JP5040475B2 - 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 - Google Patents

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 Download PDF

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Publication number
JP5040475B2
JP5040475B2 JP2007171898A JP2007171898A JP5040475B2 JP 5040475 B2 JP5040475 B2 JP 5040475B2 JP 2007171898 A JP2007171898 A JP 2007171898A JP 2007171898 A JP2007171898 A JP 2007171898A JP 5040475 B2 JP5040475 B2 JP 5040475B2
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Prior art keywords
hot
steel sheet
less
strength
rolled steel
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JP2007171898A
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English (en)
Japanese (ja)
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JP2009007652A (ja
Inventor
一洋 瀬戸
展之 中村
聡雄 小林
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JFE Steel Corp
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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.)
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Publication date
Priority to JP2007171898A priority Critical patent/JP5040475B2/ja
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Priority to KR1020097027185A priority patent/KR101164470B1/ko
Priority to CA2691730A priority patent/CA2691730C/fr
Priority to PCT/JP2008/060805 priority patent/WO2009004909A1/fr
Priority to CN2008800227658A priority patent/CN101688276B/zh
Priority to EP08765546.0A priority patent/EP2184373B1/fr
Priority to US12/666,705 priority patent/US20100206439A1/en
Publication of JP2009007652A publication Critical patent/JP2009007652A/ja
Application granted granted Critical
Publication of JP5040475B2 publication Critical patent/JP5040475B2/ja
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    • 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
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips 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 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
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0447—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips 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
    • C22C38/02—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
    • C22C38/04—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

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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 Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
JP2007171898A 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 Active JP5040475B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
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
CA2691730A CA2691730C (fr) 2007-06-29 2008-06-06 Feuille d'acier epaisse laminee a chaud de forte resistance presentant une excellente resistance et tenacite apres traitement thermique, et procede de fabrication connexe
PCT/JP2008/060805 WO2009004909A1 (fr) 2007-06-29 2008-06-06 Tôle d'acier laminée à chaud épaisse ayant une excellente aptitude à la transformation et une excellente résistance/solidité après traitement thermique et procédé pour la production de la tôle d'acier
CN2008800227658A CN101688276B (zh) 2007-06-29 2008-06-06 加工性优良且热处理后的强度韧性优良的厚壁热轧钢板及其制造方法
KR1020097027185A KR101164470B1 (ko) 2007-06-29 2008-06-06 가공성이 우수하며 또한 열처리 후의 강도 인성이 우수한 후육 열연 강판 및 그 제조 방법
EP08765546.0A EP2184373B1 (fr) 2007-06-29 2008-06-06 Tôle d'acier laminée à chaud épaisse ayant une excellente aptitude à la transformation et une excellente résistance/solidité après traitement thermique et procédé pour la production de la tôle d'acier
US12/666,705 US20100206439A1 (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

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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

Publications (2)

Publication Number Publication Date
JP2009007652A JP2009007652A (ja) 2009-01-15
JP5040475B2 true JP5040475B2 (ja) 2012-10-03

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Family Applications (1)

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JP2007171898A Active 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

Country Status (7)

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

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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
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
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
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
CN110331335A (zh) 2013-03-19 2019-10-15 杰富意钢铁株式会社 具有780MPa以上的拉伸强度的高强度热轧钢板
JP6813036B2 (ja) * 2017-10-31 2021-01-13 Ｊｆｅスチール株式会社 厚鋼板の製造設備及び製造方法
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
CN112912532B (zh) * 2018-10-26 2022-08-12 株式会社Posco 抗硫化物应力腐蚀开裂性优异的高强度钢材及其制造方法
DE102019201883A1 (de) * 2019-02-13 2020-08-13 Thyssenkrupp Steel Europe Ag Verfahren zur Herstellung eines Stahlblechbauteils

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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
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Also Published As

Publication number Publication date
EP2184373B1 (fr) 2018-03-07
EP2184373A1 (fr) 2010-05-12
KR20100023006A (ko) 2010-03-03
WO2009004909A1 (fr) 2009-01-08
EP2184373A4 (fr) 2016-01-27
CN101688276B (zh) 2012-05-23
US20100206439A1 (en) 2010-08-19
CA2691730A1 (fr) 2009-01-08
CA2691730C (fr) 2015-10-13
KR101164470B1 (ko) 2012-07-18
JP2009007652A (ja) 2009-01-15
CN101688276A (zh) 2010-03-31

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