EP1514951A4 - Tole d'acier lamine a froid a haute resistance et procede de fabrication - Google Patents

Tole d'acier lamine a froid a haute resistance et procede de fabrication

Info

Publication number
EP1514951A4
EP1514951A4 EP03736017A EP03736017A EP1514951A4 EP 1514951 A4 EP1514951 A4 EP 1514951A4 EP 03736017 A EP03736017 A EP 03736017A EP 03736017 A EP03736017 A EP 03736017A EP 1514951 A4 EP1514951 A4 EP 1514951A4
Authority
EP
European Patent Office
Prior art keywords
production
steel plate
high strength
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
EP03736017A
Other languages
German (de)
English (en)
Other versions
EP1514951B1 (fr
EP1514951A1 (fr
Inventor
Kohei Hasegawa
Hiroshi Matsuda
Fusato Kitano
Kenji Kawamura
Hideyuki 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 JP2002173668A external-priority patent/JP4265152B2/ja
Priority claimed from JP2002173669A external-priority patent/JP4265153B2/ja
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Priority to EP08159197A priority Critical patent/EP2017363A3/fr
Publication of EP1514951A1 publication Critical patent/EP1514951A1/fr
Publication of EP1514951A4 publication Critical patent/EP1514951A4/fr
Application granted granted Critical
Publication of EP1514951B1 publication Critical patent/EP1514951B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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 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
    • C21D8/0221—Modifying the physical properties 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)
EP03736017A 2002-06-14 2003-06-04 Tole d'acier lamine a froid a haute resistance et procede de fabrication Expired - Fee Related EP1514951B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08159197A EP2017363A3 (fr) 2002-06-14 2003-06-04 Plaque d'acier laminé à froid haute résistance et son procédé de fabrication

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
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
JP2002173669 2002-06-14
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
JP2002173668 2002-06-14
PCT/JP2003/007062 WO2003106723A1 (fr) 2002-06-14 2003-06-04 Tole d'acier lamine a froid a haute resistance et procede de fabrication

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP08159197A Division EP2017363A3 (fr) 2002-06-14 2003-06-04 Plaque d'acier laminé à froid haute résistance et son procédé de fabrication
EP08159197.6 Division-Into 2008-06-27

Publications (3)

Publication Number Publication Date
EP1514951A1 EP1514951A1 (fr) 2005-03-16
EP1514951A4 true EP1514951A4 (fr) 2006-05-10
EP1514951B1 EP1514951B1 (fr) 2010-11-24

Family

ID=29738398

Family Applications (2)

Application Number Title Priority Date Filing Date
EP08159197A Withdrawn EP2017363A3 (fr) 2002-06-14 2003-06-04 Plaque d'acier laminé à froid haute résistance et son procédé de fabrication
EP03736017A Expired - Fee Related EP1514951B1 (fr) 2002-06-14 2003-06-04 Tole d'acier lamine a froid a haute resistance et procede de fabrication

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP08159197A Withdrawn EP2017363A3 (fr) 2002-06-14 2003-06-04 Plaque d'acier laminé à froid haute résistance et son procédé de fabrication

Country Status (4)

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

Families Citing this family (27)

* 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
US8337643B2 (en) 2004-11-24 2012-12-25 Nucor Corporation Hot rolled dual phase steel sheet
US7959747B2 (en) * 2004-11-24 2011-06-14 Nucor Corporation Method of making cold rolled dual phase steel sheet
US7442268B2 (en) * 2004-11-24 2008-10-28 Nucor Corporation Method of manufacturing cold 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
US11155902B2 (en) * 2006-09-27 2021-10-26 Nucor Corporation High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same
US7608155B2 (en) * 2006-09-27 2009-10-27 Nucor Corporation High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same
EP2115178B1 (fr) * 2007-02-23 2018-06-20 Tata Steel IJmuiden BV Feuillard d'acier à résistance élevée, laminé à froid et trempé en continu, et procédé de fabrication dudit feuillard
US8435363B2 (en) * 2007-10-10 2013-05-07 Nucor Corporation Complex metallographic structured high strength steel and manufacturing same
EP2216422B1 (fr) * 2007-11-22 2012-09-12 Kabushiki Kaisha Kobe Seiko Sho Tôle d'acier laminée à froid de haute résistance
US20090236068A1 (en) 2008-03-19 2009-09-24 Nucor Corporation Strip casting apparatus for rapid set and change of casting rolls
CN102015155B (zh) * 2008-03-19 2013-11-27 纽科尔公司 使用铸辊定位的带材铸造设备
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
CN102712973B (zh) * 2010-01-13 2016-06-08 新日铁住金株式会社 成型性优良的高强度钢板及其制造方法
CA2821703C (fr) * 2010-12-17 2016-08-09 Nippon Steel & Sumitomo Metal Corporation Tole d'acier zinguee par immersion a chaud et son procede de production
US10131974B2 (en) * 2011-11-28 2018-11-20 Arcelormittal High silicon bearing dual phase steels with improved ductility
US9534279B2 (en) * 2011-12-15 2017-01-03 Kobe Steel, Ltd. High-strength cold-rolled steel sheet having small variations in strength and ductility and manufacturing method for the same
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
TWI491742B (zh) * 2014-01-06 2015-07-11 Nippon Steel & Sumitomo Metal Corp 鋼板及其製造方法
JPWO2015102050A1 (ja) 2014-01-06 2017-03-23 新日鐵住金株式会社 鋼材およびその製造方法
MX2016008809A (es) 2014-01-06 2016-09-08 Nippon Steel & Sumitomo Metal Corp Miembro formado en caliente y proceso para manufacturar el mismo.
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
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 (4)

