BR112021021482A2 - Chapa de aço laminada a frio e revestida, método de produção de uma chapa de aço laminada a frio e revestida, uso de uma chapa de aço e veículo - Google Patents

Chapa de aço laminada a frio e revestida, método de produção de uma chapa de aço laminada a frio e revestida, uso de uma chapa de aço e veículo

Info

Publication number
BR112021021482A2
BR112021021482A2 BR112021021482A BR112021021482A BR112021021482A2 BR 112021021482 A2 BR112021021482 A2 BR 112021021482A2 BR 112021021482 A BR112021021482 A BR 112021021482A BR 112021021482 A BR112021021482 A BR 112021021482A BR 112021021482 A2 BR112021021482 A2 BR 112021021482A2
Authority
BR
Brazil
Prior art keywords
steel sheet
cold
rolled
coated steel
coated
Prior art date
Application number
BR112021021482A
Other languages
English (en)
Inventor
Pascal Lorenzini
Original Assignee
Arcelormittal
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 Arcelormittal filed Critical Arcelormittal
Publication of BR112021021482A2 publication Critical patent/BR112021021482A2/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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of 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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
    • B21C47/02—Winding-up or coiling
    • 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
    • C21D1/26—Methods of annealing
    • C21D1/32—Soft annealing, e.g. spheroidising
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • 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
    • 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
    • C21D8/0236—Cold 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
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties 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 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium with copper
    • 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
    • C22C38/26—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
    • C22C38/18—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
    • 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
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/06—Zinc or cadmium or alloys based thereon
    • 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
    • C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36—Elongated material
    • C23C2/40—Plates; 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/001—Austenite
    • 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
    • C21D2211/005—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

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Metal Rolling (AREA)

Abstract

chapa de aço laminada a frio e revestida, método de produção de uma chapa de aço laminada a frio e revestida, uso de uma chapa de aço e veículo. uma chapa de aço laminada a frio e revestida com uma composição que compreende os seguintes elementos, 0,12% = carbono = 0,2%, 1,7% = manganês = 2,10%, 0,1% = silício = 0,5%, 0,1% = alumínio = 0,8%, 0,1% = cromo = 0,5%, 0% = fósforo = 0,09%, 0% = enxofre = 0,09%, 0% = nitrogênio = 0,09%, níquel = 3%, nióbio = 0,1%, titânio = 0,1%, cálcio = 0,005%, cobre = 2%, molibdênio = 0,5%, vanádio = 0,1%, boro = 0,003%, cério = 0,1%, magnésio ? 0,010%, zircônio ? 0,010% sendo a composição restante composta de ferro e impurezas inevitáveis causadas pelo processamento, a microestrutura da referida chapa de aço compreendendo, em fração de área, 10 a 60% de bainita, 25 a 55% de ferrita, 5% a 15% de austenita residual, em que o teor de carbono na austenita residual está entre 0,7% e 1% e 5% a 18% de martensita, em que a quantidade acumulada de bainita e ferrita é de pelo menos 70%.
BR112021021482A 2019-06-03 2020-04-02 Chapa de aço laminada a frio e revestida, método de produção de uma chapa de aço laminada a frio e revestida, uso de uma chapa de aço e veículo BR112021021482A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/IB2019/054576 WO2020245626A1 (en) 2019-06-03 2019-06-03 Cold rolled and coated steel sheet and a method of manufacturing thereof
PCT/IB2020/053154 WO2020245668A1 (en) 2019-06-03 2020-04-02 Cold rolled and coated steel sheet and a method of manufacturing thereof

Publications (1)

Publication Number Publication Date
BR112021021482A2 true BR112021021482A2 (pt) 2021-12-21

Family

ID=67003571

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021021482A BR112021021482A2 (pt) 2019-06-03 2020-04-02 Chapa de aço laminada a frio e revestida, método de produção de uma chapa de aço laminada a frio e revestida, uso de uma chapa de aço e veículo

Country Status (11)

