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GB0720437D0 - High strength steel sheet and method for producing the same - Google Patents

High strength steel sheet and method for producing the same

Info

Publication number
GB0720437D0
GB0720437D0 GBGB0720437.3A GB0720437A GB0720437D0 GB 0720437 D0 GB0720437 D0 GB 0720437D0 GB 0720437 A GB0720437 A GB 0720437A GB 0720437 D0 GB0720437 D0 GB 0720437D0
Authority
GB
United Kingdom
Prior art keywords
producing
same
steel sheet
high strength
strength steel
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
GBGB0720437.3A
Other versions
GB2445749B (en
GB2445749A (en
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
Kagawa University NUC
Original Assignee
Kobe Steel Ltd
Kagawa University NUC
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
Priority claimed from JP2006283579A external-priority patent/JP4743076B2/en
Priority claimed from JP2006283517A external-priority patent/JP4725973B2/en
Application filed by Kobe Steel Ltd, Kagawa University NUC filed Critical Kobe Steel Ltd
Publication of GB0720437D0 publication Critical patent/GB0720437D0/en
Publication of GB2445749A publication Critical patent/GB2445749A/en
Application granted granted Critical
Publication of GB2445749B publication Critical patent/GB2445749B/en
Expired - Fee Related 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
    • 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
    • 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
    • C21D9/48—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C21D2211/004—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
    • 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)
GB0720437A 2006-10-18 2007-10-18 High strength steel sheet and method for producing the same Expired - Fee Related GB2445749B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006283579A JP4743076B2 (en) 2006-10-18 2006-10-18 High strength steel plate with excellent elongation and stretch flangeability
JP2006283517A JP4725973B2 (en) 2006-10-18 2006-10-18 High strength steel plate with excellent stretch flangeability and method for producing the same

Publications (3)

Publication Number Publication Date
GB0720437D0 true GB0720437D0 (en) 2007-11-28
GB2445749A GB2445749A (en) 2008-07-23
GB2445749B GB2445749B (en) 2009-06-03

Family

ID=38814088

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0720437A Expired - Fee Related GB2445749B (en) 2006-10-18 2007-10-18 High strength steel sheet and method for producing the same

Country Status (3)

Country Link
US (1) US20080178972A1 (en)
KR (1) KR100960775B1 (en)
GB (1) GB2445749B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10327383C5 (en) 2003-06-18 2013-10-17 Aceria Compacta De Bizkaia S.A. Plant for the production of hot strip with dual phase structure
DE102008038865A1 (en) * 2008-08-08 2010-02-11 Sms Siemag Aktiengesellschaft Process for the production of semi-finished products, in particular steel strip, with dual-phase structure
JP4998756B2 (en) 2009-02-25 2012-08-15 Ｊｆｅスチール株式会社 High-strength hot-dip galvanized steel sheet excellent in workability and manufacturing method thereof
EP2374910A1 (en) * 2010-04-01 2011-10-12 ThyssenKrupp Steel Europe AG Steel, flat, steel product, steel component and method for producing a steel component
US9745639B2 (en) 2011-06-13 2017-08-29 Kobe Steel, Ltd. High-strength steel sheet excellent in workability and cold brittleness resistance, and manufacturing method thereof
KR101439628B1 (en) * 2012-10-15 2014-09-11 주식회사 포스코 Wear resistant steel and method for manufacturing the same
KR101439629B1 (en) * 2012-10-15 2014-09-11 주식회사 포스코 Wear resistant steel having excellent wear-resistance and method for manufacturing the same
JP5632947B2 (en) 2012-12-12 2014-11-26 株式会社神戸製鋼所 High-strength steel sheet excellent in workability and low-temperature toughness and method for producing the same
KR101505292B1 (en) * 2013-05-31 2015-03-31 현대제철 주식회사 High strength steel and manufacturing method of the same
KR101797401B1 (en) * 2016-12-07 2017-11-13 주식회사 포스코 Hot dip zinc-based plated steel sheet having excellent bake hardenability and strain aging resistance at room temperature and method for manufacturing same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS595650B2 (en) 1980-02-06 1984-02-06 川崎製鉄株式会社 Method for manufacturing high-tensile steel sheet with good ductility
CA2283924C (en) * 1997-03-17 2006-11-28 Nippon Steel Corporation Dual-phase type high-strength steel sheets having high impact energy absorption properties and a method of producing the same
DE60025711T2 (en) * 1999-04-21 2006-09-14 Jfe Steel Corp. HIGH-RESISTANT HEART DIVING PLATED STEEL PLATE WITH OUTSTANDING DUCTILITY CHARACTERISTICS AND METHOD FOR THE PRODUCTION THEREOF
JP4193315B2 (en) * 2000-02-02 2008-12-10 Ｊｆｅスチール株式会社 High strength steel sheet and high strength galvanized steel sheet with excellent ductility and low yield ratio, and methods for producing them
KR100441414B1 (en) * 2000-04-21 2004-07-23 신닛뽄세이테쯔 카부시키카이샤 High fatigue strength steel sheet excellent in burring workability and method for producing the same
JP3863818B2 (en) * 2002-07-10 2006-12-27 新日本製鐵株式会社 Low yield ratio steel pipe

Also Published As

Publication number Publication date
KR20080035471A (en) 2008-04-23
US20080178972A1 (en) 2008-07-31
GB2445749B (en) 2009-06-03
KR100960775B1 (en) 2010-06-01
GB2445749A (en) 2008-07-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20201018