MX2023013724A - Hoja de acero galvanizada por inmersion en caliente aleada de alta resistencia y metodo de fabricacion de la misma. - Google Patents

Hoja de acero galvanizada por inmersion en caliente aleada de alta resistencia y metodo de fabricacion de la misma.

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Publication number
MX2023013724A
MX2023013724A MX2023013724A MX2023013724A MX2023013724A MX 2023013724 A MX2023013724 A MX 2023013724A MX 2023013724 A MX2023013724 A MX 2023013724A MX 2023013724 A MX2023013724 A MX 2023013724A MX 2023013724 A MX2023013724 A MX 2023013724A
Authority
MX
Mexico
Prior art keywords
steel sheet
base steel
dip galvanized
vol
alloyed hot
Prior art date
Application number
MX2023013724A
Other languages
English (en)
Inventor
Michitaka Tsunezawa
Sae Hamamoto
Haruka Araki
Original Assignee
Kobe Steel Ltd
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
Priority claimed from JP2021142112A external-priority patent/JP2022182938A/ja
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of MX2023013724A publication Critical patent/MX2023013724A/es

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    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
    • B32B15/013—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
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    • 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
    • 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
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    • 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
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    • 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
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    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
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    • C21—METALLURGY OF IRON
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    • 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
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    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
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    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
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    • C22C38/00—Ferrous alloys, e.g. steel alloys
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    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
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    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
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    • C22C38/00—Ferrous alloys, e.g. steel alloys
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    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
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    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
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    • C22C38/00—Ferrous alloys, e.g. steel alloys
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    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
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    • 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
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    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/009—Pearlite

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Coating With Molten Metal (AREA)

Abstract

Una hoja de acero galvanizada y recocida por inmersión en caliente de alta resistencia de acuerdo con un aspecto de la presente invención incluye una capa de chapado en una superficie de una hoja de acero base, en donde la hoja de acero base satisface una composición química predeterminada, en una estructura metalográfica de la hoja de acero base, una relación de volumen de martensita (incluyendo martensita templada y martensita autotemplada) es 82 % en volumen o más, una relación de volumen de ferrita, perlita y bainita es 13 % en volumen o menos en total, y la relación de volumen de austenita retenida es 5 % en volumen o menos, en una imagen obtenida mediante la observación de la estructura metalográfica de la hoja de acero base con un microscopio electrónico de barrido, el número de láminas a una longitud total de 300 µm, en donde el número se mide por un método de interceptación, es 200 o más, un límite elástico es 970 MPa o más, y una resistencia a la tracción es 1,470 MPa o más.
MX2023013724A 2021-05-26 2022-05-16 Hoja de acero galvanizada por inmersion en caliente aleada de alta resistencia y metodo de fabricacion de la misma. MX2023013724A (es)

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JP2021088740 2021-05-26
JP2021142112A JP2022182938A (ja) 2021-05-26 2021-09-01 高強度合金化溶融亜鉛めっき鋼板およびその製造方法
PCT/JP2022/020394 WO2022249919A1 (ja) 2021-05-26 2022-05-16 高強度合金化溶融亜鉛めっき鋼板およびその製造方法

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Publication number Priority date Publication date Assignee Title
JP5365216B2 (ja) 2008-01-31 2013-12-11 Ｊｆｅスチール株式会社 高強度鋼板とその製造方法
CN108015401B (zh) 2016-11-04 2020-06-23 宝山钢铁股份有限公司 具有良好接头性能的镀锌高强钢电阻点焊方法
US11319622B2 (en) * 2018-03-26 2022-05-03 Kobe Steel, Ltd. High-strength steel sheet and high-strength galvanized steel sheet
JP7134106B2 (ja) 2018-03-26 2022-09-09 株式会社神戸製鋼所 高強度鋼板および高強度亜鉛めっき鋼板
US11753693B2 (en) * 2018-09-28 2023-09-12 Posco Co., Ltd High-strength cold rolled steel sheet having high hole expansion ratio, highstrength hot-dip galvanized steel sheet, and manufacturing methods therefor
CN113544302B (zh) 2019-03-11 2022-11-18 杰富意钢铁株式会社 高强度钢板及其制造方法
MX2021012807A (es) * 2019-05-09 2021-11-12 Nippon Steel Corp Lamina de acero y metodo para producir la misma.
JP7415144B2 (ja) 2019-12-04 2024-01-17 日本製鉄株式会社 オーステナイト系ステンレス鋼
JP6891316B1 (ja) 2020-03-12 2021-06-18 グローバス メディカル インコーポレイティッド 椎間脊椎インプラント

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EP4317508A1 (en) 2024-02-07
US20240240298A1 (en) 2024-07-18

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