BR0101222B1 - aço laminado a quente com limite de elasticidade e resistência mecánica muito altos e processo de realização de uma tira de chapa de aço laminada a quente de resistência muito alta, utilizáveis notadamente para a realização de peças de veìculos automóveis. - Google Patents

aço laminado a quente com limite de elasticidade e resistência mecánica muito altos e processo de realização de uma tira de chapa de aço laminada a quente de resistência muito alta, utilizáveis notadamente para a realização de peças de veìculos automóveis.

Info

Publication number
BR0101222B1
BR0101222B1 BRPI0101222-3A BR0101222A BR0101222B1 BR 0101222 B1 BR0101222 B1 BR 0101222B1 BR 0101222 A BR0101222 A BR 0101222A BR 0101222 B1 BR0101222 B1 BR 0101222B1
Authority
BR
Brazil
Prior art keywords
hot
strength
rolled
forming
car parts
Prior art date
Application number
BRPI0101222-3A
Other languages
English (en)
Other versions
BR0101222A (pt
Inventor
Xavier Bano
Jacques Devroc
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
Application filed filed Critical
Publication of BR0101222A publication Critical patent/BR0101222A/pt
Publication of BR0101222B1 publication Critical patent/BR0101222B1/pt

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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • 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
    • C21D8/0226—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • 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
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • 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
    • C21D2211/002—Bainite

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)
  • Laminated Bodies (AREA)
  • Body Structure For Vehicles (AREA)
  • Heat Treatment Of Steel (AREA)
BRPI0101222-3A 2000-03-29 2001-03-28 aço laminado a quente com limite de elasticidade e resistência mecánica muito altos e processo de realização de uma tira de chapa de aço laminada a quente de resistência muito alta, utilizáveis notadamente para a realização de peças de veìculos automóveis. BR0101222B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0003958A FR2807068B1 (fr) 2000-03-29 2000-03-29 Acier lamine a chaud a tres haute limite d'elasticite et resistance mecanique utilisable notamment pour la realisation de piece de vehicules automobiles

Publications (2)

Publication Number Publication Date
BR0101222A BR0101222A (pt) 2001-10-30
BR0101222B1 true BR0101222B1 (pt) 2009-01-13

Family

ID=8848604

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0101222-3A BR0101222B1 (pt) 2000-03-29 2001-03-28 aço laminado a quente com limite de elasticidade e resistência mecánica muito altos e processo de realização de uma tira de chapa de aço laminada a quente de resistência muito alta, utilizáveis notadamente para a realização de peças de veìculos automóveis.

Country Status (10)

Country Link
US (1) US6554919B2 (pt)
EP (1) EP1138796B1 (pt)
JP (1) JP4846916B2 (pt)
AR (1) AR027746A1 (pt)
AT (1) ATE331821T1 (pt)
BR (1) BR0101222B1 (pt)
CA (1) CA2342256C (pt)
DE (1) DE60121084T2 (pt)
ES (1) ES2267692T3 (pt)
FR (1) FR2807068B1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030172512A1 (en) * 2002-03-12 2003-09-18 Suarez Carlos Infanzon Process for manufacturing fuel tanks by blast shaping of steel
FI114484B (fi) † 2002-06-19 2004-10-29 Rautaruukki Oyj Kuumavalssattu nauhateräs ja sen valmistusmenetelmä
CN101469403B (zh) * 2003-02-18 2011-11-23 松下电器产业株式会社 等离子体显示屏的基板保持件
EP2020451A1 (fr) 2007-07-19 2009-02-04 ArcelorMittal France Procédé de fabrication de tôles d'acier à hautes caractéristiques de résistance et de ductilité, et tôles ainsi produites
FI20095528A (fi) * 2009-05-11 2010-11-12 Rautaruukki Oyj Menetelmä kuumavalssatun nauhaterästuotteen valmistamiseksi sekä kuumavalssattu nauhaterästuote
FI122313B (fi) * 2010-06-07 2011-11-30 Rautaruukki Oyj Menetelmä kuumavalssatun terästuotteen valmistamiseksi sekä kuumavalssattu teräs
CN110643894B (zh) * 2018-06-27 2021-05-14 宝山钢铁股份有限公司 具有良好的疲劳及扩孔性能的超高强热轧钢板和钢带及其制造方法
US20220056543A1 (en) 2018-09-20 2022-02-24 Arcelormittal Hot rolled steel sheet with high hole expansion ratio and manufacturing process thereof
WO2020065381A1 (en) 2018-09-28 2020-04-02 Arcelormittal Hot rolled steel sheet and a method of manufacturing thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5900075A (en) * 1994-12-06 1999-05-04 Exxon Research And Engineering Co. Ultra high strength, secondary hardening steels with superior toughness and weldability
US5743972A (en) * 1995-08-29 1998-04-28 Kawasaki Steel Corporation Heavy-wall structural steel and method
DE19719546C2 (de) * 1996-07-12 1998-12-03 Thyssen Stahl Ag Warmband aus Stahl und Verfahren zu seiner Herstellung
JP3635803B2 (ja) * 1996-09-10 2005-04-06 Ｊｆｅスチール株式会社 靱性に優れた高張力鋼材の製造方法
FR2756298B1 (fr) * 1996-11-26 1998-12-24 Ascometal Sa Acier et procede pour la fabrication d'une piece de mecanique ayant une structure bainitique
FR2757877B1 (fr) * 1996-12-31 1999-02-05 Ascometal Sa Acier et procede pour la fabrication d'une piece en acier mise en forme par deformation plastique a froid
DE19710125A1 (de) * 1997-03-13 1998-09-17 Krupp Ag Hoesch Krupp Verfahren zur Herstellung eines Bandstahles mit hoher Festigkeit und guter Umformbarkeit
KR100386767B1 (ko) * 1997-07-28 2003-06-09 닛폰 스틸 가부시키가이샤 인성이 우수한 초고강도 용접성 강의 제조방법

Also Published As

Publication number Publication date
US6554919B2 (en) 2003-04-29
CA2342256C (fr) 2009-10-06
AR027746A1 (es) 2003-04-09
CA2342256A1 (fr) 2001-09-29
JP2001316767A (ja) 2001-11-16
FR2807068A1 (fr) 2001-10-05
JP4846916B2 (ja) 2011-12-28
US20010049956A1 (en) 2001-12-13
BR0101222A (pt) 2001-10-30
FR2807068B1 (fr) 2002-10-11
ATE331821T1 (de) 2006-07-15
DE60121084D1 (de) 2006-08-10
EP1138796A1 (fr) 2001-10-04
ES2267692T3 (es) 2007-03-16
DE60121084T2 (de) 2007-06-14
EP1138796B1 (fr) 2006-06-28

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
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 28/03/2001, OBSERVADAS AS CONDICOES LEGAIS.

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

Free format text: PATENTE EXTINTA EM 28.03.2021