EP2017363A3 - Hochfestes kaltgewalztes Stahlblech und Herstellungsverfahren dafür - Google Patents

Hochfestes kaltgewalztes Stahlblech und Herstellungsverfahren dafür Download PDF

Info

Publication number
EP2017363A3
EP2017363A3 EP08159197A EP08159197A EP2017363A3 EP 2017363 A3 EP2017363 A3 EP 2017363A3 EP 08159197 A EP08159197 A EP 08159197A EP 08159197 A EP08159197 A EP 08159197A EP 2017363 A3 EP2017363 A3 EP 2017363A3
Authority
EP
European Patent Office
Prior art keywords
rolled steel
high strength
strength cold
less
manufacturing
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.)
Withdrawn
Application number
EP08159197A
Other languages
English (en)
French (fr)
Other versions
EP2017363A2 (de
Inventor
Kohei c/o Intellectual Prop. Dept. JFE Steel corp. Hasegawa
Hiroshi c/o Intellectual Prop. Dept. JFE Steel corp. Matsuda
Fusato c/o Intellectual Prop. Dept. JFE Steel corp. Kitano
Kenji c/o Intellectual Prop. Dept. JFE Steel corp. Kawamura
Hideyuki c/o Intellectual Prop. Dept. JFE Steel corp. Tsurumaru
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
JFE 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
Priority claimed from JP2002173669A external-priority patent/JP4265153B2/ja
Priority claimed from JP2002173668A external-priority patent/JP4265152B2/ja
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP2017363A2 publication Critical patent/EP2017363A2/de
Publication of EP2017363A3 publication Critical patent/EP2017363A3/de
Withdrawn legal-status Critical Current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
    • C22C38/06—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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • 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 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
    • C21D8/0221—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 characterised by the working steps
    • C21D8/0236—Cold rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
EP08159197A 2002-06-14 2003-06-04 Hochfestes kaltgewalztes Stahlblech und Herstellungsverfahren dafür Withdrawn EP2017363A3 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002173669A JP4265153B2 (ja) 2002-06-14 2002-06-14 伸びおよび伸びフランジ性に優れた高張力冷延鋼板およびその製造方法
JP2002173668A JP4265152B2 (ja) 2002-06-14 2002-06-14 伸びおよび伸びフランジ性に優れた高張力冷延鋼板およびその製造方法
EP03736017A EP1514951B1 (de) 2002-06-14 2003-06-04 Hochfeste kaltgewalzte stahlplatte und herstellungsverfahren dafür

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP03736017A Division EP1514951B1 (de) 2002-06-14 2003-06-04 Hochfeste kaltgewalzte stahlplatte und herstellungsverfahren dafür

Publications (2)

Publication Number Publication Date
EP2017363A2 EP2017363A2 (de) 2009-01-21
EP2017363A3 true EP2017363A3 (de) 2009-08-05

Family

ID=29738398

Family Applications (2)

Application Number Title Priority Date Filing Date
EP08159197A Withdrawn EP2017363A3 (de) 2002-06-14 2003-06-04 Hochfestes kaltgewalztes Stahlblech und Herstellungsverfahren dafür
EP03736017A Expired - Lifetime EP1514951B1 (de) 2002-06-14 2003-06-04 Hochfeste kaltgewalzte stahlplatte und herstellungsverfahren dafür

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP03736017A Expired - Lifetime EP1514951B1 (de) 2002-06-14 2003-06-04 Hochfeste kaltgewalzte stahlplatte und herstellungsverfahren dafür

Country Status (4)

