EP2243853A4 - Hochfestes heissgewalztes stahlblech und herstellungsverfahren dafür - Google Patents

Hochfestes heissgewalztes stahlblech und herstellungsverfahren dafür

Info

Publication number
EP2243853A4
EP2243853A4 EP09708321A EP09708321A EP2243853A4 EP 2243853 A4 EP2243853 A4 EP 2243853A4 EP 09708321 A EP09708321 A EP 09708321A EP 09708321 A EP09708321 A EP 09708321A EP 2243853 A4 EP2243853 A4 EP 2243853A4
Authority
EP
European Patent Office
Prior art keywords
production
steel sheet
rolled steel
strength hot
hot
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.)
Granted
Application number
EP09708321A
Other languages
English (en)
French (fr)
Other versions
EP2243853A1 (de
EP2243853B1 (de
Inventor
Shinjiro Kaneko
Kaneharu Okuda
Tetsuo Shimizu
Noriaki Moriyasu
Masahide Watabe
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 EP2243853A1 publication Critical patent/EP2243853A1/de
Publication of EP2243853A4 publication Critical patent/EP2243853A4/de
Application granted granted Critical
Publication of EP2243853B1 publication Critical patent/EP2243853B1/de
Not-in-force 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
    • 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
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following 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
    • 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
    • C21D2211/004—Dispersions; Precipitations
    • 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
EP09708321.6A 2008-02-08 2009-02-04 Hochfestes heissgewalztes stahlblech und herstellungsverfahren dafür Not-in-force EP2243853B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008028455A JP5194858B2 (ja) 2008-02-08 2008-02-08 高強度熱延鋼板およびその製造方法
PCT/JP2009/052244 WO2009099237A1 (ja) 2008-02-08 2009-02-04 高強度熱延鋼板およびその製造方法

Publications (3)

Publication Number Publication Date
EP2243853A1 EP2243853A1 (de) 2010-10-27
EP2243853A4 true EP2243853A4 (de) 2012-04-25
EP2243853B1 EP2243853B1 (de) 2017-04-05

Family

ID=40952299

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09708321.6A Not-in-force EP2243853B1 (de) 2008-02-08 2009-02-04 Hochfestes heissgewalztes stahlblech und herstellungsverfahren dafür

Country Status (6)

Country Link
US (1) US20100319819A1 (de)
EP (1) EP2243853B1 (de)
JP (1) JP5194858B2 (de)
KR (1) KR101203018B1 (de)
CN (1) CN101939459B (de)
WO (1) WO2009099237A1 (de)

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JP4998755B2 (ja) * 2009-05-12 2012-08-15 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
JP5515732B2 (ja) * 2009-12-25 2014-06-11 Ｊｆｅスチール株式会社 耳割れのない熱延鋼板の製造方法および耳割れのない冷延鋼板の製造方法
JP5482204B2 (ja) * 2010-01-05 2014-05-07 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
JP5482205B2 (ja) * 2010-01-05 2014-05-07 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
JP5527051B2 (ja) * 2010-06-30 2014-06-18 新日鐵住金株式会社 バーリング性に優れた焼付け硬化型熱延鋼板及びその製造方法
JP5609712B2 (ja) * 2011-02-24 2014-10-22 Ｊｆｅスチール株式会社 良好な延性、伸びフランジ性、材質均一性を有する高強度熱延鋼板およびその製造方法
CN105648311B (zh) 2011-08-09 2018-03-30 新日铁住金株式会社 在低温下的冲击能吸收特性和耐haz软化特性优异的高屈服比热轧钢板
CN102383035A (zh) * 2011-11-07 2012-03-21 武汉钢铁(集团)公司 10吨级车桥桥壳用钢及其生产方法
WO2013115205A1 (ja) 2012-01-31 2013-08-08 Ｊｆｅスチール株式会社 発電機リム用熱延鋼板およびその製造方法
KR101706441B1 (ko) 2012-04-26 2017-02-13 제이에프이 스틸 가부시키가이샤 양호한 연성, 신장 플랜지성, 재질 균일성을 갖는 고강도 열연 강판 및 그 제조 방법
CN102839322A (zh) * 2012-09-13 2012-12-26 首钢总公司 一种汽车用热镀锌钢板及其生产方法
US11401571B2 (en) 2015-02-20 2022-08-02 Nippon Steel Corporation Hot-rolled steel sheet
WO2016132549A1 (ja) 2015-02-20 2016-08-25 新日鐵住金株式会社 熱延鋼板
US10689737B2 (en) 2015-02-25 2020-06-23 Nippon Steel Corporation Hot-rolled steel sheet
WO2016135898A1 (ja) 2015-02-25 2016-09-01 新日鐵住金株式会社 熱延鋼板
BR112019000306B1 (pt) 2016-08-05 2023-02-14 Nippon Steel Corporation Chapa de aço e chapa de aço galvanizada
EP3495527A4 (de) * 2016-08-05 2019-12-25 Nippon Steel Corporation Stahlblech und plattiertes stahlblech
US10889879B2 (en) 2016-08-05 2021-01-12 Nippon Steel Corporation Steel sheet and plated steel sheet
MX2019000576A (es) * 2016-08-05 2019-09-02 Nippon Steel Corp Lámina de acero y lámina de acero chapada.
KR101940919B1 (ko) 2017-08-08 2019-01-22 주식회사 포스코 우수한 강도와 연신율을 갖는 열연강판 및 제조방법
KR102098478B1 (ko) 2018-07-12 2020-04-07 주식회사 포스코 고강도, 고성형성, 우수한 소부경화성을 갖는 열연도금강판 및 그 제조방법
CN114054515B (zh) * 2021-06-18 2024-02-27 德龙钢铁有限公司 一种控制轧后冷轧基料氧化铁皮的方法
CN114309086B (zh) * 2022-01-05 2024-02-23 湖南华菱涟钢特种新材料有限公司 一种提高Ti强化冷成型高强钢性能均匀性的制备方法

