EP1735474A4 - Feuille d'acier laminee a froid et feuille d'acier traitee a chaud presentant une resistance et un durcissement a la cuisson superieurs et procede de fabrication de ces feuilles d'acier - Google Patents

Feuille d'acier laminee a froid et feuille d'acier traitee a chaud presentant une resistance et un durcissement a la cuisson superieurs et procede de fabrication de ces feuilles d'acier

Info

Publication number
EP1735474A4
EP1735474A4 EP05789750A EP05789750A EP1735474A4 EP 1735474 A4 EP1735474 A4 EP 1735474A4 EP 05789750 A EP05789750 A EP 05789750A EP 05789750 A EP05789750 A EP 05789750A EP 1735474 A4 EP1735474 A4 EP 1735474A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
manufacturing
cold rolled
superior strength
bake hardenability
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
EP05789750A
Other languages
German (de)
English (en)
Other versions
EP1735474A1 (fr
EP1735474B1 (fr
Inventor
Seong-Ho Han
Tae-Kyu Kim
Sang-Ho Han
San-Kyung Ko
Kwang-Geun Chin
Hee-Jae Kang
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 KR1020040103610A external-priority patent/KR20050095537A/ko
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP1735474A1 publication Critical patent/EP1735474A1/fr
Publication of EP1735474A4 publication Critical patent/EP1735474A4/fr
Application granted granted Critical
Publication of EP1735474B1 publication Critical patent/EP1735474B1/fr
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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium

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)
EP05789750.6A 2004-03-25 2005-03-22 Feuille d'acier laminee a froid et feuille d'acier traitee a chaud presentant une resistance et un durcissement a la cuisson superieurs et procede de fabrication de ces feuilles d'acier Active EP1735474B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20040020204 2004-03-25
KR1020040103610A KR20050095537A (ko) 2004-03-25 2004-12-09 고강도 소부경화형 냉간압연강판, 용용도금강판 및 그제조방법
PCT/KR2005/000828 WO2006001583A1 (fr) 2004-03-25 2005-03-22 Feuille d'acier laminee a froid et feuille d'acier traitee a chaud presentant une resistance et un durcissement a la cuisson superieurs et procede de fabrication de ces feuilles d'acier

Publications (3)

Publication Number Publication Date
EP1735474A1 EP1735474A1 (fr) 2006-12-27
EP1735474A4 true EP1735474A4 (fr) 2010-09-29
EP1735474B1 EP1735474B1 (fr) 2015-10-21

Family

ID=35781970

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05789750.6A Active EP1735474B1 (fr) 2004-03-25 2005-03-22 Feuille d'acier laminee a froid et feuille d'acier traitee a chaud presentant une resistance et un durcissement a la cuisson superieurs et procede de fabrication de ces feuilles d'acier

Country Status (4)

