EP1731627A4 - High-rigidity high-strength thin steel sheet and method for producing same - Google Patents

High-rigidity high-strength thin steel sheet and method for producing same

Info

Publication number
EP1731627A4
EP1731627A4 EP05728004A EP05728004A EP1731627A4 EP 1731627 A4 EP1731627 A4 EP 1731627A4 EP 05728004 A EP05728004 A EP 05728004A EP 05728004 A EP05728004 A EP 05728004A EP 1731627 A4 EP1731627 A4 EP 1731627A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
thin steel
producing same
strength thin
rigidity
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
EP05728004A
Other languages
German (de)
French (fr)
Other versions
EP1731627B1 (en
EP1731627A1 (en
Inventor
Taro Kizu
Kaneharu Okuda
Toshiaki Urabe
Hiromi Yoshida
Yoshihiro Hosoya
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 EP1731627A1 publication Critical patent/EP1731627A1/en
Publication of EP1731627A4 publication Critical patent/EP1731627A4/en
Application granted granted Critical
Publication of EP1731627B1 publication Critical patent/EP1731627B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • C22C38/12—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
    • 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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • 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
EP05728004.2A 2004-03-31 2005-03-31 High-rigidity high-strength thin steel sheet and method for producing same Expired - Fee Related EP1731627B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2004107040 2004-03-31
JP2004346620 2004-11-30
PCT/JP2005/006327 WO2005095664A1 (en) 2004-03-31 2005-03-31 High-rigidity high-strength thin steel sheet and method for producing same

Publications (3)

Publication Number Publication Date
EP1731627A1 EP1731627A1 (en) 2006-12-13
EP1731627A4 true EP1731627A4 (en) 2007-10-31
EP1731627B1 EP1731627B1 (en) 2013-08-21

Family

ID=35063806

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05728004.2A Expired - Fee Related EP1731627B1 (en) 2004-03-31 2005-03-31 High-rigidity high-strength thin steel sheet and method for producing same

Country Status (7)

Country Link
US (1) US20070144633A1 (en)
EP (1) EP1731627B1 (en)
KR (1) KR100881047B1 (en)
AU (1) AU2005227564B2 (en)
CA (1) CA2546009A1 (en)
TW (1) TW200604352A (en)
WO (1) WO2005095664A1 (en)