Country Link
US (1) US20040238082A1 (de)
EP (2) EP2017363A3 (de)
DE (1) DE60335106D1 (de)
WO (1) WO2003106723A1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
JP4461112B2 (ja) 2006-03-28 2010-05-12 株式会社神戸製鋼所 加工性に優れた高強度鋼板
US7608155B2 (en) * 2006-09-27 2009-10-27 Nucor Corporation High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same
US11155902B2 (en) * 2006-09-27 2021-10-26 Nucor Corporation High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same
KR20090122346A (ko) * 2007-02-23 2009-11-27 코루스 스타알 베.뷔. 냉간압연 및 연속어닐링 고강도 강 스트립, 및 그 제조방법
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
WO2009066734A1 (ja) * 2007-11-22 2009-05-28 Kabushiki Kaisha Kobe Seiko Sho 高強度冷延鋼板
EP2105223A1 (de) * 2008-03-19 2009-09-30 Nucor Corporation Bandgießmaschine mit Gießwalzenpositionierung
US20090236068A1 (en) 2008-03-19 2009-09-24 Nucor Corporation Strip casting apparatus for rapid set and change of casting rolls
EP2123786A1 (de) * 2008-05-21 2009-11-25 ArcelorMittal France Verfahren zur Herstellung von kalt gewalzten Zweiphasen-Stahlblechen mit sehr hoher Festigkeit und so hergestellte Bleche
US20090288798A1 (en) * 2008-05-23 2009-11-26 Nucor Corporation Method and apparatus for controlling temperature of thin cast strip
US8128762B2 (en) 2008-08-12 2012-03-06 Kobe Steel, Ltd. High-strength steel sheet superior in formability
JP5394709B2 (ja) 2008-11-28 2014-01-22 株式会社神戸製鋼所 耐水素脆化特性および加工性に優れた超高強度鋼板
JP5709151B2 (ja) * 2009-03-10 2015-04-30 Ｊｆｅスチール株式会社 成形性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法
CA2782777C (en) * 2010-01-13 2014-11-18 Nippon Steel Corporation High tensile steel sheet superior in formability and method of manufacturing the same
WO2012081666A1 (ja) * 2010-12-17 2012-06-21 新日本製鐵株式会社 溶融亜鉛メッキ鋼板およびその製造方法
CA2857281C (en) 2011-11-28 2018-12-04 Arcelormittal Investigacion Y Desarrollo S.L. High silicon bearing dual phase steels with improved ductility
KR101598313B1 (ko) * 2011-12-15 2016-02-26 가부시키가이샤 고베 세이코쇼 강도 및 연성의 편차가 작은 고강도 냉연 강판 및 그 제조 방법
JP5860343B2 (ja) * 2012-05-29 2016-02-16 株式会社神戸製鋼所 強度および延性のばらつきの小さい高強度冷延鋼板およびその製造方法
CN103060703B (zh) 2013-01-22 2015-09-23 宝山钢铁股份有限公司 一种780MPa级冷轧双相带钢及其制造方法
CN105899699B (zh) 2014-01-06 2017-07-28 新日铁住金株式会社 钢材及其制造方法
TWI491742B (zh) * 2014-01-06 2015-07-11 Nippon Steel & Sumitomo Metal Corp 鋼板及其製造方法
IN201617022707A (de) 2014-01-06 2016-08-31 Nippon Steel & Sumitomo Metal Corp
JP5935843B2 (ja) * 2014-08-08 2016-06-15 Ｊｆｅスチール株式会社 スポット溶接性に優れた冷延鋼板およびその製造方法
KR101561007B1 (ko) * 2014-12-19 2015-10-16 주식회사 포스코 재질 불균일이 작고 성형성이 우수한 고강도 냉연강판, 용융아연도금강판, 및 그 제조 방법
KR101858852B1 (ko) * 2016-12-16 2018-06-28 주식회사 포스코 항복강도, 연성 및 구멍확장성이 우수한 고강도 냉연강판, 용융아연도금강판 및 이들의 제조방법
CN113737086A (zh) * 2020-05-27 2021-12-03 宝山钢铁股份有限公司 一种经济型780MPa级的冷轧退火双相钢及其制造方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04333524A (ja) * 1991-05-09 1992-11-20 Nippon Steel Corp 優れた延性を有する高強度複合組織鋼板の製造方法
JPH10147838A (ja) * 1996-11-18 1998-06-02 Kobe Steel Ltd 耐衝撃性に優れた高強度鋼板及びその製造方法
EP1201780A1 (de) * 2000-04-21 2002-05-02 Nippon Steel Corporation Stahlblech mit hervorragender gratbearbeitbarkeit bei gleichzeitiger hoher ermüdungsfestigeit und verfahren zu dessen herstellung
JP2002161336A (ja) * 2000-09-12 2002-06-04 Nkk Corp 超高張力冷延鋼板およびその製造方法
EP1512762A1 (de) * 2002-06-10 2005-03-09 JFE Steel Corporation Verfahren zur herstellung einer kaltgewalzten stahlplatte mit superhoher festigkeit