Country Link
US (2) US20070181232A1 (fr)
EP (1) EP1735474B1 (fr)
JP (1) JP5127444B2 (fr)
WO (1) WO2006001583A1 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100685030B1 (ko) * 2005-07-08 2007-02-20 주식회사 포스코 내2차가공취성, 피로특성 및 도금특성이 우수한 심가공용박강판 및 그 제조방법
KR100685037B1 (ko) * 2005-09-23 2007-02-20 주식회사 포스코 내시효성이 우수한 고장력 소부경화형 냉간압연강판,용융도금강판 및 냉연강판의 제조방법
EP1937854B1 (fr) * 2005-09-23 2014-11-12 Posco Feuille d'acier laminee a froid, durcissable a la cuisson dotee d'une resistance superieure, feuille d'acier galvanisee au moyen de la feuille d'acier laminee a froid et procede de fabrication de cette feuille d'acier laminee a froid
KR100775339B1 (ko) * 2006-11-21 2007-11-08 주식회사 포스코 면내이방성 및 가공성이 우수한 냉연강판 및 그 제조방법
KR20080061855A (ko) * 2006-12-28 2008-07-03 주식회사 포스코 딥드로잉성이 우수한 복합조직강판
KR101105040B1 (ko) * 2008-06-23 2012-01-16 주식회사 포스코 표면특성 및 내2차 가공취성이 우수한 소부경화강 및 그 제조방법
CN103228808B (zh) 2010-11-29 2014-05-28 新日铁住金株式会社 高强度烘烤硬化型冷轧钢板及其制造方法
CN103597626B (zh) * 2011-04-28 2017-11-24 东洋钢钣株式会社 电池容器用表面处理钢板、电池容器及电池
KR101758557B1 (ko) 2015-06-05 2017-07-18 주식회사 포스코 드로잉성 및 소부경화성이 우수한 고강도 박강판 및 그 제조방법
WO2016195456A1 (fr) * 2015-06-05 2016-12-08 주식회사 포스코 Tôle d'acier mince de haute résistance présentant une excellente aptitude à l'étirage et au durcissement après cuisson et son procédé de fabrication
WO2018073116A2 (fr) * 2016-10-17 2018-04-26 Tata Steel Ijmuiden B.V. Procédé de production d'une bande d'acier pour pièces peintes
WO2018073117A1 (fr) * 2016-10-17 2018-04-26 Tata Steel Ijmuiden B.V. Substrat en acier pour pièces peintes
WO2018073115A1 (fr) * 2016-10-17 2018-04-26 Tata Steel Ijmuiden B.V. Acier pour pièces peintes
CN109283053A (zh) * 2018-11-01 2019-01-29 唐山钢铁集团有限责任公司 超低碳烘烤硬化用钢的时效性评价方法
WO2020142110A1 (fr) * 2018-12-31 2020-07-09 Intel Corporation Systèmes de sécurisation utilisant une intelligence artificielle
CN114262844A (zh) * 2021-12-03 2022-04-01 本钢板材股份有限公司 低成本220bh冷轧烘烤硬化钢及其制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04131357A (ja) * 1990-09-21 1992-05-06 Nippon Steel Corp 焼付硬化性に優れた非時効性の深絞り用薄鋼板およびその製造方法
JPH05171353A (ja) * 1991-07-30 1993-07-09 Nippon Steel Corp 焼付け硬化性に優れた深絞り用薄鋼板およびその製造方法
EP1028172A1 (fr) * 1998-06-30 2000-08-16 Nippon Steel Corporation Tole d'acier laminee a froid presentant une excellente aptitude a la trempe par cuisson
KR20030053802A (ko) * 2001-12-24 2003-07-02 주식회사 포스코 가공성이 우수한 복합조직 냉연강판 제조방법

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6046166B2 (ja) * 1980-11-26 1985-10-15 川崎製鉄株式会社 焼付硬化性を有する良加工性冷延鋼板の製造方法
JPH04120217A (ja) * 1990-09-11 1992-04-21 Nippon Steel Corp 焼付硬化性に優れた冷延鋼板の製造方法
CA2067043C (fr) * 1991-04-26 1998-04-28 Susumu Okada Tole d'acier de grande resistance, laminee a froid, ayant une excellente resistance au vieillissement a la temperature ambiante et convenant a l'etirage et methode de production connexe
JPH0525549A (ja) * 1991-07-22 1993-02-02 Nippon Steel Corp 焼付硬化性に優れた冷延鋼板の製造方法
JPH0681045A (ja) * 1992-01-23 1994-03-22 Nippon Steel Corp 加工性および焼付硬化性に優れた冷延鋼板の製造方法
JP3249572B2 (ja) * 1992-04-15 2002-01-21 川崎製鉄株式会社 常温遅時効性を有する焼付硬化型薄鋼板
JP3046145B2 (ja) * 1992-07-02 2000-05-29 新日本製鐵株式会社 深絞り用冷延鋼板の製造方法
JPH07188856A (ja) * 1993-12-28 1995-07-25 Nippon Steel Corp 常温遅時効性と焼付硬化性に優れた冷延鋼板
US5556485A (en) * 1994-11-07 1996-09-17 Bethlehem Steel Corporation Bake hardenable vanadium containing steel and method of making thereof
US5656102A (en) * 1996-02-27 1997-08-12 Bethlehem Steel Corporation Bake hardenable vanadium containing steel and method thereof
JPH10130733A (ja) * 1996-10-22 1998-05-19 Kawasaki Steel Corp 時効劣化の少ない焼き付け硬化性鋼板の製造方法
JP3769914B2 (ja) * 1998-01-06 2006-04-26 Ｊｆｅスチール株式会社 耐時効性と焼き付け硬化性に優れた缶用鋼板
JP2000167615A (ja) * 1998-12-03 2000-06-20 Toshiba Corp 巻取温度制御方法及び制御装置
DE60220191T2 (de) * 2001-06-06 2008-01-17 Nippon Steel Corp. Hochfestes feuerverzinktes galvanisiertes stahlblech und feuerverzinktes geglühtes stahlblech mit ermüdungsfestigkeit,korrosionsbeständigkeit,duktilität und plattierungshaftung,nach starker verformung und verfahren zu dessen herstellung
US6586117B2 (en) * 2001-10-19 2003-07-01 Sumitomo Metal Industries, Ltd. Steel sheet having excellent workability and shape accuracy and a method for its manufacture
JP3921100B2 (ja) * 2002-02-27 2007-05-30 新日本製鐵株式会社 常温遅時効性と焼付硬化性に優れた薄鋼板
US7559997B2 (en) * 2002-06-25 2009-07-14 Jfe Steel Corporation High-strength cold rolled steel sheet and process for producing the same
KR100946067B1 (ko) * 2002-12-27 2010-03-10 주식회사 포스코 내시효성이 우수한 용융도금용 소부경화형 냉연강판제조방법

