EP2589678A4 - High-strength steel sheet with excellent processability and process for producing same - Google Patents

High-strength steel sheet with excellent processability and process for producing same Download PDF

Info

Publication number
EP2589678A4
EP2589678A4 EP11801026.3A EP11801026A EP2589678A4 EP 2589678 A4 EP2589678 A4 EP 2589678A4 EP 11801026 A EP11801026 A EP 11801026A EP 2589678 A4 EP2589678 A4 EP 2589678A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
strength steel
producing same
excellent processability
processability
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
EP11801026.3A
Other languages
German (de)
French (fr)
Other versions
EP2589678B1 (en
EP2589678A1 (en
Inventor
Kenji Kawamura
Hidetaka Kawabe
Kazuhiro Seto
Noriyuki Katayama
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 EP2589678A1 publication Critical patent/EP2589678A1/en
Publication of EP2589678A4 publication Critical patent/EP2589678A4/en
Application granted granted Critical
Publication of EP2589678B1 publication Critical patent/EP2589678B1/en
Active 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
    • C21D8/0247—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
    • 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
    • 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
    • C22C38/005—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
    • C22C38/18—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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C21D2211/005—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
    • C21D2211/009—Pearlite
EP11801026.3A 2010-06-29 2011-06-29 High-strength steel sheet with excellent processability and process for producing same Active EP2589678B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010147419A JP5018934B2 (en) 2010-06-29 2010-06-29 High-strength steel sheet with excellent workability and method for producing the same
PCT/JP2011/065415 WO2012002566A1 (en) 2010-06-29 2011-06-29 High-strength steel sheet with excellent processability and process for producing same

Publications (3)

Publication Number Publication Date
EP2589678A1 EP2589678A1 (en) 2013-05-08
EP2589678A4 true EP2589678A4 (en) 2017-07-19
EP2589678B1 EP2589678B1 (en) 2018-09-05

Family

ID=45402263

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11801026.3A Active EP2589678B1 (en) 2010-06-29 2011-06-29 High-strength steel sheet with excellent processability and process for producing same

Country Status (7)

Country Link
US (1) US20130233453A1 (en)
EP (1) EP2589678B1 (en)
JP (1) JP5018934B2 (en)
KR (1) KR101485237B1 (en)
CN (1) CN102971443B (en)
TW (1) TWI431124B (en)
WO (1) WO2012002566A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5018935B2 (en) * 2010-06-29 2012-09-05 Ｊｆｅスチール株式会社 High-strength hot-dip galvanized steel sheet excellent in workability and manufacturing method thereof
JP5316634B2 (en) * 2011-12-19 2013-10-16 Ｊｆｅスチール株式会社 High-strength steel sheet with excellent workability and method for producing the same
EP2808412B1 (en) * 2012-01-18 2020-06-17 JFE Steel Corporation Steel strip for coiled tubing and method for producing same
KR101417260B1 (en) * 2012-04-10 2014-07-08 주식회사 포스코 High carbon rolled steel sheet having excellent uniformity and mehtod for production thereof
CN102719755A (en) * 2012-05-31 2012-10-10 攀钢集团攀枝花钢铁研究院有限公司 High-strength high-processability hot-rolled pickled plate for automobile structures and production method thereof
CN103741067B (en) * 2013-12-26 2016-08-31 马钢(集团)控股有限公司 A kind of block automobile-used high tenacity wheel hub steel and the preparation method of wheel hub
CN104060169A (en) * 2014-06-18 2014-09-24 攀钢集团攀枝花钢铁研究院有限公司 Hot-rolled steel sheet and production method thereof
CN104060167A (en) * 2014-06-18 2014-09-24 攀钢集团攀枝花钢铁研究院有限公司 Hot-rolled steel sheet and production method thereof
EP3187601B1 (en) * 2014-08-07 2019-01-09 JFE Steel Corporation High-strength steel sheet and method for manufacturing same
CN104264038A (en) * 2014-09-23 2015-01-07 攀钢集团西昌钢钒有限公司 440 MPa-grade continuous-annealed and cold-rolled structural steel plate and production process thereof
CN104694854A (en) * 2015-03-20 2015-06-10 苏州科胜仓储物流设备有限公司 High-strength steel plate for cantilever type goods shelves and heat processing process thereof
CN104674138A (en) * 2015-03-20 2015-06-03 苏州科胜仓储物流设备有限公司 Friction-resistant steel plate for narrow path type goods shelf and thermal treatment technology of friction-resistant steel plate
CN105619025A (en) * 2015-12-30 2016-06-01 浙江吉利汽车研究院有限公司 Thermoforming method for high-strength fatigue-resisting torsion beam
KR101726130B1 (en) * 2016-03-08 2017-04-27 주식회사 포스코 Composition structure steel sheet having excellent formability and method for manufacturing the same
CN105839001A (en) * 2016-05-30 2016-08-10 苏州双金实业有限公司 Steel with excellent machinability
CN106435384A (en) * 2016-09-28 2017-02-22 河钢股份有限公司承德分公司 Vanadium-containing automobile structural steel and production method thereof
CN110405372B (en) * 2019-07-09 2021-02-09 中国石油大学(华东) Duplex stainless steel heat exchange plate composite welding method based on residual stress regulation
KR102307946B1 (en) * 2019-12-09 2021-09-30 주식회사 포스코 Steel plate for structure with a good seawater corrosion resistive property and method of manufacturing the same
CN111187985A (en) * 2020-02-17 2020-05-22 本钢板材股份有限公司 Hot-rolled extending flange steel with high hole expansion performance and fatigue life and preparation process thereof
KR102484995B1 (en) * 2020-12-10 2023-01-04 주식회사 포스코 Hot-rolled steel for hyper tube and manufacturing method for the same
WO2023033478A1 (en) * 2021-08-31 2023-03-09 주식회사 포스코 Hot-rolled steel sheet for hyper tube and manufacturing method therefor
KR20230093722A (en) * 2021-12-20 2023-06-27 주식회사 포스코 Hot-rolled steel for hyper tube and manufacturing method for the same