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US7959747B2 (en) * 2004-11-24 2011-06-14 Nucor Corporation Method of making cold rolled dual phase steel sheet
US8337643B2 (en) * 2004-11-24 2012-12-25 Nucor Corporation Hot rolled dual phase steel sheet
US7442268B2 (en) * 2004-11-24 2008-10-28 Nucor Corporation Method of manufacturing cold rolled dual-phase steel sheet
EP2031079B1 (en) * 2006-06-16 2021-01-13 Nippon Steel Corporation High-strength electromagnetic steel sheet and process for producing the 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
US7608155B2 (en) * 2006-09-27 2009-10-27 Nucor Corporation High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same
EP1918404B1 (en) * 2006-10-30 2009-05-27 ThyssenKrupp Steel AG Process for manufacturing steel flat products from aluminium alloyed multi phase steel
ATE432375T1 (en) * 2006-10-30 2009-06-15 Thyssenkrupp Steel Ag METHOD FOR PRODUCING FLAT STEEL PRODUCTS FROM A MULTIPHASE STEEL ALLOYED WITH SILICON
PL1918402T3 (en) * 2006-10-30 2009-10-30 Thyssenkrupp Steel Ag Process for manufacturing steel flat products from a steel forming a complex phase structure
ATE432376T1 (en) * 2006-10-30 2009-06-15 Thyssenkrupp Steel Ag METHOD FOR PRODUCING FLAT STEEL PRODUCTS FROM A MULTIPHASE STEEL MICRO-ALLOYED WITH BORON
ATE432373T1 (en) * 2006-10-30 2009-06-15 Thyssenkrupp Steel Ag METHOD FOR PRODUCING FLAT STEEL PRODUCTS FROM A STEEL FORMING A MARTENSITIC STRUCTURE
JP5228447B2 (en) * 2006-11-07 2013-07-03 新日鐵住金株式会社 High Young's modulus steel plate and method for producing the same
CN100435987C (en) * 2006-11-10 2008-11-26 广州珠江钢铁有限责任公司 Method for manufacturing 700MPa high-strength weathering steel based on thin slab continuous casting and rolling flow by use of Ti microalloying process
JP5194878B2 (en) * 2007-04-13 2013-05-08 Ｊｆｅスチール株式会社 High-strength hot-dip galvanized steel sheet excellent in workability and weldability and method for producing the same
JP4445522B2 (en) * 2007-06-20 2010-04-07 豊田鉄工株式会社 Reinforcing member for vehicle center pillar
JP5272548B2 (en) * 2007-07-11 2013-08-28 Ｊｆｅスチール株式会社 Manufacturing method of high strength cold-rolled steel sheet with low yield strength and small material fluctuation
ES2367713T3 (en) * 2007-08-15 2011-11-07 Thyssenkrupp Steel Europe Ag STEEL OF DUAL PHASE, FLAT PRODUCT OF A STEEL OF DUAL PHASE SIZE AND PROCEDURE FOR THE MANUFACTURE OF A FLAT PRODUCT.
PL2028282T3 (en) * 2007-08-15 2012-11-30 Thyssenkrupp Steel Europe Ag Dual-phase steel, flat product made of such dual-phase steel and method for manufacturing a flat product
US8435363B2 (en) 2007-10-10 2013-05-07 Nucor Corporation Complex metallographic structured high strength steel and manufacturing same
JP4894863B2 (en) 2008-02-08 2012-03-14 Ｊｆｅスチール株式会社 High-strength hot-dip galvanized steel sheet excellent in workability and manufacturing method thereof
JP5201625B2 (en) * 2008-05-13 2013-06-05 株式会社日本製鋼所 High strength low alloy steel with excellent high pressure hydrogen environment embrittlement resistance and method for producing the same
JP5609223B2 (en) * 2010-04-09 2014-10-22 Ｊｆｅスチール株式会社 High-strength steel sheet with excellent warm workability and manufacturing method thereof
KR101382981B1 (en) * 2011-11-07 2014-04-09 주식회사 포스코 Steel sheet for warm press forming, warm press formed parts and method for manufacturing thereof
JP5582274B2 (en) * 2012-07-31 2014-09-03 新日鐵住金株式会社 Cold-rolled steel sheet, electrogalvanized cold-rolled steel sheet, hot-dip galvanized cold-rolled steel sheet, alloyed hot-dip galvanized cold-rolled steel sheet, and production methods thereof
US10385431B2 (en) * 2013-08-02 2019-08-20 Jfe Steel Corporation High strength steel sheet having high young's modulus and method for manufacturing the same
JP5800098B2 (en) * 2013-08-02 2015-10-28 Ｊｆｅスチール株式会社 High strength high Young's modulus steel plate and method for producing the same
WO2016100839A1 (en) 2014-12-19 2016-06-23 Nucor Corporation Hot rolled light-gauge martensitic steel sheet and method for making the same
EP3257959B1 (en) * 2015-03-27 2020-06-03 JFE Steel Corporation High-strength steel sheet and production method therefor
KR20180095536A (en) * 2015-12-15 2018-08-27 타타 스틸 이즈무이덴 베.뷔. High Strength Galvanized Steel Strip
JP6515292B2 (en) * 2016-01-29 2019-05-22 Ｊｆｅスチール株式会社 Method of manufacturing high strength steel plate
KR101726130B1 (en) 2016-03-08 2017-04-27 주식회사 포스코 Composition structure steel sheet having excellent formability and method for manufacturing the same
US11008632B2 (en) 2016-03-31 2021-05-18 Jfe Steel Corporation Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full hard steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing coated steel sheet
EP3438311B1 (en) * 2016-03-31 2020-06-24 JFE Steel Corporation Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full hard steel sheet, method for producing heat-treated steel sheet, method for producing steel sheet, and method for producing coated steel sheet
WO2019174730A1 (en) 2018-03-15 2019-09-19 Thyssenkrupp Steel Europe Ag Underride guard for a battery housing
TWI808779B (en) * 2022-06-07 2023-07-11 中國鋼鐵股份有限公司 Automobile steel material and method of manufacturing the same