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04131357A (ja) * 1990-09-21 1992-05-06 Nippon Steel Corp 焼付硬化性に優れた非時効性の深絞り用薄鋼板およびその製造方法
JPH05171353A (ja) * 1991-07-30 1993-07-09 Nippon Steel Corp 焼付け硬化性に優れた深絞り用薄鋼板およびその製造方法
EP1028172A1 (fr) * 1998-06-30 2000-08-16 Nippon Steel Corporation Tole d'acier laminee a froid presentant une excellente aptitude a la trempe par cuisson
KR20030053802A (ko) * 2001-12-24 2003-07-02 주식회사 포스코 가공성이 우수한 복합조직 냉연강판 제조방법

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Week 200376, Derwent World Patents Index; AN 2003-809358, XP002597317 *
See also references of WO2006001583A1 *

Also Published As

Publication number Publication date
JP2007530783A (ja) 2007-11-01
US20090272468A1 (en) 2009-11-05
EP1735474A1 (fr) 2006-12-27
US20070181232A1 (en) 2007-08-09
JP5127444B2 (ja) 2013-01-23
EP1735474B1 (fr) 2015-10-21
WO2006001583A1 (fr) 2006-01-05

Similar Documents

Publication Publication Date Title
EP1735474A4 (fr) Feuille d'acier laminee a froid et feuille d'acier traitee a chaud presentant une resistance et un durcissement a la cuisson superieurs et procede de fabrication de ces feuilles d'acier
EP1937861A4 (fr) Tole en acier laminee a chaud de grande resistance ayant une teneur elevee en mn et presentant une excellente maniabilite, et son procede de fabrication
EP1937853A4 (fr) Feuille d'acier laminee a froid, durcissable a la cuisson dotee d'une resistance superieure et d'une resistance au vieillissement, feuille d'acier recuite par galvanisation au moyen de ladite feuille d'acier laminee a froid, et procede de fabrication de la feuille d'acier laminee a froid
IL177737A0 (en) Sheet metal with bend controlling displacements and method for forming the same
EP1971701B8 (fr) Tole d'acier a forte teneur en mn, presentant une grande resistance a la corrosion et procede de galvanisation de la tole d'acier
TWI315744B (en) High strength steel sheet and method for manufacturing the same
TWI317761B (en) Ultra soft high carbon hot rolled steel sheet and method for producing the same
GB2448114B (en) High strength hot rolled steel sheet with excellent press workability and method of manufacturing the same
EP1805339A4 (fr) Tole en acier laminee a froid haute resistance possedant une excellente aptitude au maintien de la forme, et procede de fabrication associe
EP1870482A4 (fr) Tole d'acier lamine a froid de haute resistance, excellente en terme d'allongement uniforme, et son procede de fabrication
PL2130938T3 (pl) Blacha stalowa o dużej wytrzymałości walcowana na gorąco o doskonałych właściwościach powierzchniowych i właściwościach wywijania obrzeży otworu
EP1932933A4 (fr) Feuille d acier extra-doux laminée à chaud à haute teneur en carbone et procede de fabrication idoine
PL1857562T3 (pl) Utwardzana przy wypalaniu walcowana na gorąco blacha stalowa z doskonałą obrabialnością i sposób jej wytwarzania
PL2630269T3 (pl) Blacha stalowa walcowana na gorąco lub na zimno, jej sposób wytwarzania i jej zastosowanie w przemyśle samochodowym
EP2096185A4 (fr) Feuille d'acier électromagnétique à orientation unidirectionnelle de grains, ayant une excellente adhésion de film, et son procédé de fabrication
ZA200907430B (en) Process for manufacturing cold-rolled and annealed steel sheet with a very high strength, and sheet thus produced
EP2138599A4 (fr) Tôle d'acier galvanisé à chaud au trempé, haute résistance et procédé pour la produire
TWI346141B (en) Cold rolled steel sheet having superior formability and high yield ratio, process for producing the same