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5215046B2 (de) * 1972-06-22 1977-04-26
JPS5855219B2 (ja) 1979-04-24 1983-12-08 日本鋼管株式会社 低降伏比高強度冷延鋼板の製造法
JPH0768583B2 (ja) 1984-03-07 1995-07-26 住友金属工業株式会社 高張力冷延鋼板の製造法
JPS613843A (ja) 1984-06-15 1986-01-09 Kobe Steel Ltd 高延性高強度冷延鋼板の製造方法
JPS6237322A (ja) 1985-08-12 1987-02-18 Nisshin Steel Co Ltd 表面性状と曲げ加工性に優れた低降伏比型冷延高張力鋼板の製造法
JPS6299417A (ja) 1985-10-24 1987-05-08 Kobe Steel Ltd 高延性高強度冷延鋼板の製造方法
JPS63145718A (ja) 1986-07-05 1988-06-17 Nippon Steel Corp 加工性の優れた超高強度冷延鋼板の製造方法
JPH0774412B2 (ja) 1987-01-20 1995-08-09 新日本製鐵株式会社 加工性および耐置き割れ性に優れた高強度薄鋼板およびその製造方法
JPH0759726B2 (ja) * 1987-05-25 1995-06-28 株式会社神戸製鋼所 局部延性にすぐれる高強度冷延鋼板の製造方法
JPH0830212B2 (ja) * 1990-08-08 1996-03-27 日本鋼管株式会社 加工性に優れた超高強度冷延鋼板の製造方法
JP2545316B2 (ja) 1991-10-30 1996-10-16 新日本製鐵株式会社 強度延性特性の優れた高強度冷延鋼板の製造方法
DE4420932A1 (de) 1994-06-16 1996-01-11 Basf Ag Material zur katalytischen Reduktion von Stickoxiden
JP3370436B2 (ja) * 1994-06-21 2003-01-27 川崎製鉄株式会社 耐衝撃性に優れた自動車用鋼板とその製造方法
JPH0941040A (ja) 1995-08-04 1997-02-10 Kobe Steel Ltd 伸びフランジ性にすぐれる高強度冷延鋼板の製造方法
JPH09263838A (ja) 1996-03-28 1997-10-07 Kobe Steel Ltd 伸びフランジ性に優れた高強度冷延鋼板の製造方法
JPH1060593A (ja) 1996-06-10 1998-03-03 Kobe Steel Ltd 強度−伸びフランジ性バランスにすぐれる高強度冷延鋼板及びその製造方法
JP3478128B2 (ja) 1998-06-12 2003-12-15 Ｊｆｅスチール株式会社 延性及び伸びフランジ成形性に優れた複合組織型高張力冷延鋼板の製造方法
JP3793350B2 (ja) * 1998-06-29 2006-07-05 新日本製鐵株式会社 動的変形特性に優れたデュアルフェーズ型高強度冷延鋼板とその製造方法
DE60045303D1 (de) * 1999-09-29 2011-01-13 Jfe Steel Corp Stahlblech und verfahren zu dessen herstellung
JP2001226741A (ja) 2000-02-15 2001-08-21 Kawasaki Steel Corp 伸びフランジ加工性に優れた高強度冷延鋼板およびその製造方法
KR100664433B1 (ko) * 2000-04-07 2007-01-03 제이에프이 스틸 가부시키가이샤 변형 시효 경화 특성이 우수한 열연 강판, 냉연 강판 및용융 아연 도금 강판, 그리고 이들의 제조 방법
JP4414563B2 (ja) 2000-06-12 2010-02-10 新日本製鐵株式会社 成形性並びに穴拡げ性に優れた高強度鋼板およびその製造方法
EP1325966B1 (de) * 2000-09-12 2009-04-01 JFE Steel Corporation Ultra hochfestes kaltgewalztes stahlblech und sein herstellungsverfahren
CA2387322C (en) * 2001-06-06 2008-09-30 Kawasaki Steel Corporation High-ductility steel sheet excellent in press formability and strain age hardenability, and method for manufacturing the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04333524A (ja) * 1991-05-09 1992-11-20 Nippon Steel Corp 優れた延性を有する高強度複合組織鋼板の製造方法
JPH10147838A (ja) * 1996-11-18 1998-06-02 Kobe Steel Ltd 耐衝撃性に優れた高強度鋼板及びその製造方法
EP1201780A1 (de) * 2000-04-21 2002-05-02 Nippon Steel Corporation Stahlblech mit hervorragender gratbearbeitbarkeit bei gleichzeitiger hoher ermüdungsfestigeit und verfahren zu dessen herstellung
JP2002161336A (ja) * 2000-09-12 2002-06-04 Nkk Corp 超高張力冷延鋼板およびその製造方法
EP1512762A1 (de) * 2002-06-10 2005-03-09 JFE Steel Corporation Verfahren zur herstellung einer kaltgewalzten stahlplatte mit superhoher festigkeit