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09118952A (en) * 1995-10-20 1997-05-06 Kobe Steel Ltd Member made of high-strength hot rolled steel sheet having lower yield ratio
JP2000219937A (en) * 1999-01-29 2000-08-08 Sumitomo Metal Ind Ltd HIGH STRENGTH Ti-ADDED HOT ROLLED STEEL SHEET FOR WORKING AND ITS PRODUCTION
JP2006233309A (en) * 2005-02-28 2006-09-07 Jfe Steel Kk High-tensile-strength hot-rolled steel plate with superior bake-hardenability and formability, and manufacturing method therefor
KR20090069872A (en) * 2007-12-26 2009-07-01 주식회사 포스코 Steel for a structure having excellent low temperature toughnetss and tensile strength of heat affected zone and manufacturing method for the same

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JPH0759726B2 (en) * 1987-05-25 1995-06-28 株式会社神戸製鋼所 Method for manufacturing high strength cold rolled steel sheet with excellent local ductility
JP3144572B2 (en) 1991-10-18 2001-03-12 日新製鋼株式会社 Manufacturing method of low yield ratio high tensile strength hot rolled steel sheet with excellent corrosion resistance
JP3369658B2 (en) * 1993-08-26 2003-01-20 川崎製鉄株式会社 High-strength and high-workability steel sheet for cans with excellent bake hardenability, aging resistance and non-earring properties, and method for producing the same
JPH1060593A (en) 1996-06-10 1998-03-03 Kobe Steel Ltd High strength cold rolled steel sheet excellent in balance between strength and elongation-flanging formability, and its production
JP3680262B2 (en) * 2000-06-28 2005-08-10 Ｊｆｅスチール株式会社 Hot-dip galvanized steel sheet with excellent stretch flangeability and manufacturing method thereof
JP2003193188A (en) * 2001-12-25 2003-07-09 Jfe Steel Kk High tensile strength galvannealed, cold rolled steel sheet having excellent stretch-flanging property and production method therefor
JP4023225B2 (en) * 2002-06-11 2007-12-19 Ｊｆｅスチール株式会社 Hot-rolled steel sheet for rotating ironing process, method for producing the same, and automotive part
JP4967360B2 (en) * 2006-02-08 2012-07-04 住友金属工業株式会社 Plated steel sheet for hot pressing, method for manufacturing the same, and method for manufacturing hot press-formed members
CN100519808C (en) * 2007-12-05 2009-07-29 攀钢集团攀枝花钢铁研究院 Vanadium-containing hot rolled steel plate and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09118952A (en) * 1995-10-20 1997-05-06 Kobe Steel Ltd Member made of high-strength hot rolled steel sheet having lower yield ratio
JP2000219937A (en) * 1999-01-29 2000-08-08 Sumitomo Metal Ind Ltd HIGH STRENGTH Ti-ADDED HOT ROLLED STEEL SHEET FOR WORKING AND ITS PRODUCTION
JP2006233309A (en) * 2005-02-28 2006-09-07 Jfe Steel Kk High-tensile-strength hot-rolled steel plate with superior bake-hardenability and formability, and manufacturing method therefor
KR20090069872A (en) * 2007-12-26 2009-07-01 주식회사 포스코 Steel for a structure having excellent low temperature toughnetss and tensile strength of heat affected zone and manufacturing method for the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012002566A1 *

Also Published As

Publication number Publication date
KR101485237B1 (en) 2015-01-22
EP2589678B1 (en) 2018-09-05
TW201207126A (en) 2012-02-16
KR20130021409A (en) 2013-03-05
JP2012012623A (en) 2012-01-19
JP5018934B2 (en) 2012-09-05
US20130233453A1 (en) 2013-09-12
TWI431124B (en) 2014-03-21
CN102971443B (en) 2015-03-25
EP2589678A1 (en) 2013-05-08
WO2012002566A1 (en) 2012-01-05
CN102971443A (en) 2013-03-13

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