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AU6311898A - Dual-phase high-strength steel sheet having excellent dynamic deformation properties and process for preparing the same - Google Patents

Dual-phase high-strength steel sheet having excellent dynamic deformation properties and process for preparing the same

Info

Publication number
AU6311898A
AU6311898A AU63118/98A AU6311898A AU6311898A AU 6311898 A AU6311898 A AU 6311898A AU 63118/98 A AU63118/98 A AU 63118/98A AU 6311898 A AU6311898 A AU 6311898A AU 6311898 A AU6311898 A AU 6311898A
Authority
AU
Australia
Prior art keywords
dual
preparing
steel sheet
same
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
AU63118/98A
Other versions
AU717294B2 (en
Inventor
Osamu Kawano
Yukihisa Kuriyama
Hidesato Mabuchi
Yasuharu Sakuma
Manabu Takahashi
Akihiro Uenishi
Junichi Wakita
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel and Sumitomo Metal 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27524972&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU6311898(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP19029797A external-priority patent/JP3530347B2/en
Priority claimed from JP22300897A external-priority patent/JP3936440B2/en
Priority claimed from JP25893897A external-priority patent/JP3839928B2/en
Application filed by Nippon Steel and Sumitomo Metal Corp filed Critical Nippon Steel and Sumitomo Metal Corp
Publication of AU6311898A publication Critical patent/AU6311898A/en
Application granted granted Critical
Publication of AU717294B2 publication Critical patent/AU717294B2/en
Assigned to NIPPON STEEL & SUMITOMO METAL CORPORATION reassignment NIPPON STEEL & SUMITOMO METAL CORPORATION Request to Amend Deed and Register Assignors: NIPPON STEEL CORPORATION
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • 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
    • 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
    • C22C38/002—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
    • C22C38/04—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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
    • C23C2/0224—Two or more thermal pretreatments
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
AU63118/98A 1997-03-17 1998-03-16 Dual-phase high-strength steel sheet having excellent dynamic deformation properties and process for preparing the same Expired AU717294B2 (en)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
JP8243497 1997-03-17
JP9/82434 1997-03-17
JP9/190297 1997-07-15
JP19029797A JP3530347B2 (en) 1997-07-15 1997-07-15 How to select a high-strength steel sheet with excellent dynamic deformation characteristics
JP19029997 1997-07-15
JP9/190299 1997-07-15
JP9/223008 1997-08-06
JP22300897A JP3936440B2 (en) 1997-08-06 1997-08-06 High-strength steel sheet for automobiles with excellent collision safety and formability and its manufacturing method
JP25893897A JP3839928B2 (en) 1997-07-15 1997-09-24 Dual phase type high strength steel plate with excellent dynamic deformation characteristics
JP9/258938 1997-09-24
PCT/JP1998/001101 WO1998041664A1 (en) 1997-03-17 1998-03-16 Dual-phase high-strength steel sheet having excellent dynamic deformation properties and process for preparing the same

Publications (2)

Publication Number Publication Date
AU6311898A true AU6311898A (en) 1998-10-12
AU717294B2 AU717294B2 (en) 2000-03-23

Family

ID=27524972

Family Applications (1)

Application Number Title Priority Date Filing Date
AU63118/98A Expired AU717294B2 (en) 1997-03-17 1998-03-16 Dual-phase high-strength steel sheet having excellent dynamic deformation properties and process for preparing the same

Country Status (7)

Country Link
EP (2) EP0969112B2 (en)
KR (1) KR100334949B1 (en)
CN (1) CN1080321C (en)
AU (1) AU717294B2 (en)
CA (1) CA2283924C (en)
TW (1) TW426742B (en)
WO (1) WO1998041664A1 (en)

