BR0212708A - Composição de um aço de resistência ultra elevada, processo de produção de um produto em aço de resistência ultra elevada e o produto obtido - Google Patents

Composição de um aço de resistência ultra elevada, processo de produção de um produto em aço de resistência ultra elevada e o produto obtido

Info

Publication number
BR0212708A
BR0212708A BR0212708-3A BR0212708A BR0212708A BR 0212708 A BR0212708 A BR 0212708A BR 0212708 A BR0212708 A BR 0212708A BR 0212708 A BR0212708 A BR 0212708A
Authority
BR
Brazil
Prior art keywords
composition
high strength
ultra high
strength steel
product
Prior art date
Application number
BR0212708-3A
Other languages
English (en)
Other versions
BR0212708B1 (pt
Inventor
Sven Vandeputte
Christophe Mesplont
Sigrid Jacobs
Original Assignee
Sidmar Nv
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=8185014&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR0212708(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sidmar Nv filed Critical Sidmar Nv
Publication of BR0212708A publication Critical patent/BR0212708A/pt
Publication of BR0212708B1 publication Critical patent/BR0212708B1/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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • 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
    • 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
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0273—Final recrystallisation annealing
    • 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
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • 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
    • C22C38/18—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
    • 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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
    • C23C2/0224—Two or more thermal pretreatments
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching
    • 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
    • C21D8/0278—Modifying the physical properties 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Coating With Molten Metal (AREA)
  • Heat Treatment Of Steel (AREA)
  • Electroplating And Plating Baths Therefor (AREA)

Abstract

"COMPOSIçãO DE UM AçO DE RESISTêNCIA ULTRA ELEVADA, PROCESSO DE PRODUçãO DE UM PRODUTO EM AçO DE RESISTêNCIA ULTRA ELEVADA E O PRODUTO OBTIDO". A presente invenção compreende uma composição de aço de resistência ultra elevada destinada a ser usada num processo que compreenda pelo menos uma etapa de laminagem a quente. De acordo com a invenção, tal composição possui o seguinte conteúdo: C: entre 1000ppm e 2500ppm; Mn: entre 12000ppm e 25000ppm; Si: entre 1500ppm e 3000ppm; P: entre 100ppm e 600ppm; S: máximo 50ppm; N: máximo 100ppm; Al: máximo 1000ppm; B: entre 10ppm e 35ppm; Tifator=Ti - 3,42N+10 : entre 0ppm e 400ppm; Nb: entre 200ppm e 800ppm; Cr: entre 2500ppm e 7500ppm; Mo: entre 1000ppm e 2500ppm; Ca: entre 0ppm e 50ppm; sendo o remanescente substancialmente constituído por ferro e impurezas ocasionais.
BRPI0212708-3A 2001-08-29 2002-08-28 produto de aÇo e processo de produÇço de um produto de aÇo. BR0212708B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP01870186A EP1288322A1 (en) 2001-08-29 2001-08-29 An ultra high strength steel composition, the process of production of an ultra high strength steel product and the product obtained
EP01870186.2 2001-08-29
PCT/BE2002/000139 WO2003018858A1 (en) 2001-08-29 2002-08-28 An ultra high strength steel composition, the process of production of an ultra high strength steel product and the product obtained

Publications (2)

Publication Number Publication Date
BR0212708A true BR0212708A (pt) 2004-08-03
BR0212708B1 BR0212708B1 (pt) 2010-12-14

Family

ID=8185014

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0212708-3A BR0212708B1 (pt) 2001-08-29 2002-08-28 produto de aÇo e processo de produÇço de um produto de aÇo.

Country Status (12)

Country Link
US (1) US8715427B2 (pt)
EP (2) EP1288322A1 (pt)
JP (2) JP4738735B2 (pt)
KR (2) KR101047901B1 (pt)
CN (1) CN100339500C (pt)
AT (1) ATE348898T1 (pt)
BR (1) BR0212708B1 (pt)
CA (1) CA2456495C (pt)
DE (1) DE60216934T3 (pt)
ES (1) ES2278044T5 (pt)
RU (1) RU2318911C2 (pt)
WO (1) WO2003018858A1 (pt)

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CA2456495C (en) 2012-03-20
EP1423547A1 (en) 2004-06-02
DE60216934D1 (de) 2007-02-01
ATE348898T1 (de) 2007-01-15
BR0212708B1 (pt) 2010-12-14
WO2003018858A1 (en) 2003-03-06
CN100339500C (zh) 2007-09-26
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US20040238080A1 (en) 2004-12-02
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EP1288322A1 (en) 2003-03-05
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JP2005528519A (ja) 2005-09-22
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RU2004105848A (ru) 2005-06-10
CA2456495A1 (en) 2003-03-06

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