BRPI0406731A - Aço laminado a quente de muito alta resistência e processo de fabricação de tiras - Google Patents

Aço laminado a quente de muito alta resistência e processo de fabricação de tiras

Info

Publication number
BRPI0406731A
BRPI0406731A BR0406731-2A BRPI0406731A BRPI0406731A BR PI0406731 A BRPI0406731 A BR PI0406731A BR PI0406731 A BRPI0406731 A BR PI0406731A BR PI0406731 A BRPI0406731 A BR PI0406731A
Authority
BR
Brazil
Prior art keywords
high strength
hot rolled
rolled steel
strength hot
manufacturing process
Prior art date
Application number
BR0406731-2A
Other languages
English (en)
Inventor
Mireille Seux
Christophe Issartel
Fabienne Roumegoux
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
Application filed by Usinor filed Critical Usinor
Publication of BRPI0406731A publication Critical patent/BRPI0406731A/pt
Publication of BRPI0406731B1 publication Critical patent/BRPI0406731B1/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 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
    • 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
    • C21D8/0226—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
    • C22C38/04—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • 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
    • 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
    • C21D8/0247—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 heat treatment
    • C21D8/0263—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 heat treatment following 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 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
    • C21D8/0278—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 involving a particular surface treatment 

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)
  • Heat Treatment Of Steel (AREA)

Abstract

"AçO LAMINADO A QUENTE DE MUITO ALTA RESISTêNCIA E PROCESSO DE FABRICAçãO DE TIRAS". A presente invenção refere-se a um aço laminado a quente de muito alta resistência, cuja composição química compreende, em peso 0,05% <243> C <243> 0,1% 0,7% <243> Mn <243> 1,1% 0,5% <243> Cr <243> 1,0% 0,05% <243> Si <243> 0,3% 0,05 <243> Ti <243> 0,1% Al <243> 0,07 S <243> 0,03% P <243> 0,05% o resto sendo ferro e impurezas que resultam da elaboração, o dito aço tendo uma estrutura bainito-martensítica que pode conter até 5% de ferrita, assim como a um processo de fabricação de tiras desse aço.
BRPI0406731-2A 2003-01-15 2004-01-14 aço laminado a quente de muito alta resistência e processo de fabricação de tiras. BRPI0406731B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0300371A FR2849864B1 (fr) 2003-01-15 2003-01-15 Acier lamine a chaud a tres haute resistance et procede de fabrication de bandes
FR0300371 2003-01-15
PCT/FR2004/000058 WO2004070064A2 (fr) 2003-01-15 2004-01-14 Acier lamine a chaud a tres haute resistance et procede de fabrication de bandes

Publications (2)

Publication Number Publication Date
BRPI0406731A true BRPI0406731A (pt) 2005-12-20
BRPI0406731B1 BRPI0406731B1 (pt) 2012-11-27

Family

ID=32524914

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0406731-2A BRPI0406731B1 (pt) 2003-01-15 2004-01-14 aço laminado a quente de muito alta resistência e processo de fabricação de tiras.

Country Status (16)

Country Link
US (1) US7699947B2 (pt)
EP (1) EP1587963B1 (pt)
JP (1) JP4505055B2 (pt)
KR (1) KR101065781B1 (pt)
CN (1) CN100366759C (pt)
AT (1) ATE528414T1 (pt)
BR (1) BRPI0406731B1 (pt)
CA (1) CA2513096C (pt)
ES (1) ES2374188T3 (pt)
FR (1) FR2849864B1 (pt)
MX (1) MXPA05007580A (pt)
PL (1) PL209154B1 (pt)
RU (1) RU2333284C2 (pt)
UA (1) UA79531C2 (pt)
WO (1) WO2004070064A2 (pt)
ZA (1) ZA200505161B (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2355814C1 (ru) * 2008-03-27 2009-05-20 Юлия Алексеевна Щепочкина Горячекатаная сталь
RU2355813C1 (ru) * 2008-03-27 2009-05-20 Юлия Алексеевна Щепочкина Горячекатаная сталь
KR101531453B1 (ko) * 2010-10-18 2015-06-24 신닛테츠스미킨 카부시키카이샤 고속 변형 하에서의 균일 연성 및 국부 연성이 우수한 열연 강판, 냉연 강판 및 도금 강판
WO2012153009A1 (fr) * 2011-05-12 2012-11-15 Arcelormittal Investigación Y Desarrollo Sl Procede de fabrication d'acier martensitique a tres haute resistance et tole ainsi obtenue
WO2012153008A1 (fr) 2011-05-12 2012-11-15 Arcelormittal Investigación Y Desarrollo Sl Procede de fabrication d'acier martensitique a tres haute resistance et tole ou piece ainsi obtenue
CN102560272B (zh) * 2011-11-25 2014-01-22 宝山钢铁股份有限公司 一种超高强度耐磨钢板及其制造方法
WO2014019844A1 (en) * 2012-08-03 2014-02-06 Tata Steel Ijmuiden Bv A process for producing hot-rolled steel strip and a steel strip produced therewith
CN103695762B (zh) * 2013-12-13 2016-06-08 安徽工业大学 一种抗拉强度560～590MPa热轧轮辋用钢及其制造方法
HUE054213T2 (hu) * 2014-01-24 2021-08-30 Rautaruukki Oyj Meleghengerelt ultranagy szilárdságú acélszalag termék
DE102017130237A1 (de) * 2017-12-15 2019-06-19 Salzgitter Flachstahl Gmbh Hochfestes, warmgewalztes Stahlflachprodukt mit hohem Kantenrisswiderstand und gleichzeitig hohem Bake-Hardening Potential, ein Verfahren zur Herstellung eines solchen Stahlflachprodukts
KR102020435B1 (ko) 2017-12-22 2019-09-10 주식회사 포스코 굽힘성 및 저온인성이 우수한 고강도 열연강판 및 이의 제조방법
CN115354237B (zh) * 2022-08-29 2023-11-14 东北大学 抗拉强度1000MPa级热轧超高强钢板及其制备方法
CN115386783B (zh) * 2022-08-29 2023-10-03 东北大学 一种屈服强度1000MPa级超高强钢板及其制备方法
CN120700411A (zh) * 2024-03-25 2025-09-26 宝山钢铁股份有限公司 一种汽车大梁用钢及其制造方法