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JP4369545B2 (en) * 1998-11-30 2009-11-25 新日本製鐵株式会社 Ferritic sheet steel with excellent strain rate dependency and automobile using the same
CN1113973C (en) 1999-01-28 2003-07-09 住友金属工业株式会社 Steel for Mechanical Structures
CA2297291C (en) * 1999-02-09 2008-08-05 Kawasaki Steel Corporation High tensile strength hot-rolled steel sheet and method of producing the same
DE19936151A1 (en) * 1999-07-31 2001-02-08 Thyssenkrupp Stahl Ag High-strength steel strip or sheet and process for its manufacture
DE60133493T2 (en) * 2000-01-24 2009-05-07 Jfe Steel Corp. Hot-dip galvanized steel sheet and process for its production
US20030041932A1 (en) 2000-02-23 2003-03-06 Akio Tosaka High tensile hot-rolled steel sheet having excellent strain aging hardening properties and method for producing the same
AU780588B2 (en) * 2000-04-07 2005-04-07 Jfe Steel Corporation Hot rolled steel plate, cold rolled steel plate and hot dip galvanized steel plate being excellent in strain aging hardening characteristics, and method for their production
US6589369B2 (en) * 2000-04-21 2003-07-08 Nippon Steel Corporation High fatigue strength steel sheet excellent in burring workability and method for producing the same
US7591917B2 (en) * 2000-10-02 2009-09-22 Nucor Corporation Method of producing steel strip
WO2002044434A1 (en) * 2000-11-28 2002-06-06 Kawasaki Steel Corporation Composite structure type high tensile strength steel plate, plated plate of composite structure type high tensile strength steel and method for their production
JP3927384B2 (en) * 2001-02-23 2007-06-06 新日本製鐵株式会社 Thin steel sheet for automobiles with excellent notch fatigue strength and method for producing the same
FR2833617B1 (en) * 2001-12-14 2004-08-20 Usinor METHOD FOR MANUFACTURING VERY HIGH STRENGTH COLD ROLLED SHEET OF MICRO-ALLOY DUAL STEEL
FR2834722B1 (en) * 2002-01-14 2004-12-24 Usinor MANUFACTURING PROCESS OF A COPPER-RICH CARBON STEEL STEEL PRODUCT, AND THUS OBTAINED STEEL PRODUCT
RU2225457C1 (en) * 2002-09-04 2004-03-10 Общество с ограниченной ответственностью "НОРМА-ИМПОРТ ИНСО" Steel with improved hardenability for cold die forging
RU2225894C1 (en) * 2002-09-04 2004-03-20 Общество с ограниченной ответственностью "НОРМА-ИМПОРТ ИНСО" Elevated-hardenability thermostrenghtenable steel for cold die forging
ES2256378T3 (en) * 2002-09-11 2006-07-16 Thyssenkrupp Steel Ag HIGHLY RESISTANT FERRITIC / MARTENSITIC STEEL WITH VERY FINE STRUCTURE.
US7780797B2 (en) 2002-12-26 2010-08-24 Nippon Steel Corporation High strength thin steel excellent in hole expansibility, ductility and chemical treatment characteristics
JP4180909B2 (en) * 2002-12-26 2008-11-12 新日本製鐵株式会社 High-strength hot-rolled steel sheet excellent in hole expansibility, ductility and chemical conversion treatment, and method for producing the same
FR2850671B1 (en) * 2003-02-05 2006-05-19 Usinor PROCESS FOR MANUFACTURING A DUAL-PHASE STEEL BAND HAVING A COLD-ROLLED FERRITO-MARTENSITIC STRUCTURE AND A BAND OBTAINED THEREFROM
FR2855184B1 (en) * 2003-05-19 2006-05-19 Usinor COLD LAMINATED, ALUMINATED, HIGH STRENGTH, DUAL PHASE STEEL FOR TELEVISION ANTI-IMPLOSION BELT, AND METHOD FOR MANUFACTURING THE SAME
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
RU2237107C1 (en) * 2003-08-05 2004-09-27 Общество с ограниченной ответственностью "НОРМА-ИМПОРТ ИНСО" Steel with enhanced hardenability for cold die forging stamping
US7959747B2 (en) 2004-11-24 2011-06-14 Nucor Corporation Method of making cold rolled dual phase steel sheet
US7442268B2 (en) 2004-11-24 2008-10-28 Nucor Corporation Method of manufacturing cold rolled dual-phase steel sheet
US8337643B2 (en) 2004-11-24 2012-12-25 Nucor Corporation Hot rolled dual phase steel sheet
US7608155B2 (en) 2006-09-27 2009-10-27 Nucor Corporation High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same
US11155902B2 (en) 2006-09-27 2021-10-26 Nucor Corporation High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same
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
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JP5165236B2 (en) * 2006-12-27 2013-03-21 新日鐵住金ステンレス株式会社 Stainless steel plate for structural members with excellent shock absorption characteristics
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US20090236068A1 (en) 2008-03-19 2009-09-24 Nucor Corporation Strip casting apparatus for rapid set and change of casting rolls
ES2655587T3 (en) 2009-12-21 2018-02-20 Tata Steel Ijmuiden Bv High strength hot dipped galvanized steel band
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BR112013011409A2 (en) * 2010-11-10 2016-08-02 Posco cold rolled / hot rolled high tensile steelmaking process having 590 mpa grade tensile strength, superior functionality and low mechanical property deviation
JP5856002B2 (en) * 2011-05-12 2016-02-09 Ｊｆｅスチール株式会社 Collision energy absorbing member for automobiles excellent in impact energy absorbing ability and method for manufacturing the same
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DE102012013113A1 (en) * 2012-06-22 2013-12-24 Salzgitter Flachstahl Gmbh High strength multiphase steel and method of making a strip of this steel having a minimum tensile strength of 580 MPa
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CN111363901B (en) * 2018-12-26 2022-06-24 宝山钢铁股份有限公司 Ferrite-martensite hot-rolled dual-phase steel with high surface quality and manufacturing method thereof
JP7235621B2 (en) * 2019-08-27 2023-03-08 株式会社神戸製鋼所 Steel plate for low-strength hot stamping, hot stamped parts, and method for manufacturing hot stamped parts
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Also Published As

Publication number Publication date
KR100334949B1 (en) 2002-05-04
CA2283924C (en) 2006-11-28
EP2314729A1 (en) 2011-04-27
EP0969112B1 (en) 2011-08-17
CN1251140A (en) 2000-04-19
KR20000076372A (en) 2000-12-26
EP2314729B2 (en) 2017-03-08
CN1080321C (en) 2002-03-06
CA2283924A1 (en) 1998-09-24
WO1998041664A1 (en) 1998-09-24
EP2314729B1 (en) 2012-02-08
EP0969112A4 (en) 2003-05-21
TW426742B (en) 2001-03-21
EP0969112B2 (en) 2017-03-08
EP0969112A1 (en) 2000-01-05
AU717294B2 (en) 2000-03-23

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