Also Published As

Publication number Publication date
EP1514951A4 (de) 2006-05-10
US20040238082A1 (en) 2004-12-02
DE60335106D1 (de) 2011-01-05
WO2003106723A1 (ja) 2003-12-24
EP1514951A1 (de) 2005-03-16
EP2017363A2 (de) 2009-01-21
EP1514951B1 (de) 2010-11-24

Similar Documents

Publication Publication Date Title
EP2017363A3 (de) Hochfestes kaltgewalztes Stahlblech und Herstellungsverfahren dafür
WO2007067014A8 (en) High strength cold rolled steel sheet having excellent formability and coating property, zinc-based metal plated steel sheet made of it and the method for manufacturing thereof
DE69935125D1 (de) Hochfestes, kaltgewalztes stahlblech und verfahren zu dessen herstellung
WO2002044434A1 (en) Composite structure type high tensile strength steel plate, plated plate of composite structure type high tensile strength steel and method for their production
CA2372388A1 (en) Hot-rolled steel sheet, cold-rolled steel sheet and hot-dip galvanized steel sheet excellent in strain age hardening property, and manufacturing method thereof
WO2008108363A1 (ja) 冷間圧延鋼板および合金化溶融亜鉛めっき鋼板ならびにそれらの製造方法
TW200743674A (en) High-tensile strength hot-rolled steel sheet excellent in elongation properties, stretch flangeablity and fatigue strength, and method for manufacturing the same
WO2002063058A1 (fr) Feuille d"acier mince et procede de fabrication de ladite feuille
EP2194153A3 (de) Ultrahochfestes Stahlblech mit ausgezeichneter Beständigkeit gegen Wasserstoffversprödung und Verarbeitbarkeit und Herstellungsverfahren dafür
EP2690191A3 (de) Verfahren zur Herstellung eines hochfesten dünne Stahlblechs mit hervorragenden Dehnungs- und Bohrungsaufweitungseigenschaften.
DE60214086D1 (de) Hochduktiles Stahlblech mit exzellenter Pressbarkeit und Härtbarkeit durch Verformungsalterung sowie Verfahren zur dessen Herstellung
MX335950B (es) Lamina de acero galvanizado de alta resistencia que tiene excelente formabilidad y metodo para manufacturar la misma.
PL381033A1 (pl) Blacha walcowana na zimno mająca wytrzymałość na rozciąganie 780MPa lub więcej, doskonałą miejscową odkształcalność i zmniejszony wzrost twardości zgrzeiny
WO2008145871A3 (fr) Procede de fabrication de tôles d'acier laminees a froid et recuites a tres haute resistance, et tôles ainsi produites
CA2395901A1 (en) High strength hot rolled steel sheet and method for manufacturing the same
EP1293582A3 (de) Hochfester Stahldraht mit sehr guter Alterungsbeständigkeit und Beständigkeit gegen Längsrissbildung und Verfahren zu seiner Herstellung
PL1819461T3 (pl) Sposób wytwarzania blach ze stali austenitycznych żelazo-węgiel-mangan o bardzo wysokich właściwościach wytrzymałościowych i doskonałej jednorodności
KR940002370A (ko) 성형성, 강도 및 용접성이 우수한 오스테나이트계 고 망간강과 그 제조방법
EP2105515A3 (de) Hochfeste Platte mit mindestens 980 MPa Zugfestigkeit und ausgezeichneter Verbiegeverarbeitbarkeit
WO1997003215A1 (en) Iron-based shape memory and vibration damping alloys containing nitrogen
ATE405685T1 (de) Hochfestes, kaltgewalztes stahlblech mit ausgezeichneter adhesion von beschichtung
TW200700565A (en) Hot-rolled steel sheet, method for production thereof and molded article formed from hot-rolled steel sheet
CA2371333A1 (en) Steel for plastic molds and process for the heat treatment thereof
EP1826287A3 (de) Hochfestes Stahlblech mit ausgezeichneter Formbarkeit
Hong et al. Effects of different tempers on precipitation hardening of 6000 series aluminium alloys

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AC Divisional application: reference to earlier application

Ref document number: 1514951

Country of ref document: EP

Kind code of ref document: P

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE SE

AKX Designation fees paid
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20091231

REG Reference to a national code

Ref country code: DE

Ref legal event code: 8566