 1982-10-08 1986-03-18 Kawasaki Steel Corporation Method of producing cold rolled steel sheets for deep drawing
EP0386758A1 (de) * 1989-03-10 1990-09-12 Kawasaki Steel Corporation Emaillierfähige Stahlbleche und Verfahren zu ihrer Herstellung
EP0792942A1 (de) * 1996-02-29 1997-09-03 Kawasaki Steel Corporation Stahl, Stahlblech mit hervorragender Bearbeitbarkeit und dessen Herstellungsverfahren durch Elektrostahlofen und Vakuumentgasung
EP1136575A1 (de) * 1999-08-10 2001-09-26 Nkk Corporation Verfahren zur herstellung kaltgewalzten stahlbleches
US20040168753A1 (en) * 2000-06-20 2004-09-02 Nkk Corporation Steel sheet and method for manufacturing the same
WO2005045085A1 (en) * 2003-11-10 2005-05-19 Posco Cold rolled steel sheet having aging resistance and superior formability, and process for producing the same
WO2005061748A1 (en) * 2003-12-23 2005-07-07 Posco Bake-hardenable cold rolled steel sheet having excellent formability, and method of manufacturing the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006118423A1 *

Also Published As

Publication number Publication date
EP1888799B1 (de) 2017-03-15
US20080149230A1 (en) 2008-06-26
EP1888799A1 (de) 2008-02-20
WO2006118423A1 (en) 2006-11-09

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