GB2491958A - Steel sheet with a tensile strength of at least 1180 MPa - Google Patents

Steel sheet with a tensile strength of at least 1180 MPa Download PDF

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Publication number
GB2491958A
GB2491958A GB1210376.8A GB201210376A GB2491958A GB 2491958 A GB2491958 A GB 2491958A GB 201210376 A GB201210376 A GB 201210376A GB 2491958 A GB2491958 A GB 2491958A
Authority
GB
United Kingdom
Prior art keywords
steel sheet
less
content
temperature
cooling
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.)
Withdrawn
Application number
GB1210376.8A
Other languages
English (en)
Other versions
GB201210376D0 (en
Inventor
Sae Mizuta
Yuichi Futamura
Yukihiro Utsumi
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of GB201210376D0 publication Critical patent/GB201210376D0/en
Publication of GB2491958A publication Critical patent/GB2491958A/en
Withdrawn legal-status Critical Current

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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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening
    • 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
    • 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
    • C21D8/0463—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 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
    • 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
    • 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
    • C22C38/001—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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • C22C38/14—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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing 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
    • 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)
  • 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)
GB1210376.8A 2011-06-13 2012-06-12 Steel sheet with a tensile strength of at least 1180 MPa Withdrawn GB2491958A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011130835 2011-06-13

Publications (2)

Publication Number Publication Date
GB201210376D0 GB201210376D0 (en) 2012-07-25
GB2491958A true GB2491958A (en) 2012-12-19

Family

ID=46605807

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1210376.8A Withdrawn GB2491958A (en) 2011-06-13 2012-06-12 Steel sheet with a tensile strength of at least 1180 MPa

Country Status (5)

Country Link
US (1) US9745639B2 (https=)
JP (1) JP5536831B2 (https=)
KR (1) KR20120138226A (https=)
CN (1) CN102828106A (https=)
GB (1) GB2491958A (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106604999A (zh) * 2014-05-20 2017-04-26 安赛乐米塔尔公司 具有高机械强度和延展特性的经双重退火的钢板、该板的制造方法和用途
RU2726056C1 (ru) * 2019-10-31 2020-07-08 Федеральное государственное унитарное предприятие "Центральный научно-исследовательский институт конструкционных материалов "Прометей" имени И.В. Горынина Национального исследовательского центра "Курчатовский институт" (НИЦ "Курчатовский институт" - ЦНИИ КМ "Прометей") Листовой прокат, изготовленный из высокопрочной стали