Country Link
US (1) US20220325369A1 (pt)
EP (1) EP3976840A1 (pt)
JP (1) JP7463408B2 (pt)
KR (1) KR20220003081A (pt)
CN (1) CN113840930A (pt)
BR (1) BR112021021482A2 (pt)
CA (1) CA3141566C (pt)
MA (1) MA56012A (pt)
MX (1) MX2021014459A (pt)
WO (2) WO2020245626A1 (pt)
ZA (1) ZA202108100B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE545209C2 (en) * 2020-12-23 2023-05-23 Voestalpine Stahl Gmbh Coiling temperature influenced cold rolled strip or steel
DE102021121997A1 (de) * 2021-08-25 2023-03-02 Thyssenkrupp Steel Europe Ag Kaltgewalztes Stahlflachprodukt und Verfahren zu seiner Herstellung
DE102022132188A1 (de) * 2022-12-05 2024-06-06 Salzgitter Flachstahl Gmbh Verfahren zur Herstellung eines hochfesten Stahlflachproduktes mit einem Mehrphasengefüge und entsprechendes hochfestes Stahlflachprodukt

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5320681B2 (ja) 2007-03-19 2013-10-23 Ｊｆｅスチール株式会社 高強度冷延鋼板及び高強度冷延鋼板の製造方法
JP5151246B2 (ja) 2007-05-24 2013-02-27 Ｊｆｅスチール株式会社 深絞り性と強度−延性バランスに優れた高強度冷延鋼板および高強度溶融亜鉛めっき鋼板ならびにその製造方法
BRPI0911458A2 (pt) * 2008-04-10 2017-10-10 Nippon Steel Corp chapa de aço de alta resistencia e chapa de aço galvanizado que possuem um equilíbrio muito bom entre expansibilidade de orifício e flexibilidade e também excelente resistência á fadiga e métodos de produção das chapas de aço
JP2013515167A (ja) 2009-12-21 2013-05-02 タタ、スティール、アイモイデン、ベスローテン、フェンノートシャップ 高強度溶融亜鉛めっき鋼帯
CN102409222B (zh) * 2010-09-21 2014-09-03 鞍钢股份有限公司 连续退火或热镀锌的冷轧相变诱导塑性钢板及其制备方法
JP5298114B2 (ja) * 2010-12-27 2013-09-25 株式会社神戸製鋼所 塗膜密着性と加工性に優れた高強度冷延鋼板、及びその製造方法
EP2768989B1 (en) 2011-09-13 2015-11-18 Tata Steel IJmuiden BV High strength hot dip galvanised steel strip
EP2762602B1 (en) * 2011-09-30 2018-06-06 Nippon Steel & Sumitomo Metal Corporation Alloyed hot-dip galvanized steel sheet
RU2581330C2 (ru) * 2012-01-13 2016-04-20 Ниппон Стил Энд Сумитомо Метал Корпорейшн Горячештампованная сталь и способ изготовления горячештампованной стали
KR101656977B1 (ko) * 2012-04-10 2016-09-12 신닛테츠스미킨 카부시키카이샤 충격 흡수 부재에 적합한 강판과 그 제조 방법
CN104583424B (zh) * 2012-06-05 2017-03-08 蒂森克虏伯钢铁欧洲股份公司 钢、扁钢产品和扁钢产品的制造方法
KR20150132208A (ko) 2013-03-11 2015-11-25 타타 스틸 이즈무이덴 베.뷔. 고강도 용융 침지 아연도금 복합상 강 스트립
CN107787375A (zh) * 2015-07-01 2018-03-09 塔塔钢铁艾默伊登有限责任公司 高强度热镀锌钢带材
WO2017125773A1 (en) * 2016-01-18 2017-07-27 Arcelormittal High strength steel sheet having excellent formability and a method of manufacturing the same
JP6237963B1 (ja) * 2016-03-07 2017-11-29 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
JP6315044B2 (ja) * 2016-08-31 2018-04-25 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
CN111979489B (zh) 2020-09-07 2021-11-16 鞍钢股份有限公司 一种780MPa级高塑性冷轧DH钢及其制备方法

