CA2691730C - High strength hot rolled thick steel sheet excellent in strength and toughness after heat treatment and method for manufacturing the same - Google Patents

High strength hot rolled thick steel sheet excellent in strength and toughness after heat treatment and method for manufacturing the same Download PDF

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Publication number
CA2691730C
CA2691730C CA2691730A CA2691730A CA2691730C CA 2691730 C CA2691730 C CA 2691730C CA 2691730 A CA2691730 A CA 2691730A CA 2691730 A CA2691730 A CA 2691730A CA 2691730 C CA2691730 C CA 2691730C
Authority
CA
Canada
Prior art keywords
steel sheet
less
hot rolled
heat treatment
strength
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.)
Expired - Fee Related
Application number
CA2691730A
Other languages
English (en)
French (fr)
Other versions
CA2691730A1 (en
Inventor
Kazuhiro Seto
Nobuyuki Nakamura
Akio Kobayashi
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.)
JFE Steel Corp
Original Assignee
JFE 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 JFE Steel Corp filed Critical JFE Steel Corp
Publication of CA2691730A1 publication Critical patent/CA2691730A1/en
Application granted granted Critical
Publication of CA2691730C publication Critical patent/CA2691730C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
    • C21D8/0421—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing characterised by the working steps
    • C21D8/0426—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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
    • C21D8/0447—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing characterised by the heat treatment
    • C21D8/0473—Final recrystallisation annealing
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing 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
    • C22C38/06—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
    • 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)
  • Heat Treatment Of Steel (AREA)
CA2691730A 2007-06-29 2008-06-06 High strength hot rolled thick steel sheet excellent in strength and toughness after heat treatment and method for manufacturing the same Expired - Fee Related CA2691730C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007-171898 2007-06-29
JP2007171898A JP5040475B2 (ja) 2007-06-29 2007-06-29 加工性に優れ、かつ熱処理後の強度靭性に優れた厚肉熱延鋼板およびその製造方法
PCT/JP2008/060805 WO2009004909A1 (ja) 2007-06-29 2008-06-06 加工性に優れ、かつ熱処理後の強度靭性に優れた厚肉熱延鋼板およびその製造方法

Publications (2)

Publication Number Publication Date
CA2691730A1 CA2691730A1 (en) 2009-01-08
CA2691730C true CA2691730C (en) 2015-10-13

Family

ID=40225963

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2691730A Expired - Fee Related CA2691730C (en) 2007-06-29 2008-06-06 High strength hot rolled thick steel sheet excellent in strength and toughness after heat treatment and method for manufacturing the same

Country Status (7)

Country Link
US (1) US20100206439A1 (de)
EP (1) EP2184373B1 (de)
JP (1) JP5040475B2 (de)
KR (1) KR101164470B1 (de)
CN (1) CN101688276B (de)
CA (1) CA2691730C (de)
WO (1) WO2009004909A1 (de)

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* Cited by examiner, † Cited by third party
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JP5194858B2 (ja) * 2008-02-08 2013-05-08 Ｊｆｅスチール株式会社 高強度熱延鋼板およびその製造方法
JP5029749B2 (ja) * 2010-09-17 2012-09-19 Ｊｆｅスチール株式会社 曲げ加工性に優れた高強度熱延鋼板およびその製造方法
JP5029748B2 (ja) * 2010-09-17 2012-09-19 Ｊｆｅスチール株式会社 靭性に優れた高強度熱延鋼板およびその製造方法
CN102851583B (zh) * 2011-06-28 2015-08-05 鞍钢股份有限公司 X70级高耐冲蚀性热煨弯管用热轧平板及其生产方法
JP5776377B2 (ja) * 2011-06-30 2015-09-09 Ｊｆｅスチール株式会社 耐サワー性に優れたラインパイプ用溶接鋼管向け高強度熱延鋼板およびその製造方法
JP5742697B2 (ja) * 2011-12-12 2015-07-01 新日鐵住金株式会社 強度と靭性のバランスに優れたホットスタンプ成形体及びその製造方法並びにホットスタンプ成形体用鋼板の製造方法
CN102943206B (zh) * 2012-12-09 2014-10-22 新余钢铁集团有限公司 一种降锰改善带状组织的高强度热轧钢带及其制造方法
JP5971404B2 (ja) * 2013-03-19 2016-08-17 Ｊｆｅスチール株式会社 ７８０ＭＰａ以上の引張強度を有する高強度熱延鋼板およびその製造方法
KR102430332B1 (ko) * 2017-10-31 2022-08-05 제이에프이 스틸 가부시키가이샤 후강판의 제조 설비 및 제조 방법
US10822034B2 (en) 2017-11-07 2020-11-03 Cnh Industrial America Llc Plate steel constructed frame for self propelled sprayers
CN108130480A (zh) * 2017-12-07 2018-06-08 安徽科汇钢结构工程有限公司 一种韧性高的热轧钢板
JP7217274B2 (ja) * 2018-06-29 2023-02-02 東洋鋼鈑株式会社 熱延鋼板、高強度冷延鋼板およびそれらの製造方法
US12037667B2 (en) * 2018-10-26 2024-07-16 Posco Co., Ltd High-strength steel having excellent resistance to sulfide stress cracking, and method for manufacturing same
DE102019201883A1 (de) * 2019-02-13 2020-08-13 Thyssenkrupp Steel Europe Ag Verfahren zur Herstellung eines Stahlblechbauteils