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US20020036035A1 (en) * 2000-07-24 2002-03-28 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) High-strength hot-rolled steel sheet superior in stretch flange formability and method for production thereof
US20020162613A1 (en) * 1999-07-02 2002-11-07 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) High-strength hot-rolled steel sheet superior in stretch-flanging performance and fatigue resistance and method for production thereof

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JP3145419B2 (ja) 1991-01-14 2001-03-12 川崎製鉄株式会社 材質均一性に優れる熱延高張力鋼板の製造方法
JPH0826433B2 (ja) * 1992-12-28 1996-03-13 株式会社神戸製鋼所 伸びフランジ性に優れた高強度熱延鋼板
JP3233743B2 (ja) * 1993-06-28 2001-11-26 株式会社神戸製鋼所 伸びフランジ性に優れた高強度熱延鋼板
JP3790135B2 (ja) 2000-07-24 2006-06-28 株式会社神戸製鋼所 伸びフランジ性に優れた高強度熱延鋼板およびその製造方法
JP3888128B2 (ja) 2000-10-31 2007-02-28 Ｊｆｅスチール株式会社 材質均一性に優れた高成形性高張力熱延鋼板ならびにその製造方法および加工方法
WO2002036840A1 (fr) * 2000-10-31 2002-05-10 Nkk Corporation Tole d"acier laminee a chaud presentant une resistance elevee a la traction et procede de fabrication
JP4205853B2 (ja) * 2000-11-24 2009-01-07 新日本製鐵株式会社 バーリング加工性と疲労特性に優れた熱延鋼板およびその製造方法
JP3858770B2 (ja) * 2002-06-21 2006-12-20 住友金属工業株式会社 高張力熱延鋼板およびその製造方法
JP4470701B2 (ja) * 2004-01-29 2010-06-02 Ｊｆｅスチール株式会社 加工性および表面性状に優れた高強度薄鋼板およびその製造方法
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
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US20020162613A1 (en) * 1999-07-02 2002-11-07 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) High-strength hot-rolled steel sheet superior in stretch-flanging performance and fatigue resistance and method for production thereof
US20020036035A1 (en) * 2000-07-24 2002-03-28 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) High-strength hot-rolled steel sheet superior in stretch flange formability and method for production thereof

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CHO Y W ET AL: "Effect of Ti addition on mixed microstructure of allotriomorphic and bainitic ferrite in wrought C-Mn steels", MATERIALS SCIENCE FORUM, TRANS TECH PUBLICATIONS LTD- SWITZERLAND, CH, vol. 426-432, no. 2, 1 January 2003 (2003-01-01), pages 1511 - 1516, XP009157472, ISSN: 0255-5476 *
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See also references of WO2009099237A1 *

Also Published As

Publication number Publication date
EP2243853A1 (de) 2010-10-27
KR101203018B1 (ko) 2012-11-20
CN101939459B (zh) 2012-07-11
CN101939459A (zh) 2011-01-05
US20100319819A1 (en) 2010-12-23
WO2009099237A1 (ja) 2009-08-13
KR20100087239A (ko) 2010-08-03
JP5194858B2 (ja) 2013-05-08
JP2009185361A (ja) 2009-08-20
EP2243853B1 (de) 2017-04-05

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