JP7748014B2 - 鋼板 - Google Patents

鋼板

Info

Publication number
JP7748014B2
JP7748014B2 JP2025506683A JP2025506683A JP7748014B2 JP 7748014 B2 JP7748014 B2 JP 7748014B2 JP 2025506683 A JP2025506683 A JP 2025506683A JP 2025506683 A JP2025506683 A JP 2025506683A JP 7748014 B2 JP7748014 B2 JP 7748014B2
Authority
JP
Japan
Prior art keywords
less
steel sheet
content
average
retained austenite
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
JP2025506683A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024190415A5 (https=
JPWO2024190415A1 (https=
Inventor
克哉 中野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of JPWO2024190415A1 publication Critical patent/JPWO2024190415A1/ja
Publication of JPWO2024190415A5 publication Critical patent/JPWO2024190415A5/ja
Application granted granted Critical
Publication of JP7748014B2 publication Critical patent/JP7748014B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C22C38/04—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
    • 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
    • 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
    • C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
    • 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
    • C22C38/40—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
    • C22C38/46—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
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • 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
    • C22C38/18—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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • C—CHEMISTRY; METALLURGY
    • 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)
  • Heat Treatment Of Sheet Steel (AREA)
JP2025506683A 2023-03-10 2024-02-28 鋼板 Active JP7748014B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2023037928 2023-03-10
JP2023037928 2023-03-10
PCT/JP2024/007284 WO2024190415A1 (ja) 2023-03-10 2024-02-28 鋼板

Publications (3)

Publication Number Publication Date
JPWO2024190415A1 JPWO2024190415A1 (https=) 2024-09-19
JPWO2024190415A5 JPWO2024190415A5 (https=) 2025-09-02
JP7748014B2 true JP7748014B2 (ja) 2025-10-02

Family

ID=92754988

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2025506683A Active JP7748014B2 (ja) 2023-03-10 2024-02-28 鋼板

Country Status (5)

Country Link
JP (1) JP7748014B2 (https=)
KR (1) KR20250140093A (https=)
CN (1) CN120731287A (https=)
MX (1) MX2025010597A (https=)
WO (1) WO2024190415A1 (https=)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017145468A (ja) 2016-02-18 2017-08-24 新日鐵住金株式会社 高強度鋼板
WO2018073919A1 (ja) 2016-10-19 2018-04-26 新日鐵住金株式会社 めっき鋼板、溶融亜鉛めっき鋼板の製造方法及び合金化溶融亜鉛めっき鋼板の製造方法
WO2018151322A1 (ja) 2017-02-20 2018-08-23 新日鐵住金株式会社 高強度鋼板
WO2020080493A1 (ja) 2018-10-17 2020-04-23 日本製鉄株式会社 鋼板及び鋼板の製造方法
WO2020221889A1 (en) 2019-04-30 2020-11-05 Tata Steel Nederland Technology B.V. A high strength steel product and a process to produce a high strength steel product
WO2022172540A1 (ja) 2021-02-10 2022-08-18 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
WO2023095870A1 (ja) 2021-11-26 2023-06-01 日本製鉄株式会社 亜鉛めっき鋼板

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6179676B2 (ja) 2014-10-30 2017-08-16 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
WO2021200169A1 (ja) 2020-04-02 2021-10-07 日本製鉄株式会社 鋼板

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017145468A (ja) 2016-02-18 2017-08-24 新日鐵住金株式会社 高強度鋼板
WO2018073919A1 (ja) 2016-10-19 2018-04-26 新日鐵住金株式会社 めっき鋼板、溶融亜鉛めっき鋼板の製造方法及び合金化溶融亜鉛めっき鋼板の製造方法
WO2018151322A1 (ja) 2017-02-20 2018-08-23 新日鐵住金株式会社 高強度鋼板
WO2020080493A1 (ja) 2018-10-17 2020-04-23 日本製鉄株式会社 鋼板及び鋼板の製造方法
WO2020221889A1 (en) 2019-04-30 2020-11-05 Tata Steel Nederland Technology B.V. A high strength steel product and a process to produce a high strength steel product
WO2022172540A1 (ja) 2021-02-10 2022-08-18 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
WO2023095870A1 (ja) 2021-11-26 2023-06-01 日本製鉄株式会社 亜鉛めっき鋼板

Also Published As

Publication number Publication date
WO2024190415A1 (ja) 2024-09-19
MX2025010597A (es) 2025-10-01
CN120731287A (zh) 2025-09-30
KR20250140093A (ko) 2025-09-24
JPWO2024190415A1 (https=) 2024-09-19

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