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ES2143726T3 - Chapa de acero laminada en caliente de alta resistencia y alta capacidad de embuticion que contiene niobio, y sus procedimientos de fabricacion. - Google Patents

Chapa de acero laminada en caliente de alta resistencia y alta capacidad de embuticion que contiene niobio, y sus procedimientos de fabricacion.

Info

Publication number
ES2143726T3
ES2143726T3 ES96401007T ES96401007T ES2143726T3 ES 2143726 T3 ES2143726 T3 ES 2143726T3 ES 96401007 T ES96401007 T ES 96401007T ES 96401007 T ES96401007 T ES 96401007T ES 2143726 T3 ES2143726 T3 ES 2143726T3
Authority
ES
Spain
Prior art keywords
steel sheet
embuty
niobio
rolled steel
hot 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.)
Expired - Lifetime
Application number
ES96401007T
Other languages
English (en)
Inventor
Pascal Teracher
Jean-Pierre Porcet
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.)
Sollac SA
Original Assignee
Sollac SA
Lorraine de Laminage Continu SA SOLLAC
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=9479730&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2143726(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sollac SA, Lorraine de Laminage Continu SA SOLLAC filed Critical Sollac SA
Application granted granted Critical
Publication of ES2143726T3 publication Critical patent/ES2143726T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • 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
    • C21D2211/004—Dispersions; Precipitations
    • 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
    • C21D8/04—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

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)
  • Heat Treatment Of Steel (AREA)

Abstract

LA INVENCION SE REFIERE A UNA CHAPA DE ACERO LAMINADO EN CALIENTE A ALTA RESISTENCIA Y ALTA EMBUTIZABILIDAD, CARACTERIZADO PORQUE SU COMPOSICION, EXPRESADA EN PORCENTAJES PONDERALES, ES C INFERIOR O IGUAL A 0,12%, - 0,5 INFERIOR O IGUAL A MN INFERIOR O IGUAL A 1,5%, - INFERIOR O IGUAL A SI INFERIOR O IGUAL A 0,3%, 0 INFERIOR O IGUAL A P INFERIOR O IGUAL A 0,1%, 0 INFERIOR O IGUAL A S INFERIOR O IGUAL A 0,05%, 0,01 INFERIOR O IGUAL A AL INFERIOR A 0,1%, -0 INFERIOR O IGUAL A CR INFERIOR O IGUAL A 1%, -0,01 INFERIOR O IGUAL A NB INFERIOR O IGUAL A 0,1%, - 0 INFERIOR O IGUAL A TI{SUB,EFF} INFERIOR O IGUAL A 0,05%, SIENDO TI{SUB,EFF} EL CONTENIDO DE TITANIO NO EN FORMA DE NITRUROS, DE SULFUROS O DE OXIDOS; Y POR QUE SU ESTRUCTURA COMPRENDE AL MENOS 75% DE FERRITA ENDURECIDA POR PRECIPITACION DE CARBUROS O DE CARBONITRUROS DE NIOBIO O DE NIOBIO Y DE TITANIO, COMPRENDIENDO EL RESTO DE LA ESTRUCTURA AL MENOS 10% DE MARTENSITA Y EVENTUALMENTE BAINITA Y AUSTENITA RESIDUAL. LA INVENCION SE REFIERE TAMBIEN A PROCEDIMIENTOS DE FABRICACION DE TALES CHAPAS.
ES96401007T 1995-06-08 1996-05-10 Chapa de acero laminada en caliente de alta resistencia y alta capacidad de embuticion que contiene niobio, y sus procedimientos de fabricacion. Expired - Lifetime ES2143726T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9506746A FR2735148B1 (fr) 1995-06-08 1995-06-08 Tole d'acier laminee a chaud a haute resistance et haute emboutissabilite renfermant du niobium, et ses procedes de fabrication.

Publications (1)

Publication Number Publication Date
ES2143726T3 true ES2143726T3 (es) 2000-05-16

Family

ID=9479730

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96401007T Expired - Lifetime ES2143726T3 (es) 1995-06-08 1996-05-10 Chapa de acero laminada en caliente de alta resistencia y alta capacidad de embuticion que contiene niobio, y sus procedimientos de fabricacion.

