BR0005331A - Processo de realização de uma cinta de chapa laminada a quente com elevada resistência, utilizável para a enformação e notadamente para o chapeamento - Google Patents

Processo de realização de uma cinta de chapa laminada a quente com elevada resistência, utilizável para a enformação e notadamente para o chapeamento

Info

Publication number
BR0005331A
BR0005331A BR0005331-7A BR0005331A BR0005331A BR 0005331 A BR0005331 A BR 0005331A BR 0005331 A BR0005331 A BR 0005331A BR 0005331 A BR0005331 A BR 0005331A
Authority
BR
Brazil
Prior art keywords
cooling
plating
usable
forming
high resistance
Prior art date
Application number
BR0005331-7A
Other languages
English (en)
Inventor
Christophe Issartel
Christian Marteau
Christian Giraud
Original Assignee
Usinor
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9552011&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR0005331(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Usinor filed Critical Usinor
Publication of BR0005331A publication Critical patent/BR0005331A/pt

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
    • C21D8/0426—Hot rolling
    • 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
    • C21D8/0447—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 heat treatment
    • C21D8/0463—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 heat treatment following hot 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
    • 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
    • C22C38/02—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
    • C22C38/06—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese

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)
  • Laminated Bodies (AREA)
  • Coating With Molten Metal (AREA)

Abstract

Patente de Invenção: <B>"PROCESSO DE REALIZAçãO DE UMA CINTA DE CHAPA LAMINADA A QUENTE COM ELEVADA RESISTêNCIA, UTILIZáVEL PARA A ENFORMAçãO E NOTADAMENTE PARA O CHAPEAMENTO"<D>. A presente invenção refere-se a um processo de realização de uma cinta de chapa laminada a quente com elevada resistência, utilizável para a enformação e notadamente para ser chapeada, caracterizado pelo fato de o aço de com a seguinte composição ponderal: 0,12% <243> carbono <243> 0,25%; 1% <243> manganês <243> 2%; 0,03% <243> alumínio <243>2,5%; 0,03% <243> silício <243> 2%; 0,04% <243> cromo <243> 2%; 0,02% <243> fósforo <243> 0,09%; enxofre <243> 0,01% e de maneira opcional titânio <243> 0,15%; nióbio <243> 0,15%; vanádio <243> 0,15%, o resto sendo o ferro e impurezas residuais, ser submetido a: - uma laminação à temperatura inferior a 880°C; - um primeiro resfriamento breve, feito em um tempo inferior a 10 segundos; - um segundo resfriamento controlado com uma velocidade de resfriamento V ref1 compreendida entre 20°C/segundo e 150°C/segundo, a temperatura do final do segundo resfriamento estando compreendida entre 700 e 750°C; - uma manutenção sobre uma faixa de temperatura; - um terceiro resfriamento igualmente controlado cuja velocidade está compreendida entre 20°C/segundo e 150°C/segundo, a temperatura do final do terceiro resfriamento estando compreendida entre 350 e 550°C.
BR0005331-7A 1999-11-12 2000-11-10 Processo de realização de uma cinta de chapa laminada a quente com elevada resistência, utilizável para a enformação e notadamente para o chapeamento BR0005331A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9914187A FR2801061B1 (fr) 1999-11-12 1999-11-12 Procede de realisation d'une bande de tole laminere a chaud a tres haute resistance, utilisable pour la mise en forme et notamment pour l'emboutissage

Publications (1)

Publication Number Publication Date
BR0005331A true BR0005331A (pt) 2001-07-03

Family

ID=9552011

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0005331-7A BR0005331A (pt) 1999-11-12 2000-11-10 Processo de realização de uma cinta de chapa laminada a quente com elevada resistência, utilizável para a enformação e notadamente para o chapeamento

Country Status (9)