Also Published As

Publication number Publication date
CN113840930A (zh) 2021-12-24
KR20220003081A (ko) 2022-01-07
CA3141566C (en) 2023-10-31
EP3976840A1 (en) 2022-04-06
WO2020245626A1 (en) 2020-12-10
MA56012A (fr) 2022-04-06
MX2021014459A (es) 2022-01-06
US20220325369A1 (en) 2022-10-13
WO2020245668A1 (en) 2020-12-10
JP2022535254A (ja) 2022-08-05
JP7463408B2 (ja) 2024-04-08
ZA202108100B (en) 2022-08-31
CA3141566A1 (en) 2020-12-10

Similar Documents

Publication Publication Date Title
MX2020004769A (es) Hoja de acero laminada en frio y un metodo para la fabricacion de la misma.
BR112018013375A2 (pt) ?chapa de aço e método de fabricação de uma chapa de aço?
BR112021021482A2 (pt) Chapa de aço laminada a frio e revestida, método de produção de uma chapa de aço laminada a frio e revestida, uso de uma chapa de aço e veículo
BR112015011302A2 (pt) chapa de aço laminada a quente com alta resistência que tem excelente endurecibilidade por cozimento e tenacidade de baixa temperatura com resistência à tração máxima de 980 mpa ou mais
MX2020004787A (es) Hoja de acero tratada termicamente laminada en frio y un metodo de fabricacion de la misma.
MX2019007165A (es) Lamina de acero templada y recubierta que tiene excelente conformabilidad y metodo para fabricar la misma.
BR112022010056A2 (pt) Chapa de aço laminada a quente, método de produção de uma chapa de aço laminada a quente, uso de uma chapa de aço e máquina industrial
UA124354C2 (uk) Відпущена листова сталь з покриттям, яка характеризується чудовою деформованістю, і спосіб її виготовлення
MX2020004784A (es) Hoja de acero laminada en frio y tratada termicamente y un metodo de fabricacion de la misma.
MX2019007170A (es) Hoja de acero enrollada en frio, de alta resistencia con alta capacidad de formacion y un metodo para fabricar la misma.
BR112018012681A2 (pt) chapa de aço de alta resistência e chapa de aço galvanizada de alta resistência
BR112017025366A2 (pt) ?chapa de aço, método para fabricação de uma chapa laminada a frio e recozida e uso de chapas de aço?
BR112019025042A2 (pt) Vergalhão laminado para aço para mola
BR112018070771A2 (pt) chapa de aço resistente à abrasão e método para produzir chapa de aço resistente à abrasão
BR112014015440A2 (pt) chapa de aço de alta resistência revestida por imersão a quente para trabalho de prensagem excelente em tenacidade a baixa temperatura e resistência à corrosão e método para produção da mesma
BR112015005216A2 (pt) Liga de aço para aço de alta resistência e baixa liga
MX2021003458A (es) Hoja de acero laminada en caliente y un metodo de fabricacion de la misma.
BR112014006360A2 (pt) arame de aço com alto teor de carbono temperado e particionado
BR112021019860A2 (pt) Produto de aço de alta dureza e método de fabricação do mesmo
BR112022023758A2 (pt) Chapa de aço laminada a frio e tratada termicamente, método de fabricação de uma chapa de aço laminada a frio e tratada termicamente, uso de uma chapa de aço e veículo
BR112022024442A2 (pt) Chapa de aço laminada a frio, método de produção de uma chapa de aço laminada a frio, uso de uma chapa de aço e veículo
MX2020006340A (es) Hoja de acero laminada en frio y recubierta y un metodo de fabricacion de la misma.
BR112022006193A2 (pt) Chapa de aço laminada a frio com tratamento a quente e método de fabricação de chapas de aço laminadas a frio com tratamento a quente
BR112022001623A2 (pt) Placa de aço de alta resistência para um tubo de linha resistente a ácido, método de produção da mesma, e tubo de aço de alta resistência
MX2021003290A (es) Hoja de acero laminada en frio y recubierta y un metodo de fabricacion de la misma.

Legal Events

Date Code Title Description
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]