KR20220092977A - 강판 및 그 제조 방법 - Google Patents

강판 및 그 제조 방법 Download PDF

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Publication number
KR20220092977A
KR20220092977A KR1020227019101A KR20227019101A KR20220092977A KR 20220092977 A KR20220092977 A KR 20220092977A KR 1020227019101 A KR1020227019101 A KR 1020227019101A KR 20227019101 A KR20227019101 A KR 20227019101A KR 20220092977 A KR20220092977 A KR 20220092977A
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KR
South Korea
Prior art keywords
ferrite
temperature
less
toughness
steel
Prior art date
Application number
KR1020227019101A
Other languages
English (en)
Korean (ko)
Inventor
류헤이 다케시타
료 아라오
게이지 우에다
Original Assignee
제이에프이 스틸 가부시키가이샤
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.)
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Publication date
Application filed by 제이에프이 스틸 가부시키가이샤 filed Critical 제이에프이 스틸 가부시키가이샤
Publication of KR20220092977A publication Critical patent/KR20220092977A/ko

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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
    • 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
    • C22C38/001—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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing 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
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of 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
    • 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
    • C21D2211/005—Ferrite

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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 Steel (AREA)
KR1020227019101A 2020-03-30 2021-01-27 강판 및 그 제조 방법 KR20220092977A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020061190 2020-03-30
JPJP-P-2020-061190 2020-03-30
PCT/JP2021/002892 WO2021199629A1 (ja) 2020-03-30 2021-01-27 鋼板およびその製造方法

Publications (1)

Publication Number Publication Date
KR20220092977A true KR20220092977A (ko) 2022-07-04

Family

ID=77930256

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227019101A KR20220092977A (ko) 2020-03-30 2021-01-27 강판 및 그 제조 방법

Country Status (4)

Country Link
JP (1) JP7276443B2 (zh)
KR (1) KR20220092977A (zh)
CN (1) CN115135787A (zh)
WO (1) WO2021199629A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230159568A (ko) * 2021-07-02 2023-11-21 제이에프이 스틸 가부시키가이샤 고강도 강판 및 그 제조 방법
WO2023276516A1 (ja) * 2021-07-02 2023-01-05 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
JP7444339B1 (ja) 2022-06-01 2024-03-06 Ｊｆｅスチール株式会社 大入熱溶接用鋼板およびその製造方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5526164A (en) 1978-08-14 1980-02-25 Fuji Kikai Seisakusho Kk Product supplying device
JPH0517300A (ja) 1991-07-05 1993-01-26 Hikari Gijutsu Kenkyu Kaihatsu Kk 化合物半導体基体のエツチング方法および製造方法
JPH0768577A (ja) 1990-03-30 1995-03-14 B F Goodrich Co:The 三軸編組み複合ナット及びボルト
JP2950076B2 (ja) 1993-01-08 1999-09-20 住友金属工業株式会社 溶接構造物用鋼
JP2005336602A (ja) 2004-04-28 2005-12-08 Nippon Steel Corp 入熱２０〜１００ｋＪ／ｍｍの大入熱溶接用高ＨＡＺ靭性鋼材
JP3733898B2 (ja) 2001-11-30 2006-01-11 Ｊｆｅスチール株式会社 大入熱溶接部靱性に優れた厚肉高張力鋼材の製造方法
JP4332064B2 (ja) 2004-05-07 2009-09-16 新日本製鐵株式会社 入熱２０〜１００ｋＪ／ｍｍの大入熱溶接用高ＨＡＺ靭性鋼材

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3262972B2 (ja) * 1995-07-31 2002-03-04 新日本製鐵株式会社 低降伏比を有する低温靭性に優れた溶接性高強度鋼
JP3842836B2 (ja) * 1996-01-24 2006-11-08 新日本製鐵株式会社 低温靱性に優れた高張力鋼材の製造方法
JP5147276B2 (ja) 2007-03-30 2013-02-20 株式会社神戸製鋼所 脆性亀裂発生抑制・停止特性および溶接熱影響部の低温靭性に優れた高張力鋼板
BR112014028230B1 (pt) 2012-05-21 2019-10-29 Jfe Steel Corp chapa de aço grossa de alta resistência para uso estrutural que tenha excelente capacidade de interrupção de fratura frágil, e método para produção da mesma
JP6299935B2 (ja) 2016-01-29 2018-03-28 Ｊｆｅスチール株式会社 高強度・高靭性鋼管用鋼板およびその製造方法
TW202003873A (zh) 2018-05-07 2020-01-16 日商日本製鐵股份有限公司 熱軋鋼板及其製造方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5526164A (en) 1978-08-14 1980-02-25 Fuji Kikai Seisakusho Kk Product supplying device
JPH0768577A (ja) 1990-03-30 1995-03-14 B F Goodrich Co:The 三軸編組み複合ナット及びボルト
JPH0517300A (ja) 1991-07-05 1993-01-26 Hikari Gijutsu Kenkyu Kaihatsu Kk 化合物半導体基体のエツチング方法および製造方法
JP2950076B2 (ja) 1993-01-08 1999-09-20 住友金属工業株式会社 溶接構造物用鋼
JP3733898B2 (ja) 2001-11-30 2006-01-11 Ｊｆｅスチール株式会社 大入熱溶接部靱性に優れた厚肉高張力鋼材の製造方法
JP2005336602A (ja) 2004-04-28 2005-12-08 Nippon Steel Corp 入熱２０〜１００ｋＪ／ｍｍの大入熱溶接用高ＨＡＺ靭性鋼材
JP4332064B2 (ja) 2004-05-07 2009-09-16 新日本製鐵株式会社 入熱２０〜１００ｋＪ／ｍｍの大入熱溶接用高ＨＡＺ靭性鋼材

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Publication number Publication date
WO2021199629A1 (ja) 2021-10-07
JPWO2021199629A1 (zh) 2021-10-07
JP7276443B2 (ja) 2023-05-18
CN115135787A (zh) 2022-09-30

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