Country Link
US (2) US6475308B1 (pt)
EP (1) EP1099769B1 (pt)
AT (1) ATE262046T1 (pt)
BR (1) BR0005331A (pt)
CA (1) CA2325892C (pt)
DE (1) DE60009002T2 (pt)
ES (1) ES2216840T3 (pt)
FR (1) FR2801061B1 (pt)
PT (1) PT1099769E (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP3828466B2 (ja) * 2002-07-29 2006-10-04 株式会社神戸製鋼所 曲げ特性に優れた鋼板
EP1749895A1 (fr) 2005-08-04 2007-02-07 ARCELOR France Procédé de fabrication de tôles d'acier présentant une haute résistance et une excellente ductilité, et tôles ainsi produites
DE102005051052A1 (de) * 2005-10-25 2007-04-26 Sms Demag Ag Verfahren zur Herstellung von Warmband mit Mehrphasengefüge
CN101191174B (zh) * 2006-11-20 2010-05-12 宝山钢铁股份有限公司 抗拉强度750MPa级热轧相变诱发塑性钢及制造方法
EP3260565B1 (en) * 2015-02-20 2019-07-31 Nippon Steel Corporation Hot-rolled steel sheet
CN105925887B (zh) * 2016-06-21 2018-01-30 宝山钢铁股份有限公司 一种980MPa级热轧铁素体贝氏体双相钢及其制造方法
WO2018026014A1 (ja) 2016-08-05 2018-02-08 新日鐵住金株式会社 鋼板及びめっき鋼板
CN112760554A (zh) * 2019-10-21 2021-05-07 宝山钢铁股份有限公司 一种延展性优异的高强度钢及其制造方法
CN114196803B (zh) * 2021-11-16 2024-04-19 北京钢研高纳科技股份有限公司 一种紧固件用gh2132合金不对称截面异型丝及其制备方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57137426A (en) * 1981-02-20 1982-08-25 Kawasaki Steel Corp Production of low yield ratio, high tensile hot rolled steel plate by mixed structure
JPS58167751A (ja) 1982-03-29 1983-10-04 Mitsubishi Motors Corp 熱間鍛造非調質鋼
EP0295500B2 (en) * 1987-06-03 2003-09-10 Nippon Steel Corporation Hot rolled steel sheet with a high strength and a distinguished formability
JPS6417033A (en) 1987-07-10 1989-01-20 Minolta Camera Kk Automatic dimming system flash device
JPH0747772B2 (ja) * 1988-08-26 1995-05-24 新日本製鐵株式会社 加工性の優れた高強度熱延鋼板の製造方法
JPH07116502B2 (ja) * 1988-12-03 1995-12-13 マツダ株式会社 鋼部材の製造方法
JP2952624B2 (ja) * 1991-05-30 1999-09-27 新日本製鐵株式会社 成形性とスポット溶接性に優れた高降伏比型熱延高強度鋼板とその製造方法および成形性に優れた高降伏比型熱延高強度鋼板とその製造方法
JP3219820B2 (ja) * 1991-12-27 2001-10-15 川崎製鉄株式会社 低降伏比高強度熱延鋼板およびその製造方法
FR2735498B1 (fr) * 1995-06-15 1997-07-11 Lorraine Laminage Procede de realisation d'une bande de tole d'acier laminee a chaud a haute limite d'elasticite utlisable notamment pour la mise en forme
JP3333414B2 (ja) 1996-12-27 2002-10-15 株式会社神戸製鋼所 伸びフランジ性に優れる加熱硬化用高強度熱延鋼板及びその製造方法
JP3172505B2 (ja) * 1998-03-12 2001-06-04 株式会社神戸製鋼所 成形性に優れた高強度熱延鋼板
FR2796966B1 (fr) 1999-07-30 2001-09-21 Ugine Sa Procede de fabrication de bandes minces en acier de type "trip" et bandes minces ainsi obtenues

Also Published As

Publication number Publication date
PT1099769E (pt) 2004-06-30
US6475308B1 (en) 2002-11-05
ATE262046T1 (de) 2004-04-15
CA2325892A1 (fr) 2001-05-12
ES2216840T3 (es) 2004-11-01
DE60009002T2 (de) 2005-03-03
DE60009002D1 (de) 2004-04-22
CA2325892C (fr) 2009-09-22
FR2801061A1 (fr) 2001-05-18
US20030084973A1 (en) 2003-05-08
US6797078B2 (en) 2004-09-28
EP1099769A1 (fr) 2001-05-16
FR2801061B1 (fr) 2001-12-14
EP1099769B1 (fr) 2004-03-17

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Legal Events

Date Code Title Description
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 10/11/2000, OBSERVADAS AS CONDICOES LEGAIS.

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 10.11.2020