Family Cites Families (17)

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DE2133744B2 (de) * 1971-07-07 1973-07-12 August Thyssen-Hütte AG, 4100 Duisburg Die verwendung eines vollberuhigten stahles fuer gegenstaende aus warmgewalztem band
EP0033600A3 (en) * 1980-01-18 1981-11-25 British Steel Corporation Process for producing a steel with dual-phase structure
US4388122A (en) * 1980-08-11 1983-06-14 Kabushiki Kaisha Kobe Seiko Sho Method of making high strength hot rolled steel sheet having excellent flash butt weldability, fatigue characteristic and formability
US4501626A (en) * 1980-10-17 1985-02-26 Kabushiki Kaisha Kobe Seiko Sho High strength steel plate and method for manufacturing same
US4472208A (en) * 1982-06-28 1984-09-18 Sumitomo Metal Industries, Ltd. Hot-rolled high tensile titanium steel plates and production thereof
JP2819344B2 (ja) * 1990-05-11 1998-10-30 トーア・スチール株式会社 ばね用鋼線
JPH06240356A (ja) * 1993-02-10 1994-08-30 Sumitomo Metal Ind Ltd 加工性に優れた高強度熱延鋼板の製造方法
US5545269A (en) * 1994-12-06 1996-08-13 Exxon Research And Engineering Company Method for producing ultra high strength, secondary hardening steels with superior toughness and weldability
US5545270A (en) * 1994-12-06 1996-08-13 Exxon Research And Engineering Company Method of producing high strength dual phase steel plate with superior toughness and weldability
JP3425837B2 (ja) * 1996-03-28 2003-07-14 株式会社神戸製鋼所 耐孔明き腐食性および圧壊特性に優れた高強度熱延鋼板、および高強度亜鉛系めっき鋼板並びにそれらの製造方法
BR9811051A (pt) * 1997-07-28 2000-08-15 Exxonmobil Upstream Res Co Placa de aço, e, processo para preparar a mesma
JPH11199984A (ja) * 1998-01-09 1999-07-27 Kobe Steel Ltd 溶断性に優れた高強度鋼板
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
CN1107122C (zh) * 2000-02-29 2003-04-30 济南济钢设计院 奥贝马钢及其制备方法
US6364968B1 (en) * 2000-06-02 2002-04-02 Kawasaki Steel Corporation High-strength hot-rolled steel sheet having excellent stretch flangeability, and method of producing the same
JP4608739B2 (ja) * 2000-06-14 2011-01-12 Ｊｆｅスチール株式会社 自動車ドア補強用鋼管の製造方法
FR2820150B1 (fr) * 2001-01-26 2003-03-28 Usinor Acier isotrope a haute resistance, procede de fabrication de toles et toles obtenues

Also Published As

Publication number Publication date
US7699947B2 (en) 2010-04-20
PL209154B1 (pl) 2011-07-29
KR101065781B1 (ko) 2011-09-19
UA79531C2 (en) 2007-06-25
WO2004070064A2 (fr) 2004-08-19
RU2005125717A (ru) 2006-02-10
BRPI0406731B1 (pt) 2012-11-27
US20060207692A1 (en) 2006-09-21
EP1587963A2 (fr) 2005-10-26
ATE528414T1 (de) 2011-10-15
CN100366759C (zh) 2008-02-06
PL378236A1 (pl) 2006-03-20
MXPA05007580A (es) 2005-09-21
EP1587963B1 (fr) 2011-10-12
JP4505055B2 (ja) 2010-07-14
FR2849864B1 (fr) 2005-02-18
ZA200505161B (en) 2006-12-27
CA2513096C (fr) 2011-03-29
CN1735700A (zh) 2006-02-15
WO2004070064A3 (fr) 2004-09-16
CA2513096A1 (fr) 2004-08-19
JP2006518009A (ja) 2006-08-03
KR20050090458A (ko) 2005-09-13
FR2849864A1 (fr) 2004-07-16
ES2374188T3 (es) 2012-02-14
RU2333284C2 (ru) 2008-09-10

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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 14/01/2004, MEDIANTE O RECOLHIMENTO DA TAXA QUINQUENAL DE MANUTENCAO (ARTIGOS 119 E 120 DA LPI) E OBSERVADAS AS DEMAIS CONDICOES LEGAIS.

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

Free format text: PATENTE EXTINTA EM 14/01/2024