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WO2013018739A1 (ja) * 2011-07-29 2013-02-07 新日鐵住金株式会社 曲げ性に優れた高強度亜鉛めっき鋼板およびその製造方法
JP5900922B2 (ja) * 2012-03-14 2016-04-06 国立大学法人大阪大学 鉄鋼材の製造方法
JP5857909B2 (ja) * 2012-08-09 2016-02-10 新日鐵住金株式会社 鋼板およびその製造方法
JP5632947B2 (ja) 2012-12-12 2014-11-26 株式会社神戸製鋼所 加工性と低温靭性に優れた高強度鋼板およびその製造方法
KR101449199B1 (ko) * 2012-12-26 2014-10-08 주식회사 포스코 도금성이 우수한 고강도 냉연강판 및 그의 제조방법
JP2014185359A (ja) * 2013-03-22 2014-10-02 Jfe Steel Corp 高強度鋼板
WO2015011511A1 (fr) 2013-07-24 2015-01-29 Arcelormittal Investigación Y Desarrollo Sl Tôle d'acier à très hautes caractéristiques mécaniques de résistance et de ductilité, procédé de fabrication et utilisation de telles tôles
JP5728115B1 (ja) * 2013-09-27 2015-06-03 株式会社神戸製鋼所 延性および低温靭性に優れた高強度鋼板、並びにその製造方法
WO2015088523A1 (en) 2013-12-11 2015-06-18 ArcelorMittal Investigación y Desarrollo, S.L. Cold rolled and annealed steel sheet
JP6306481B2 (ja) * 2014-03-17 2018-04-04 株式会社神戸製鋼所 延性及び曲げ性に優れた高強度冷延鋼板および高強度溶融亜鉛めっき鋼板、並びにそれらの製造方法
WO2015151427A1 (ja) * 2014-03-31 2015-10-08 Ｊｆｅスチール株式会社 高降伏比高強度冷延鋼板およびその製造方法
JP2015200012A (ja) * 2014-03-31 2015-11-12 株式会社神戸製鋼所 延性、伸びフランジ性、および溶接性に優れた高強度冷延鋼板、高強度溶融亜鉛めっき鋼板、および高強度合金化溶融亜鉛めっき鋼板
JP6223905B2 (ja) * 2014-05-19 2017-11-01 株式会社神戸製鋼所 降伏強度と加工性に優れた高強度合金化溶融亜鉛めっき鋼板
WO2016001708A1 (en) * 2014-07-03 2016-01-07 Arcelormittal Method for producing a high strength coated steel sheet having improved strength, formability and obtained sheet
KR101665565B1 (ko) 2014-07-28 2016-10-14 전남대학교산학협력단 상피세포 성장인자 수용체 차단 치료제에 대해 저항성을 갖는 암을 치료할 수 있는 항암제의 스크리닝 방법
WO2016021196A1 (ja) * 2014-08-07 2016-02-11 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
WO2016020714A1 (en) * 2014-08-07 2016-02-11 Arcelormittal Method for producing a coated steel sheet having improved strength, ductility and formability
JP6554397B2 (ja) 2015-03-31 2019-07-31 株式会社神戸製鋼所 加工性および衝突特性に優れた引張強度が９８０ＭＰａ以上の高強度冷延鋼板、およびその製造方法
JP6554396B2 (ja) * 2015-03-31 2019-07-31 株式会社神戸製鋼所 加工性および衝突特性に優れた引張強度が９８０ＭＰａ以上の高強度冷延鋼板、およびその製造方法
CN104841747A (zh) * 2015-05-07 2015-08-19 唐满宾 汽车b柱加强板加工方法
CN104827994A (zh) * 2015-05-07 2015-08-12 唐满宾 汽车后保险杠的加工方法
CN104826911A (zh) * 2015-05-07 2015-08-12 唐满宾 汽车前门板加工方法
CN104831194A (zh) * 2015-05-07 2015-08-12 唐满宾 汽车前保险杠的加工方法
CN104815891A (zh) * 2015-05-07 2015-08-05 唐满宾 汽车顶棚加强筋的加工方法
CN104815890A (zh) * 2015-05-07 2015-08-05 唐满宾 汽车前门板加强筋的加工方法
CN104826909A (zh) * 2015-05-07 2015-08-12 唐满宾 汽车翼子板的加工方法
CN104826910A (zh) * 2015-05-07 2015-08-12 唐满宾 汽车后门板加工方法
WO2016198906A1 (fr) 2015-06-10 2016-12-15 Arcelormittal Acier a haute résistance et procédé de fabrication
WO2017109539A1 (en) 2015-12-21 2017-06-29 Arcelormittal Method for producing a high strength steel sheet having improved strength and formability, and obtained high strength steel sheet
WO2017109542A1 (en) * 2015-12-21 2017-06-29 Arcelormittal Method for producing a high strength steel sheet having improved ductility and formability, and obtained steel sheet
JP6762868B2 (ja) * 2016-03-31 2020-09-30 株式会社神戸製鋼所 高強度鋼板およびその製造方法
JP6414246B2 (ja) * 2017-02-15 2018-10-31 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
JP6384703B1 (ja) * 2017-03-13 2018-09-05 Ｊｆｅスチール株式会社 高強度冷延鋼板とその製造方法
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KR102348529B1 (ko) * 2019-12-18 2022-01-07 주식회사 포스코 가공성이 우수한 고강도 강판 및 그 제조방법
KR102321292B1 (ko) * 2019-12-18 2021-11-03 주식회사 포스코 가공성이 우수한 고강도 강판 및 그 제조방법
JP7001204B1 (ja) * 2020-03-31 2022-02-03 Ｊｆｅスチール株式会社 鋼板及び部材
CN112593159A (zh) * 2020-12-10 2021-04-02 含山县朝霞铸造有限公司 一种汽车用钢铁材料及其制备方法
KR102485013B1 (ko) * 2020-12-17 2023-01-04 주식회사 포스코 가공성이 우수한 고강도 강판 및 그 제조방법
JP7617451B2 (ja) * 2020-12-28 2025-01-20 日本製鉄株式会社 鋼材
WO2022145064A1 (ja) * 2020-12-28 2022-07-07 日本製鉄株式会社 鋼材
CN117568703A (zh) * 2022-08-07 2024-02-20 宝山钢铁股份有限公司 一种优异抗低温脆性的热冲压部件及其制造方法
KR102918607B1 (ko) * 2022-12-29 2026-01-29 현대제철 주식회사 내부식성 초고강도 냉연강판 및 그 제조방법

