JP7099656B1 - 鋼板およびその製造方法 - Google Patents

鋼板およびその製造方法 Download PDF

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Publication number
JP7099656B1
JP7099656B1 JP2022505645A JP2022505645A JP7099656B1 JP 7099656 B1 JP7099656 B1 JP 7099656B1 JP 2022505645 A JP2022505645 A JP 2022505645A JP 2022505645 A JP2022505645 A JP 2022505645A JP 7099656 B1 JP7099656 B1 JP 7099656B1
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Japan
Prior art keywords
less
steel sheet
rolling
steel
content
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JP2022505645A
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English (en)
Japanese (ja)
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JPWO2022045349A1 (ko
Inventor
大貴 今城
啓介 中井
真吾 中村
祥晃 新宅
清孝 中島
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Nippon Steel Corp
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Nippon Steel Corp
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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
    • 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
    • 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
    • C21D8/0221—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
    • 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
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/54—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
    • C21D2211/002—Bainite

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 Steel (AREA)
JP2022505645A 2020-08-31 2021-08-31 鋼板およびその製造方法 Active JP7099656B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020145737 2020-08-31
JP2020145737 2020-08-31
PCT/JP2021/031918 WO2022045349A1 (ja) 2020-08-31 2021-08-31 鋼板およびその製造方法

Publications (2)

Publication Number Publication Date
JPWO2022045349A1 JPWO2022045349A1 (ko) 2022-03-03
JP7099656B1 true JP7099656B1 (ja) 2022-07-12

Family

ID=80353519

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022505645A Active JP7099656B1 (ja) 2020-08-31 2021-08-31 鋼板およびその製造方法

Country Status (4)

Country Link
JP (1) JP7099656B1 (ko)
KR (1) KR20220147130A (ko)
CN (1) CN115349027B (ko)
WO (1) WO2022045349A1 (ko)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007169678A (ja) * 2005-12-19 2007-07-05 Kobe Steel Ltd 疲労亀裂進展抑制に優れた鋼板
JP2008280602A (ja) * 2007-05-14 2008-11-20 Nippon Steel Corp 高生産性型高強度・高靭性鋼板とその製造方法
WO2018020660A1 (ja) * 2016-07-29 2018-02-01 新日鐵住金株式会社 高強度鋼板
JP2019023323A (ja) * 2017-07-21 2019-02-14 新日鐵住金株式会社 鋼板および鋼板の製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5381440B2 (ja) * 2009-07-16 2014-01-08 新日鐵住金株式会社 アレスト性に優れた厚肉低温用鋼板およびその製造方法
BR112012019769B1 (pt) * 2010-02-08 2018-05-02 Nippon Steel & Sumitomo Metal Corporation Método de produção de placa de aço.
WO2011099408A1 (ja) * 2010-02-15 2011-08-18 新日本製鐵株式会社 厚鋼板の製造方法
JP5240407B2 (ja) * 2010-04-28 2013-07-17 新日鐵住金株式会社 動的強度に優れた複相熱延鋼板およびその製造方法
JP6245417B1 (ja) * 2016-04-19 2017-12-13 新日鐵住金株式会社 鋼材
JP6926772B2 (ja) 2017-07-21 2021-08-25 日本製鉄株式会社 鋼板
JP6926774B2 (ja) 2017-07-21 2021-08-25 日本製鉄株式会社 鋼板および鋼板の製造方法
JP6828638B2 (ja) 2017-08-14 2021-02-10 日本製鉄株式会社 鋼板および鋼板の製造方法
WO2019069771A1 (ja) 2017-10-03 2019-04-11 新日鐵住金株式会社 鋼板および鋼板の製造方法
JP7248885B2 (ja) * 2019-01-24 2023-03-30 日本製鉄株式会社 鋼板及び鋼板の製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007169678A (ja) * 2005-12-19 2007-07-05 Kobe Steel Ltd 疲労亀裂進展抑制に優れた鋼板
JP2008280602A (ja) * 2007-05-14 2008-11-20 Nippon Steel Corp 高生産性型高強度・高靭性鋼板とその製造方法
WO2018020660A1 (ja) * 2016-07-29 2018-02-01 新日鐵住金株式会社 高強度鋼板
JP2019023323A (ja) * 2017-07-21 2019-02-14 新日鐵住金株式会社 鋼板および鋼板の製造方法

Also Published As

Publication number Publication date
WO2022045349A1 (ja) 2022-03-03
JPWO2022045349A1 (ko) 2022-03-03
CN115349027B (zh) 2023-08-04
KR20220147130A (ko) 2022-11-02
CN115349027A (zh) 2022-11-15

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