JP7755220B1 - 鋼板 - Google Patents

鋼板

Info

Publication number
JP7755220B1
JP7755220B1 JP2025534737A JP2025534737A JP7755220B1 JP 7755220 B1 JP7755220 B1 JP 7755220B1 JP 2025534737 A JP2025534737 A JP 2025534737A JP 2025534737 A JP2025534737 A JP 2025534737A JP 7755220 B1 JP7755220 B1 JP 7755220B1
Authority
JP
Japan
Prior art keywords
less
martensite
steel sheet
ferrite
content
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
JP2025534737A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2025154663A5 (https=
JPWO2025154663A1 (https=
Inventor
諭 弘中
克哉 中野
真衣 永野
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 JPWO2025154663A1 publication Critical patent/JPWO2025154663A1/ja
Application granted granted Critical
Publication of JP7755220B1 publication Critical patent/JP7755220B1/ja
Publication of JPWO2025154663A5 publication Critical patent/JPWO2025154663A5/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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

Landscapes

  • 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)
JP2025534737A 2024-01-19 2025-01-10 鋼板 Active JP7755220B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2024006631 2024-01-19
JP2024006631 2024-01-19
PCT/JP2025/000601 WO2025154663A1 (ja) 2024-01-19 2025-01-10 鋼板

Publications (3)

Publication Number Publication Date
JPWO2025154663A1 JPWO2025154663A1 (https=) 2025-07-24
JP7755220B1 true JP7755220B1 (ja) 2025-10-16
JPWO2025154663A5 JPWO2025154663A5 (https=) 2025-12-16

Family

ID=96471561

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2025534737A Active JP7755220B1 (ja) 2024-01-19 2025-01-10 鋼板

Country Status (2)

Country Link
JP (1) JP7755220B1 (https=)
WO (1) WO2025154663A1 (https=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009099251A1 (ja) * 2008-02-08 2009-08-13 Jfe Steel Corporation 加工性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法
WO2016178430A1 (ja) * 2015-05-07 2016-11-10 新日鐵住金株式会社 高強度鋼板及びその製造方法
JP2017088944A (ja) * 2015-11-06 2017-05-25 新日鐵住金株式会社 高強度鋼板及びその製造方法
WO2019107042A1 (ja) * 2017-11-29 2019-06-06 Ｊｆｅスチール株式会社 高強度冷延鋼板およびその製造方法
WO2020121417A1 (ja) * 2018-12-11 2020-06-18 日本製鉄株式会社 成形性、靱性、及び、溶接性に優れた高強度鋼板、及び、その製造方法
WO2021230079A1 (ja) * 2020-05-11 2021-11-18 Ｊｆｅスチール株式会社 鋼板、部材及びそれらの製造方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009099251A1 (ja) * 2008-02-08 2009-08-13 Jfe Steel Corporation 加工性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法
WO2016178430A1 (ja) * 2015-05-07 2016-11-10 新日鐵住金株式会社 高強度鋼板及びその製造方法
JP2017088944A (ja) * 2015-11-06 2017-05-25 新日鐵住金株式会社 高強度鋼板及びその製造方法
WO2019107042A1 (ja) * 2017-11-29 2019-06-06 Ｊｆｅスチール株式会社 高強度冷延鋼板およびその製造方法
WO2020121417A1 (ja) * 2018-12-11 2020-06-18 日本製鉄株式会社 成形性、靱性、及び、溶接性に優れた高強度鋼板、及び、その製造方法
WO2021230079A1 (ja) * 2020-05-11 2021-11-18 Ｊｆｅスチール株式会社 鋼板、部材及びそれらの製造方法

Also Published As

Publication number Publication date
WO2025154663A1 (ja) 2025-07-24
JPWO2025154663A1 (https=) 2025-07-24

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