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003193193A (ja) * 2001-12-27 2003-07-09 Nippon Steel Corp 溶接性、穴拡げ性および延性に優れた高強度鋼板およびその製造方法
US20050247378A1 (en) * 2004-04-22 2005-11-10 Kabushiki Kaisha Kobe Seiko Sho(Kobe Steel, Ltd.) High-strength cold rolled steel sheet having excellent formability, and plated steel sheet
US20060137768A1 (en) * 2004-12-28 2006-06-29 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) High strength thin steel sheet having high hydrogen embrittlement resisting property
US20060169366A1 (en) * 2005-01-28 2006-08-03 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) High strength bolt having excellent hydrogen embrittlement resistance
US20080023112A1 (en) * 2006-05-29 2008-01-31 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) High strength steel sheet having excellent stretch flangeability
US20080251160A1 (en) * 2005-03-30 2008-10-16 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd) High-Strength Cold-Rolled Steel Sheet Excellent in Uniform Elongation and Method for Manufacturing Same
JP2010065272A (ja) * 2008-09-10 2010-03-25 Jfe Steel Corp 高強度鋼板およびその製造方法
US20100221138A1 (en) * 2006-06-05 2010-09-02 Kabushiki Kaisha Kobe Seiko Sho High-strength composite steel sheet having excellent moldability and delayed fracture resistance
EP2267176A1 (en) * 2008-02-08 2010-12-29 JFE Steel Corporation High-strength hot-dip galvanized steel sheet with excellent processability and process for producing the same
EP2325346A1 (en) * 2008-09-10 2011-05-25 JFE Steel Corporation High-strength steel plate and manufacturing method thereof
EP2327810A1 (en) * 2008-09-10 2011-06-01 JFE Steel Corporation High-strength steel sheet and method for production thereof
EP2436794A1 (en) * 2009-05-29 2012-04-04 Kabushiki Kaisha Kobe Seiko Sho High strength steel sheet having excellent hydrogen embrittlement resistance

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4313507B2 (ja) * 2000-08-23 2009-08-12 新日本製鐵株式会社 自動車客室構造部品用高強度鋼板とその製造方法
JP4091894B2 (ja) 2003-04-14 2008-05-28 新日本製鐵株式会社 耐水素脆化、溶接性、穴拡げ性および延性に優れた高強度薄鋼板およびその製造方法
JP4445365B2 (ja) 2004-10-06 2010-04-07 新日本製鐵株式会社 伸びと穴拡げ性に優れた高強度薄鋼板の製造方法
EP2671960B1 (en) 2005-03-31 2017-11-01 Kabushiki Kaisha Kobe Seiko Sho High strength cold-rolled steel sheet and automobile components of steel having excellent properties in coating film adhesion, workability, and hydrogen embrittlement resistivity
JP3889768B2 (ja) 2005-03-31 2007-03-07 株式会社神戸製鋼所 塗膜密着性と延性に優れた高強度冷延鋼板および自動車用鋼部品
JP3889769B2 (ja) * 2005-03-31 2007-03-07 株式会社神戸製鋼所 塗膜密着性、加工性及び耐水素脆化特性に優れた高強度冷延鋼板並びに自動車用鋼部品
US20080178972A1 (en) 2006-10-18 2008-07-31 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd) High strength steel sheet and method for producing the same
JP4743076B2 (ja) 2006-10-18 2011-08-10 株式会社神戸製鋼所 伸び及び伸びフランジ性に優れた高強度鋼板
EP3696292B1 (en) 2007-10-25 2024-03-13 JFE Steel Corporation A high tensile strength galvanized steel sheet with excellent formability and anti-crush properties and method of manufacturing the same
JP5463685B2 (ja) 2009-02-25 2014-04-09 Ｊｆｅスチール株式会社 加工性および耐衝撃性に優れた高強度冷延鋼板およびその製造方法
US8460800B2 (en) 2009-03-31 2013-06-11 Kobe Steel, Ltd. High-strength cold-rolled steel sheet excellent in bending workability
JP5671359B2 (ja) * 2010-03-24 2015-02-18 株式会社神戸製鋼所 温間加工性に優れた高強度鋼板
JP5466576B2 (ja) 2010-05-24 2014-04-09 株式会社神戸製鋼所 曲げ加工性に優れた高強度冷延鋼板

