EP2612956A4 - Method for producing cold-rolled steel sheet, cold-rolled steel sheet, and vehicle member - Google Patents

Method for producing cold-rolled steel sheet, cold-rolled steel sheet, and vehicle member

Info

Publication number
EP2612956A4
EP2612956A4 EP11821648.0A EP11821648A EP2612956A4 EP 2612956 A4 EP2612956 A4 EP 2612956A4 EP 11821648 A EP11821648 A EP 11821648A EP 2612956 A4 EP2612956 A4 EP 2612956A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
rolled steel
cold
vehicle member
producing
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
EP11821648.0A
Other languages
German (de)
French (fr)
Other versions
EP2612956A1 (en
EP2612956B1 (en
Inventor
Hiroyuki Masuoka
Satoru Ando
Shunsuke Yamamoto
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 EP2612956A1 publication Critical patent/EP2612956A1/en
Publication of EP2612956A4 publication Critical patent/EP2612956A4/en
Application granted granted Critical
Publication of EP2612956B1 publication Critical patent/EP2612956B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/08—Iron or steel
    • C23G1/085—Iron or steel solutions containing HNO3
    • 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
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous 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
    • 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
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236—Cold 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
    • C21D8/0273—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
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • 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
    • 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
    • C22C38/12—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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • 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
    • 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
    • C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/18—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
    • 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
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/08—Iron or steel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
    • B21B3/02—Rolling special iron alloys, e.g. stainless steel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
    • Y10T428/264—Up to 3 mils
    • Y10T428/265—1 mil or less

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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
EP11821648.0A 2010-08-31 2011-08-25 Method of producing cold-rolled steel sheet as well as cold-rolled steel sheet and members for automobile Active EP2612956B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2010193179 2010-08-31
JP2010266123 2010-11-30
JP2011177865A JP5835558B2 (en) 2010-08-31 2011-08-16 Cold rolled steel sheet manufacturing method
PCT/JP2011/069192 WO2012029631A1 (en) 2010-08-31 2011-08-25 Method for producing cold-rolled steel sheet, cold-rolled steel sheet, and vehicle member

Publications (3)

Publication Number Publication Date
EP2612956A1 EP2612956A1 (en) 2013-07-10
EP2612956A4 true EP2612956A4 (en) 2015-03-18
EP2612956B1 EP2612956B1 (en) 2016-06-01

Family

ID=45772723

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11821648.0A Active EP2612956B1 (en) 2010-08-31 2011-08-25 Method of producing cold-rolled steel sheet as well as cold-rolled steel sheet and members for automobile

Country Status (7)

Country Link
US (1) US20130149529A1 (en)
EP (1) EP2612956B1 (en)
JP (1) JP5835558B2 (en)
KR (1) KR20130031284A (en)
CN (1) CN102959129A (en)
TW (1) TWI454594B (en)
WO (1) WO2012029631A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5919920B2 (en) * 2011-03-28 2016-05-18 Ｊｆｅスチール株式会社 Method and apparatus for producing Si-containing cold-rolled steel sheet
JP5818046B2 (en) * 2012-02-28 2015-11-18 Ｊｆｅスチール株式会社 Method for producing Si-containing high-strength cold-rolled steel sheet
JP5821874B2 (en) * 2013-02-28 2015-11-24 Ｊｆｅスチール株式会社 Manufacturing method of high-Si cold-rolled steel sheet
JP6137089B2 (en) * 2014-09-02 2017-05-31 Ｊｆｅスチール株式会社 Cold rolled steel sheet manufacturing method and cold rolled steel sheet manufacturing equipment
JP6112261B2 (en) * 2015-03-25 2017-04-12 Ｊｆｅスチール株式会社 Cold rolled steel sheet and method for producing the same
EP3321394B1 (en) * 2015-07-08 2019-12-11 JFE Steel Corporation Process and equipment for producing cold-rolled steel strip
JP2016065319A (en) * 2015-11-30 2016-04-28 Ｊｆｅスチール株式会社 Evaluation method of surface quality of high strength steel sheet and manufacturing method of high strength steel sheet
JP6308334B2 (en) 2016-02-18 2018-04-11 Ｊｆｅスチール株式会社 High strength cold-rolled steel sheet
JP6308335B2 (en) * 2016-02-18 2018-04-11 Ｊｆｅスチール株式会社 High strength cold-rolled steel sheet
KR101889193B1 (en) * 2016-12-22 2018-08-16 주식회사 포스코 Cold-rolled steel sheet having excellent corrosion resistance and formability and method for manufacturing the same
MX2019007663A (en) * 2017-03-24 2019-09-04 Nippon Steel Corp Method for manufacturing steel sheet.
JP6806128B2 (en) * 2018-01-09 2021-01-06 Ｊｆｅスチール株式会社 Judgment method of cold-rolled steel sheet and manufacturing method of cold-rolled steel sheet
KR102178809B1 (en) * 2018-11-30 2020-11-13 주식회사 포스코 Hot rolled steel sheet for acid corrosion resistance and manufacturing method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009221586A (en) * 2008-03-19 2009-10-01 Jfe Steel Corp High strength cold rolled sheet steel excellent in chemical conversion properties and corrosion resistance after coating, and method for producing the same
EP2612957A1 (en) * 2010-08-31 2013-07-10 JFE Steel Corporation Method for producing cold-rolled steel sheet, cold-rolled steel sheet, and vehicle member
EP2692902A1 (en) * 2011-03-28 2014-02-05 JFE Steel Corporation Method and device for producing si-containing cold rolled steel sheet
EP2821515A1 (en) * 2012-02-28 2015-01-07 JFE Steel Corporation Si-containing high strength cold rolled steel sheet, production method therefor, and vehicle member