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US4016740A (en) * 1973-12-27 1977-04-12 Nippon Steel Corporation Method and an apparatus for the manufacture of a steel sheet
JPH09256103A (ja) * 1996-03-15 1997-09-30 Kobe Steel Ltd 熱間成形後に低降伏比の鋼板部材が得られる熱延鋼板及びその熱延鋼板部材
JP3385903B2 (ja) * 1997-04-03 2003-03-10 日本鋼管株式会社 プレス成形性に優れた高強度熱延鋼板の製造方法
US6254698B1 (en) * 1997-12-19 2001-07-03 Exxonmobile Upstream Research Company Ultra-high strength ausaged steels with excellent cryogenic temperature toughness and method of making thereof
JP4214330B2 (ja) * 1998-11-17 2009-01-28 住友金属工業株式会社 成形性および焼入れ性にすぐれた鋼板とその製造方法
WO2001062997A1 (en) * 2000-02-23 2001-08-30 Kawasaki Steel Corporation High tensile hot-rolled steel sheet having excellent strain aging hardening properties and method for producing the same
JP3952714B2 (ja) 2001-02-07 2007-08-01 Ｊｆｅスチール株式会社 焼入れ後の靭性に優れる熱延鋼板およびその製造方法
JP4123748B2 (ja) 2001-02-07 2008-07-23 Ｊｆｅスチール株式会社 焼入れ後の衝撃特性に優れる薄鋼板およびその製造方法
JP5132019B2 (ja) * 2001-02-16 2013-01-30 Ｊｆｅスチール株式会社 溶接継手部靱性に優れた極低炭素鋼溶接継手の製造方法
JP3869747B2 (ja) * 2002-04-09 2007-01-17 新日本製鐵株式会社 変形性能に優れた高強度鋼板、高強度鋼管および製造方法
JP4079054B2 (ja) * 2003-08-18 2008-04-23 Ｊｆｅスチール株式会社 エアバッグボトル用高強度高靭性溶接鋼管およびその製造方法
JP4580157B2 (ja) * 2003-09-05 2010-11-10 新日本製鐵株式会社 Ｂｈ性と伸びフランジ性を兼ね備えた熱延鋼板およびその製造方法
TWI290586B (en) * 2003-09-24 2007-12-01 Nippon Steel Corp Hot rolled steel sheet and method of producing the same
JP2005220415A (ja) * 2004-02-06 2005-08-18 Nisshin Steel Co Ltd 焼入れままで優れた靭性を示すｂ添加低合金鋼の製造方法
JP4291711B2 (ja) * 2004-03-03 2009-07-08 新日本製鐵株式会社 焼付け硬化性を有する高バーリング熱延鋼板およびその製造方法
CN1273635C (zh) * 2004-04-14 2006-09-06 武汉钢铁(集团)公司 冷成型高强度焊接结构钢的生产方法
CN1296509C (zh) * 2005-03-10 2007-01-24 武汉钢铁(集团)公司 高强度易焊接时效硬化钢及其生产方法
JP4661306B2 (ja) * 2005-03-29 2011-03-30 Ｊｆｅスチール株式会社 超高強度熱延鋼板の製造方法
JP5040197B2 (ja) * 2006-07-10 2012-10-03 Ｊｆｅスチール株式会社 加工性に優れ、かつ熱処理後の強度靭性に優れた熱延薄鋼板およびその製造方法
JP4716332B2 (ja) * 2006-12-21 2011-07-06 株式会社神戸製鋼所 伸びフランジ性及び表面性状に優れた熱延鋼板並びにその製造方法
JP4941003B2 (ja) * 2007-02-28 2012-05-30 Ｊｆｅスチール株式会社 ダイクエンチ用熱延鋼板およびその製造方法

Also Published As

Publication number Publication date
EP2184373A1 (de) 2010-05-12
JP2009007652A (ja) 2009-01-15
JP5040475B2 (ja) 2012-10-03
EP2184373B1 (de) 2018-03-07
KR101164470B1 (ko) 2012-07-18
CA2691730A1 (en) 2009-01-08
CN101688276A (zh) 2010-03-31
EP2184373A4 (de) 2016-01-27
US20100206439A1 (en) 2010-08-19
WO2009004909A1 (ja) 2009-01-08
CN101688276B (zh) 2012-05-23
KR20100023006A (ko) 2010-03-03

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Effective date: 20220301

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