Country Status (9)

Country Link
US (1) US5817196A (es)
EP (1) EP0747495B1 (es)
JP (1) JPH093609A (es)
AT (1) ATE189007T1 (es)
BR (1) BR9602713A (es)
CA (1) CA2178306A1 (es)
DE (1) DE69606226T2 (es)
ES (1) ES2143726T3 (es)
FR (1) FR2735148B1 (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4177478B2 (ja) * 1998-04-27 2008-11-05 Ｊｆｅスチール株式会社 成形性、パネル形状性、耐デント性に優れた冷延鋼板、溶融亜鉛めっき鋼板及びそれらの製造方法
EP0952233B1 (en) * 1998-04-21 2003-03-19 KABUSHIKI KAISHA KOBE SEIKO SHO also known as Kobe Steel Ltd. Steel wire rod or bar with good cold deformability and machine parts made thereof
DE19833321A1 (de) * 1998-07-24 2000-01-27 Schloemann Siemag Ag Verfahren und Anlage zur Herstellung von Dualphasen-Stählen
JP3524790B2 (ja) * 1998-09-30 2004-05-10 株式会社神戸製鋼所 塗膜耐久性に優れた塗装用鋼材およびその製造方法
DE19910582A1 (de) * 1999-03-10 2000-09-28 Mahle Gmbh Gebauter Kolben
BE1013359A3 (fr) * 2000-03-22 2001-12-04 Centre Rech Metallurgique Procede pour la fabrication d'une bande en acier multiphase laminee a chaud.
NL1016042C2 (nl) * 2000-08-29 2001-07-24 Corus Technology B V Warmgewalste stalen band, werkwijze voor het vervaardigen ervan, en een daarmee vervaardigde wielschijf.
EP2853615B1 (en) * 2003-06-12 2017-12-27 JFE Steel Corporation Low yield ratio, high strength, high toughness, thick steel plate and welded steel pipe, and method for manufacturing the same
DE10327383C5 (de) * 2003-06-18 2013-10-17 Aceria Compacta De Bizkaia S.A. Anlage zur Herstellung von Warmband mit Dualphasengefüge
KR101619786B1 (ko) * 2010-01-08 2016-05-13 삼성디스플레이 주식회사 바텀 샤시의 제조 방법, 이에 따라 제조된 바텀 샤시, 액정 표시 장치의 제조 방법 및 이에 따라 제조된 액정 표시 장치
MX2017008027A (es) * 2014-12-19 2017-10-20 Nucor Corp Hoja de acero martensitico de calibre liviano laminada en caliente y metodo para fabricarla.
CN108350536B (zh) * 2015-11-19 2020-06-16 日本制铁株式会社 高强度热轧钢板及其制造方法
KR20200035259A (ko) 2017-07-25 2020-04-02 타타 스틸 이즈무이덴 베.뷔. 열간 성형 부품을 제조하는 강 스트립, 시트 또는 블랭크, 부품, 및 블랭크를 부품으로 열간 성형하는 방법.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE236258C (es) *
ZA705046B (en) * 1969-07-30 1971-04-28 Armco Steel Corp Process for production of high strength low alloy steel
US3897280A (en) * 1972-12-23 1975-07-29 Nippon Steel Corp Method for manufacturing a steel sheet and product obtained thereby
NL7410717A (nl) * 1973-08-13 1975-02-17 Albright & Wilson Gewoon staal met laag koolstofgehalte.
US4033789A (en) * 1976-03-19 1977-07-05 Jones & Laughlin Steel Corporation Method of producing a high strength steel having uniform elongation
US4141761A (en) * 1976-09-27 1979-02-27 Republic Steel Corporation High strength low alloy steel containing columbium and titanium
JPS6126756A (ja) * 1984-07-17 1986-02-06 Kawasaki Steel Corp 良化成処理性を有する極低炭素鋼板
JPH05179397A (ja) * 1991-12-31 1993-07-20 Sumitomo Metal Ind Ltd 疲労強度の優れた熱延鋼板およびその製造方法

Also Published As

Publication number Publication date
EP0747495A1 (fr) 1996-12-11
CA2178306A1 (fr) 1996-12-09
BR9602713A (pt) 1998-04-22
FR2735148A1 (fr) 1996-12-13
EP0747495B1 (fr) 2000-01-19
DE69606226T2 (de) 2000-09-07
US5817196A (en) 1998-10-06
DE69606226D1 (de) 2000-02-24
ATE189007T1 (de) 2000-02-15
JPH093609A (ja) 1997-01-07
FR2735148B1 (fr) 1997-07-11

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