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KR20220050935A - 고강도 강 제품 및 이의 제조를 위한 어닐링 공정 - Google Patents

고강도 강 제품 및 이의 제조를 위한 어닐링 공정 Download PDF

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Publication number
KR20220050935A
KR20220050935A KR1020227009048A KR20227009048A KR20220050935A KR 20220050935 A KR20220050935 A KR 20220050935A KR 1020227009048 A KR1020227009048 A KR 1020227009048A KR 20227009048 A KR20227009048 A KR 20227009048A KR 20220050935 A KR20220050935 A KR 20220050935A
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South Korea
Prior art keywords
sheet product
steel sheet
weight
rolled steel
less
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Pending
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KR1020227009048A
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English (en)
Korean (ko)
Inventor
데이비드 폴 호이딕
에듀아르도 아우구스토 실바
매튜 마이클 맥코스비
Original Assignee
유나이테드 스테이츠 스틸 코포레이션
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Priority claimed from US16/544,127 external-priority patent/US11993823B2/en
Application filed by 유나이테드 스테이츠 스틸 코포레이션 filed Critical 유나이테드 스테이츠 스틸 코포레이션
Publication of KR20220050935A publication Critical patent/KR20220050935A/ko
Pending legal-status Critical Current

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    • 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
    • C21D9/48—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
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    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
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    • C21D1/185—Hardening; Quenching with or without subsequent tempering from an intercritical temperature
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    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
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    • C21D1/18—Hardening; Quenching with or without subsequent tempering
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    • 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
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    • 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
    • C21D8/0405—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 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
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    • 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
    • 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
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    • 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
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    • 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
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KR1020227009048A 2019-08-19 2020-08-18 고강도 강 제품 및 이의 제조를 위한 어닐링 공정 Pending KR20220050935A (ko)

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US16/544,127 US11993823B2 (en) 2016-05-10 2019-08-19 High strength annealed steel products and annealing processes for making the same
US16/544,127 2019-08-19
PCT/US2020/046847 WO2021034851A1 (fr) 2019-08-19 2020-08-18 Produits en acier à haute résistance et procédés de recuit pour les fabriquer

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CA3151124A1 (fr) 2021-02-25
AU2020335005A1 (en) 2022-03-03
BR112022003136A2 (pt) 2022-05-17
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MX2022002080A (es) 2022-03-17
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