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05263191A (en) * 1992-01-24 1993-10-12 Sumitomo Metal Ind Ltd Hot rolled steel sheet high in young's modulus in width direction and its manufacture
JPH08311541A (en) * 1995-05-18 1996-11-26 Sumitomo Metal Ind Ltd Production of steel sheet having high young's modulus
JPH11343535A (en) * 1998-05-29 1999-12-14 Kawasaki Steel Corp Coating/baking hardening type high tensile strength steel plate and its production
JPH11350062A (en) * 1998-06-04 1999-12-21 Kawasaki Steel Corp High tensile strength steel plate for working and its production
JP2003342680A (en) * 2002-05-23 2003-12-03 Jfe Steel Kk Dual-phase high-tensile cold rolled steel sheet excellent in deep drawability and stretch-flangeability and its production method
JP2005314793A (en) * 2004-03-31 2005-11-10 Jfe Steel Kk High-rigidity high-strength thin steel sheet and method for producing same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3299287B2 (en) * 1990-08-17 2002-07-08 川崎製鉄株式会社 High strength steel sheet for forming and its manufacturing method
JP3663918B2 (en) * 1998-07-02 2005-06-22 Ｊｆｅスチール株式会社 Steel plate for cans having excellent shape maintainability and method for producing the same
CA2372388C (en) * 2000-04-07 2009-05-26 Kawasaki Steel Corporation Hot-rolled steel sheet, cold-rolled steel sheet and hot-dip galvanized steel sheet excellent in strain age hardening property, and manufacturing method thereof
JP3762700B2 (en) * 2001-12-26 2006-04-05 新日本製鐵株式会社 High-strength steel sheet excellent in formability and chemical conversion treatment and method for producing the same
JP4407449B2 (en) * 2003-09-26 2010-02-03 Ｊｆｅスチール株式会社 High strength steel plate and manufacturing method thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05263191A (en) * 1992-01-24 1993-10-12 Sumitomo Metal Ind Ltd Hot rolled steel sheet high in young's modulus in width direction and its manufacture
JPH08311541A (en) * 1995-05-18 1996-11-26 Sumitomo Metal Ind Ltd Production of steel sheet having high young's modulus
JPH11343535A (en) * 1998-05-29 1999-12-14 Kawasaki Steel Corp Coating/baking hardening type high tensile strength steel plate and its production
JPH11350062A (en) * 1998-06-04 1999-12-21 Kawasaki Steel Corp High tensile strength steel plate for working and its production
JP2003342680A (en) * 2002-05-23 2003-12-03 Jfe Steel Kk Dual-phase high-tensile cold rolled steel sheet excellent in deep drawability and stretch-flangeability and its production method
JP2005314793A (en) * 2004-03-31 2005-11-10 Jfe Steel Kk High-rigidity high-strength thin steel sheet and method for producing same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2005095664A1 *

Also Published As

Publication number Publication date
EP1731627B1 (en) 2013-08-21
TW200604352A (en) 2006-02-01
KR100881047B1 (en) 2009-02-05
CA2546009A1 (en) 2005-10-13
WO2005095664A1 (en) 2005-10-13
AU2005227564A1 (en) 2005-10-13
US20070144633A1 (en) 2007-06-28
TWI312810B (en) 2009-08-01
KR20060134029A (en) 2006-12-27
AU2005227564B2 (en) 2008-02-21
EP1731627A1 (en) 2006-12-13

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