EP2267175A4 (fr) Tôle d'acier laminée à chaud possédant d'excellentes propriétés à la fatigue et une excellente aptitude au formage de bord bombé et procédé de fabrication de la tôle d'acier laminée à chaud
EP1306456A4 (fr) Feuilles d'acier laminees a froid et a chaud presentant une excellente trempabilite et une excellente resistance au vieillissement a la temperature ordinaire et procede de fabrication associe
EP1978113A4 (fr) Toles en acier recuites apres galvanisation de haute resistance excellentes en termes de resistance au farinage et leur procede de production
EP1818420A4 (fr) Feuille d'acier électromagnétique à grains orientés et procédé de fabrication idoine
EP2050834A4 (fr) Tôle d'acier pour emboutissage et procédé de fabrication de celle-ci
EP1806422A4 (fr) Feuille d'acier zinguée à chaud et procédé de production idoine
EP1669470A4 (fr) Feuille d'acier laminee a chaud et son procede de production

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: 20060927

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): DE FR

DAX Request for extension of the european patent (deleted)
RBV Designated contracting states (corrected)

Designated state(s): DE FR

A4 Supplementary search report drawn up and despatched

Effective date: 20100901

17Q First examination report despatched

Effective date: 20110309

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/02 20060101ALI20150521BHEP

Ipc: C22C 38/12 20060101ALI20150521BHEP

Ipc: C22C 38/00 20060101ALI20150521BHEP

Ipc: C22C 38/04 20060101ALI20150521BHEP

Ipc: C21D 9/46 20060101AFI20150521BHEP

Ipc: C22C 38/06 20060101ALI20150521BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20150703

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 FR

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602005047754

Country of ref document: DE

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 12

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602005047754

Country of ref document: DE

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: 20160722

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 13

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 14

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 602005047754

Country of ref document: DE

Owner name: POSCO CO., LTD, POHANG-SI, KR

Free format text: FORMER OWNER: POSCO, POHANG-SI, KYUNGSANGBOOK-DO, KR

Ref country code: DE

Ref legal event code: R081

Ref document number: 602005047754

Country of ref document: DE

Owner name: POSCO CO., LTD, POHANG- SI, KR

Free format text: FORMER OWNER: POSCO, POHANG-SI, KYUNGSANGBOOK-DO, KR

Ref country code: DE

Ref legal event code: R081

Ref document number: 602005047754

Country of ref document: DE

Owner name: POSCO HOLDINGS INC., KR

Free format text: FORMER OWNER: POSCO, POHANG-SI, KYUNGSANGBOOK-DO, KR

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 602005047754

Country of ref document: DE

Owner name: POSCO CO., LTD, POHANG-SI, KR

Free format text: FORMER OWNER: POSCO HOLDINGS INC., SEOUL, KR

Ref country code: DE

Ref legal event code: R081

Ref document number: 602005047754

Country of ref document: DE

Owner name: POSCO CO., LTD, POHANG- SI, KR

Free format text: FORMER OWNER: POSCO HOLDINGS INC., SEOUL, KR

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

Ref country code: FR

Payment date: 20231222

Year of fee payment: 20

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

Ref country code: DE

Payment date: 20231220

Year of fee payment: 20