WO2021125602A3 - 가공성이 우수한 고강도 강판 및 그 제조방법 - Google Patents

가공성이 우수한 고강도 강판 및 그 제조방법 Download PDF

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WO2021125602A3
WO2021125602A3 PCT/KR2020/016830 KR2020016830W WO2021125602A3 WO 2021125602 A3 WO2021125602 A3 WO 2021125602A3 KR 2020016830 W KR2020016830 W KR 2020016830W WO 2021125602 A3 WO2021125602 A3 WO 2021125602A3
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steel sheet
manufacturing same
high strength
strength steel
excellent workability
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PCT/KR2020/016830
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English (en)
French (fr)
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WO2021125602A2 (ko
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이재훈
한태교
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주식회사 포스코
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Priority to CN202080088482.4A priority Critical patent/CN114846168A/zh
Priority to US17/786,424 priority patent/US20230027722A1/en
Priority to EP20901231.9A priority patent/EP4079899A4/en
Priority to JP2022536970A priority patent/JP7417739B2/ja
Publication of WO2021125602A2 publication Critical patent/WO2021125602A2/ko
Publication of WO2021125602A3 publication Critical patent/WO2021125602A3/ko

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    • C—CHEMISTRY; METALLURGY
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    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
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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
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    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
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    • 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
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)

Abstract

본 발명은 자동차 부품 등에 사용될 수 있는 강판에 관한 것으로서, 강도와 연성의 밸런스 및 강도와 구멍확장성의 밸런스가 우수하고, 굽힘가공성이 우수한 강판과 이를 제조하는 방법에 관한 것이다.
PCT/KR2020/016830 2019-12-18 2020-11-25 가공성이 우수한 고강도 강판 및 그 제조방법 WO2021125602A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN202080088482.4A CN114846168A (zh) 2019-12-18 2020-11-25 加工性优异的高强度钢板及其制造方法
US17/786,424 US20230027722A1 (en) 2019-12-18 2020-11-25 High strength steel sheet having excellent workability and method for manufacturing same
EP20901231.9A EP4079899A4 (en) 2019-12-18 2020-11-25 HIGH STRENGTH STEEL SHEET HAVING EXCELLENT BENDABILITY AND METHOD OF MANUFACTURING THEREOF
JP2022536970A JP7417739B2 (ja) 2019-12-18 2020-11-25 加工性に優れた高強度鋼板及びその製造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020190169609A KR102321295B1 (ko) 2019-12-18 2019-12-18 가공성이 우수한 고강도 강판 및 그 제조방법
KR10-2019-0169609 2019-12-18

Publications (2)

Publication Number Publication Date
WO2021125602A2 WO2021125602A2 (ko) 2021-06-24
WO2021125602A3 true WO2021125602A3 (ko) 2021-08-05

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PCT/KR2020/016830 WO2021125602A2 (ko) 2019-12-18 2020-11-25 가공성이 우수한 고강도 강판 및 그 제조방법

Country Status (6)

Country Link
US (1) US20230027722A1 (ko)
EP (1) EP4079899A4 (ko)
JP (1) JP7417739B2 (ko)
KR (1) KR102321295B1 (ko)
CN (1) CN114846168A (ko)
WO (1) WO2021125602A2 (ko)

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