EP3282032A4 - Steel sheet with excellent cold workability during forming, and process for producing same - Google Patents

Steel sheet with excellent cold workability during forming, and process for producing same Download PDF

Info

Publication number
EP3282032A4
EP3282032A4 EP16776704.5A EP16776704A EP3282032A4 EP 3282032 A4 EP3282032 A4 EP 3282032A4 EP 16776704 A EP16776704 A EP 16776704A EP 3282032 A4 EP3282032 A4 EP 3282032A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
producing same
during forming
workability during
cold workability
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.)
Withdrawn
Application number
EP16776704.5A
Other languages
German (de)
French (fr)
Other versions
EP3282032A1 (en
Inventor
Kazuo HIKIDA
Motonori Hashimoto
Kengo Takeda
Ken Takata
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
Application filed by Nippon Steel and Sumitomo Metal Corp filed Critical Nippon Steel and Sumitomo Metal Corp
Publication of EP3282032A1 publication Critical patent/EP3282032A1/en
Publication of EP3282032A4 publication Critical patent/EP3282032A4/en
Withdrawn legal-status Critical Current

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
    • C21D8/0205—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
    • 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
    • C22C38/002—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
    • C22C38/08—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
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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

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)
EP16776704.5A 2015-04-10 2016-04-08 Steel sheet with excellent cold workability during forming, and process for producing same Withdrawn EP3282032A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015081101 2015-04-10
PCT/JP2016/061608 WO2016163538A1 (en) 2015-04-10 2016-04-08 Steel sheet with excellent cold workability during forming, and process for producing same

Publications (2)

Publication Number Publication Date
EP3282032A1 EP3282032A1 (en) 2018-02-14
EP3282032A4 true EP3282032A4 (en) 2018-09-12

Family

ID=57072674

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16776704.5A Withdrawn EP3282032A4 (en) 2015-04-10 2016-04-08 Steel sheet with excellent cold workability during forming, and process for producing same

Country Status (9)

Country Link
US (1) US20180105891A1 (en)
EP (1) EP3282032A4 (en)
JP (1) JP6070912B1 (en)
KR (1) KR101951134B1 (en)
CN (1) CN107250415B (en)
BR (1) BR112017021482A2 (en)
MX (1) MX2017012858A (en)
TW (1) TWI565811B (en)
WO (1) WO2016163538A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6160783B2 (en) * 2015-05-26 2017-07-12 新日鐵住金株式会社 Steel sheet and manufacturing method thereof
KR102029565B1 (en) * 2015-05-26 2019-10-07 닛폰세이테츠 가부시키가이샤 Steel plate and its manufacturing method
TWI588270B (en) * 2015-06-17 2017-06-21 Nippon Steel & Sumitomo Metal Corp Steel plate and manufacturing method
CN109983145B (en) * 2017-08-31 2021-09-17 日本制铁株式会社 Steel plate for carburizing and method for manufacturing steel plate for carburizing
CN109923234B (en) * 2017-08-31 2021-03-30 日本制铁株式会社 Steel plate for carburizing and method for manufacturing steel plate for carburizing
CN109926500B (en) * 2019-01-07 2020-11-24 安徽力源数控刃模具制造有限公司 Alloy aluminum plate arc pressing die material and processing technology thereof
CN110284064B (en) * 2019-07-18 2021-08-31 西华大学 High-strength boron-containing steel and preparation method thereof
CN113699445B (en) * 2021-08-18 2022-05-31 中天钢铁集团有限公司 Rolling process of coarse grain low-carbon steel

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1980635A1 (en) * 2006-01-31 2008-10-15 JFE Steel Corporation Steel sheet with excellent suitability for fine blanking and process for producing the same
EP2003220A1 (en) * 2006-03-31 2008-12-17 JFE Steel Corporation Steel plate having excellent fine blanking processability and method for manufacture thereof
JP2009263718A (en) * 2008-04-24 2009-11-12 Nippon Steel Corp Hot-rolled steel plate superior in hole expandability and manufacturing method therefor

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5110870B2 (en) 1972-11-17 1976-04-07
FR2297718A1 (en) 1975-01-20 1976-08-13 Promecan Sisson Lehmann ELEMEN CONTROL EQUIPMENT
JPS5194454A (en) 1975-02-17 1976-08-19 Hiatsuenzaino nagasasokuteihoho
JP4465057B2 (en) * 1999-03-16 2010-05-19 日新製鋼株式会社 High carbon steel sheet for precision punching
JP2004027355A (en) 2001-11-14 2004-01-29 Sumitomo Metal Ind Ltd Steel member having excellent fatigue crack propagation resistance and method of producing the same
KR100982097B1 (en) * 2005-06-29 2010-09-13 제이에프이 스틸 가부시키가이샤 Method for manufacturing high carbon cold-rolled steel sheet
JP2007270331A (en) * 2006-03-31 2007-10-18 Jfe Steel Kk Steel sheet superior in fine blanking workability, and manufacturing method therefor
ES2714097T3 (en) * 2013-07-01 2019-05-27 Nippon Steel & Sumitomo Metal Corp Cold rolled steel sheet, galvanized cold rolled steel sheet and method of manufacturing it
JP5599921B1 (en) 2013-07-10 2014-10-01 パナソニック株式会社 Manufacturing method of three-dimensional shaped object
JP6439248B2 (en) * 2013-12-18 2018-12-19 新日鐵住金株式会社 Medium / high carbon steel sheet with excellent punchability and method for producing the same
KR102029565B1 (en) * 2015-05-26 2019-10-07 닛폰세이테츠 가부시키가이샤 Steel plate and its manufacturing method
JP6160783B2 (en) * 2015-05-26 2017-07-12 新日鐵住金株式会社 Steel sheet and manufacturing method thereof
US20180135146A1 (en) * 2015-05-26 2018-05-17 Nippon Steel & Sumitomo Metal Corporation Steel sheet and method of production of same
TWI588270B (en) * 2015-06-17 2017-06-21 Nippon Steel & Sumitomo Metal Corp Steel plate and manufacturing method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1980635A1 (en) * 2006-01-31 2008-10-15 JFE Steel Corporation Steel sheet with excellent suitability for fine blanking and process for producing the same
EP2003220A1 (en) * 2006-03-31 2008-12-17 JFE Steel Corporation Steel plate having excellent fine blanking processability and method for manufacture thereof
JP2009263718A (en) * 2008-04-24 2009-11-12 Nippon Steel Corp Hot-rolled steel plate superior in hole expandability and manufacturing method therefor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016163538A1 *