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3990349B2 (en) 2002-12-10 2007-10-10 新日本製鐵株式会社 Good workability, high strength cold-rolled steel sheet with excellent corrosion resistance after painting
JP4739653B2 (en) 2003-02-17 2011-08-03 株式会社神戸製鋼所 High strength cold-rolled steel sheet
JP4206029B2 (en) * 2003-11-05 2009-01-07 新日本製鐵株式会社 Hot-rolled steel sheet with excellent chemical conversion and its manufacturing method
JP4655782B2 (en) * 2005-06-30 2011-03-23 Ｊｆｅスチール株式会社 Method for producing ultra-high-strength cold-rolled steel sheet having a tensile strength of 780 MPa or more that has high ductility and excellent chemical conversion properties
CN100478458C (en) * 2005-12-16 2009-04-15 上海申群物资有限公司 Production of non-directional cold-rolling silicon steel disc
JP5168793B2 (en) 2006-02-16 2013-03-27 Ｊｆｅスチール株式会社 Manufacturing method of high-strength cold-rolled steel sheet with excellent corrosion resistance after painting
JP4821365B2 (en) * 2006-02-28 2011-11-24 Ｊｆｅスチール株式会社 Manufacturing method of high-tensile cold-rolled steel sheet with excellent corrosion resistance after painting
JP4725374B2 (en) 2006-03-14 2011-07-13 Ｊｆｅスチール株式会社 High-strength cold-rolled steel sheet excellent in formability, chemical conversion treatment and post-coating corrosion resistance, and method for producing the same
ITMI20062187A1 (en) * 2006-11-14 2008-05-15 Sviluppo Materiali Spa ANNEALING AND PICKLING PROCESS

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009221586A (en) * 2008-03-19 2009-10-01 Jfe Steel Corp High strength cold rolled sheet steel excellent in chemical conversion properties and corrosion resistance after coating, and method for producing the same
EP2612957A1 (en) * 2010-08-31 2013-07-10 JFE Steel Corporation Method for producing cold-rolled steel sheet, cold-rolled steel sheet, and vehicle member
EP2692902A1 (en) * 2011-03-28 2014-02-05 JFE Steel Corporation Method and device for producing si-containing cold rolled steel sheet
EP2821515A1 (en) * 2012-02-28 2015-01-07 JFE Steel Corporation Si-containing high strength cold rolled steel sheet, production method therefor, and vehicle member

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012029631A1 *

Also Published As

Publication number Publication date
JP5835558B2 (en) 2015-12-24
EP2612956A1 (en) 2013-07-10
TWI454594B (en) 2014-10-01
KR20130031284A (en) 2013-03-28
TW201224215A (en) 2012-06-16
CN102959129A (en) 2013-03-06
US20130149529A1 (en) 2013-06-13
JP2012132093A (en) 2012-07-12
WO2012029631A1 (en) 2012-03-08
EP2612956B1 (en) 2016-06-01

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