* 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 (fr) * 2000-04-21 2002-05-02 Nippon Steel Corporation Plaque d'acier presentant une excellente aptitude a l'ebarbage et une resistance elevee a la fatigue, et son procede de production
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

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5215046B2 (fr) * 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
DE60116477T2 (de) * 2000-04-07 2006-07-13 Jfe Steel Corp. Warm-, kaltgewalzte und schmelz-galvanisierte stahlplatte mit exzellentem reckalterungsverhalten
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 (fr) * 2000-09-12 2009-04-01 JFE Steel Corporation Plaque en acier laminee a froid presentant une tres haute resistance a la traction et son procede de production
CA2387322C (fr) * 2001-06-06 2008-09-30 Kawasaki Steel Corporation Tole d'acier a ductilite elevee possedant des proprietes superieures de formabilite sous pressage et de vieillissement par ecrouissage, et methode de fabrication dudit produit
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

Patent Citations (4)

* 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 (fr) * 2000-04-21 2002-05-02 Nippon Steel Corporation Plaque d'acier presentant une excellente aptitude a l'ebarbage et une resistance elevee a la fatigue, et son procede de production
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

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 017, no. 176 (C - 1045) 6 April 1993 (1993-04-06) *
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 11 30 September 1998 (1998-09-30) *
PATENT ABSTRACTS OF JAPAN vol. 2002, no. 10 10 October 2002 (2002-10-10) *
See also references of WO03106723A1 *

Also Published As

Publication number Publication date
WO2003106723A1 (fr) 2003-12-24
US20040238082A1 (en) 2004-12-02
EP1514951B1 (fr) 2010-11-24
EP2017363A2 (fr) 2009-01-21
EP1514951A1 (fr) 2005-03-16
DE60335106D1 (de) 2011-01-05
EP2017363A3 (fr) 2009-08-05

Similar Documents

Publication Publication Date Title
EP1514951A4 (fr) Tole d'acier lamine a froid a haute resistance et procede de fabrication
EP1473376A4 (fr) Tole d'acier haute resistance et procede de production
EP1616971A4 (fr) Feuille d'acier lamine a froid a resistance elevee et procede de production de celle-ci
EP1642990A4 (fr) Plaque d'acier a haute resistance a excellente formabilite et procede de production correspondant
EP1580287A4 (fr) Acier possedant une usinabilite optimisee et son procede de fabrication
EP1808505A4 (fr) Mince plaque d'acier trés résistante, aux excellentes caractéristiques d'allongement et d'expansion d'alésage et procédé de febricatiod de ladite plaque
EP1512762A4 (fr) Procede de production d'une plaque d'acier laminee a froid ayant une resistance extremement elevee
EP1580289A4 (fr) Tole d'acier magnetique non oriente et procede de production
EP1338665A4 (fr) Tole d'acier laminee a chaud presentant une resistance elevee a la traction et procede de fabrication
EP1327695A4 (fr) Tole d'acier presentant de bonnes caracteristiques de gel de forme et procede permettant de produire cette tole
EP1616970A4 (fr) Tole d'acier lamine a chaud a haute resistance
EP1431407A4 (fr) Plaque d'acier presentant une excellente aptitude au faconnage et procede de production associe
EP1359235A4 (fr) Feuille d'acier mince et procede de fabrication de ladite feuille
EP1669470A4 (fr) Feuille d'acier laminee a chaud et son procede de production
EP1643009A4 (fr) Plaque métallique prérevêtue ayant une excellente formabilité à la presse et son procédé de fabrication
EP1510265A4 (fr) Plaque d'alliage de magnesium et son procede de production
PL368721A1 (en) Method and casting/rolling mill for producing steel strips
DE60300835D1 (de) Kaltgewalztes Stahlblech mit ultrafeinem Korngefüge und Verfahren zu dessen Herstellung
EP1136575A4 (fr) Procede de production de feuillards d'acier lamines a froid
EP1607489A4 (fr) Tole d'acier laminee a chaud a haute resistance a dilatabilite d'ame et ductilite excellentes et son procede de production
EP1935521A4 (fr) Installation de laminage à chaud d'une plaque en acier et procédé de laminage à chaud
EP1365037A4 (fr) Feuillard en acier a haute resistance ayant une excellente formabilite, et son procede de production
EP1577405A4 (fr) Procede de fabrication d'une tole d'acier magnetique a grains orientes et tole correspondante
EP1452247A4 (fr) Procede de fabrication d'une tole d'acier
EP1650327A4 (fr) Tole d'acier traitee en surface et procede de production de celle-ci

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

17P Request for examination filed

Effective date: 20040227

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

RBV Designated contracting states (corrected)

Designated state(s): DE SE

A4 Supplementary search report drawn up and despatched

Effective date: 20060323

17Q First examination report despatched

Effective date: 20061208

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE SE

REF Corresponds to:

Ref document number: 60335106

Country of ref document: DE

Date of ref document: 20110105

Kind code of ref document: P

REG Reference to a national code

Ref country code: SE

Ref legal event code: TRGR

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20110825

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 60335106

Country of ref document: DE

Effective date: 20110825

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20190521

Year of fee payment: 17

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: SE

Payment date: 20190611

Year of fee payment: 17

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 60335106

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210101

Ref country code: SE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200605

REG Reference to a national code

Ref country code: SE

Ref legal event code: EUG