Also Published As

Publication number Publication date
TWI565811B (en) 2017-01-11
EP3282032A1 (en) 2018-02-14
JP6070912B1 (en) 2017-02-01
MX2017012858A (en) 2018-01-15
KR20170088414A (en) 2017-08-01
BR112017021482A2 (en) 2018-07-03
CN107250415A (en) 2017-10-13
WO2016163538A1 (en) 2016-10-13
US20180105891A1 (en) 2018-04-19
CN107250415B (en) 2019-10-01
JPWO2016163538A1 (en) 2017-04-27
KR101951134B1 (en) 2019-02-21
TW201700748A (en) 2017-01-01

Similar Documents

Publication Publication Date Title
EP3489382A4 (en) Steel sheet and method for producing same
EP3128027A4 (en) High-strength cold rolled steel sheet having high yield ratio, and production method therefor
EP3305930A4 (en) Steel sheet and method for producing same
EP3399062A4 (en) High-strength steel sheet, high-strength galvanized steel sheet, and method for manufacturing same
EP3128026A4 (en) High-strength cold rolled steel sheet exhibiting excellent material-quality uniformity, and production method therefor
EP3228722A4 (en) High-strength, cold-rolled, thin steel sheet and method for manufacturing same
EP3279353A4 (en) Hot-rolled steel sheet and method for producing same
EP3178955A4 (en) High-strength steel sheet and production method for same, and production method for high-strength galvanized steel sheet
EP3282032A4 (en) Steel sheet with excellent cold workability during forming, and process for producing same
EP3128023A4 (en) High-yield-ratio high-strength cold rolled steel sheet and production method therefor
EP3473741A4 (en) Thin steel sheet and process for producing same
EP3178956A4 (en) High-strength steel sheet and production method for same, and production method for high-strength galvanized steel sheet
EP3178957A4 (en) High-strength steel sheet and production method for same, and production method for high-strength galvanized steel sheet
EP3305929A4 (en) Steel sheet and method for producing same
EP3075872A4 (en) Hot-formed steel sheet member, method for producing same, and steel sheet for hot forming
EP3730636A4 (en) High-strength steel sheet having excellent processability and method for manufacturing same
EP3178953A4 (en) High-strength steel sheet and production method for same, and production method for high-strength galvanized steel sheet
PL3204530T3 (en) Cold rolled steel sheet and recrystallisation-annealed steel flat product and method for producing the same
EP3276026A4 (en) Thick steel sheet for structural pipe, method for manufacturing thick steel sheet for structural pipe, and structural pipe
EP3279351A4 (en) High strength/high toughness steel sheet and method for producing same
EP3543364A4 (en) High-strength steel sheet and method for producing same
EP3276024A4 (en) Thick steel plate for structural pipe, method for producing thick steel plate for structural pipe, and structural pipe.
EP3279352A4 (en) High strength/high toughness steel sheet and method for producing same
EP3190203A4 (en) Quasicrystal-containing plated steel sheet and method for producing quasicrystal-containing plated steel sheet
EP3339464A4 (en) High-hardness steel sheet, and manufacturing method therefor

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20171110

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20180813

RIC1 Information provided on ipc code assigned before grant

Ipc: C21D 8/02 20060101ALI20180807BHEP

Ipc: C22C 38/06 20060101AFI20180807BHEP

Ipc: C22C 38/04 20060101ALI20180807BHEP

Ipc: C21D 9/46 20060101ALI20180807BHEP

Ipc: C22C 38/02 20060101ALI20180807BHEP

Ipc: C22C 38/60 20060101ALI20180807BHEP

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: NIPPON STEEL CORPORATION

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/12 20060101ALI20191018BHEP

Ipc: C22C 38/14 20060101ALI20191018BHEP

Ipc: C22C 38/16 20060101ALI20191018BHEP

Ipc: C22C 38/18 20060101ALI20191018BHEP

Ipc: C22C 38/02 20060101ALI20191018BHEP

Ipc: C22C 38/00 20060101AFI20191018BHEP

Ipc: C22C 38/06 20060101ALI20191018BHEP

Ipc: C22C 38/60 20060101ALI20191018BHEP

Ipc: C21D 8/02 20060101ALI20191018BHEP

Ipc: C21D 9/46 20060101ALI20191018BHEP

Ipc: C22C 38/04 20060101ALI20191018BHEP

Ipc: C22C 38/10 20060101ALI20191018BHEP

Ipc: C22C 38/08 20060101ALI20191018BHEP

INTG Intention to grant announced

Effective date: 20191127

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20200603