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003193193A (ja) * 2001-12-27 2003-07-09 Nippon Steel Corp 溶接性、穴拡げ性および延性に優れた高強度鋼板およびその製造方法
US20050247378A1 (en) * 2004-04-22 2005-11-10 Kabushiki Kaisha Kobe Seiko Sho(Kobe Steel, Ltd.) High-strength cold rolled steel sheet having excellent formability, and plated steel sheet
US20060137768A1 (en) * 2004-12-28 2006-06-29 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) High strength thin steel sheet having high hydrogen embrittlement resisting property
US20060169366A1 (en) * 2005-01-28 2006-08-03 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) High strength bolt having excellent hydrogen embrittlement resistance
US20080251160A1 (en) * 2005-03-30 2008-10-16 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd) High-Strength Cold-Rolled Steel Sheet Excellent in Uniform Elongation and Method for Manufacturing Same
US20080023112A1 (en) * 2006-05-29 2008-01-31 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) High strength steel sheet having excellent stretch flangeability
US20100221138A1 (en) * 2006-06-05 2010-09-02 Kabushiki Kaisha Kobe Seiko Sho High-strength composite steel sheet having excellent moldability and delayed fracture resistance
EP2267176A1 (en) * 2008-02-08 2010-12-29 JFE Steel Corporation High-strength hot-dip galvanized steel sheet with excellent processability and process for producing the same
JP2010065272A (ja) * 2008-09-10 2010-03-25 Jfe Steel Corp 高強度鋼板およびその製造方法
EP2325346A1 (en) * 2008-09-10 2011-05-25 JFE Steel Corporation High-strength steel plate and manufacturing method thereof
EP2327810A1 (en) * 2008-09-10 2011-06-01 JFE Steel Corporation High-strength steel sheet and method for production thereof
EP2436794A1 (en) * 2009-05-29 2012-04-04 Kabushiki Kaisha Kobe Seiko Sho High strength steel sheet having excellent hydrogen embrittlement resistance

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106604999A (zh) * 2014-05-20 2017-04-26 安赛乐米塔尔公司 具有高机械强度和延展特性的经双重退火的钢板、该板的制造方法和用途
CN106604999B (zh) * 2014-05-20 2018-04-10 安赛乐米塔尔公司 具有高机械强度和延展特性的经双重退火的钢板、该板的制造方法和用途
US10995386B2 (en) 2014-05-20 2021-05-04 Arcelormittal Double annealed steel sheet having high mechanical strength and ductility characteristics, method of manufacture and use of such sheets
RU2726056C1 (ru) * 2019-10-31 2020-07-08 Федеральное государственное унитарное предприятие "Центральный научно-исследовательский институт конструкционных материалов "Прометей" имени И.В. Горынина Национального исследовательского центра "Курчатовский институт" (НИЦ "Курчатовский институт" - ЦНИИ КМ "Прометей") Листовой прокат, изготовленный из высокопрочной стали

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