US20180037969A1 - High-strength cold-rolled steel sheet and method of producing the same - Google Patents

High-strength cold-rolled steel sheet and method of producing the same Download PDF

Info

Publication number
US20180037969A1
US20180037969A1 US15/556,448 US201615556448A US2018037969A1 US 20180037969 A1 US20180037969 A1 US 20180037969A1 US 201615556448 A US201615556448 A US 201615556448A US 2018037969 A1 US2018037969 A1 US 2018037969A1
Authority
US
United States
Prior art keywords
less
steel sheet
temperature
pickling
content
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.)
Abandoned
Application number
US15/556,448
Other languages
English (en)
Inventor
Shimpei Yoshioka
Katsutoshi Takashima
Kohei Hasegawa
Yoshimasa Funakawa
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
Assigned to JFE STEEL CORPORATION reassignment JFE STEEL CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: HASEGAWA, KOHEI, FUNAKAWA, YOSHIMASA, TAKASHIMA, KATSUTOSHI, YOSHIOKA, SHIMPEI
Publication of US20180037969A1 publication Critical patent/US20180037969A1/en
Abandoned 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
    • 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
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/001—Heat treatment of ferrous alloys containing Ni
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • 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
    • C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
    • 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
    • C22C38/18—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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • C—CHEMISTRY; METALLURGY
    • 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
    • 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
    • C23G1/081—Iron or steel solutions containing H2SO4
    • 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
    • C21D2211/001—Austenite
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
US15/556,448 2015-03-18 2016-02-16 High-strength cold-rolled steel sheet and method of producing the same Abandoned US20180037969A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2015054283 2015-03-18
JP2015-054283 2015-03-18
PCT/JP2016/000778 WO2016147549A1 (ja) 2015-03-18 2016-02-16 高強度冷延鋼板およびその製造方法

Publications (1)

Publication Number Publication Date
US20180037969A1 true US20180037969A1 (en) 2018-02-08

Family

ID=56918763

Family Applications (1)

Application Number Title Priority Date Filing Date
US15/556,448 Abandoned US20180037969A1 (en) 2015-03-18 2016-02-16 High-strength cold-rolled steel sheet and method of producing the same

Country Status (7)

Country Link
US (1) US20180037969A1 (ja)
EP (1) EP3272892B1 (ja)
JP (1) JP6210175B2 (ja)
KR (1) KR101998652B1 (ja)
CN (1) CN107429344A (ja)
MX (1) MX2017011825A (ja)
WO (1) WO2016147549A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180274069A1 (en) * 2015-09-25 2018-09-27 Nippon Steel & Sumitomo Metal Corporation Steel sheet
EP3878994A4 (en) * 2018-11-09 2021-12-29 JFE Steel Corporation Cold rolled steel sheet for zirconium-based chemical conversion treatment, method for producing same, zirconium-based chemical conversion-treated steel sheet, and method for producing same
WO2022018481A1 (en) * 2020-07-20 2022-01-27 Arcelormittal Heat treated cold rolled steel sheet and a method of manufacturing thereof

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6308334B2 (ja) * 2016-02-18 2018-04-11 Ｊｆｅスチール株式会社 高強度冷延鋼板
JP6673290B2 (ja) * 2017-05-19 2020-03-25 Ｊｆｅスチール株式会社 高強度溶融亜鉛めっき鋼板の製造方法
JP6699633B2 (ja) * 2017-07-25 2020-05-27 Ｊｆｅスチール株式会社 塗装後耐食性と耐遅れ破壊特性に優れた高強度冷延鋼板及びその製造方法
WO2019116531A1 (ja) * 2017-12-15 2019-06-20 日本製鉄株式会社 鋼板、溶融亜鉛めっき鋼板および合金化溶融亜鉛めっき鋼板
CN111954727B (zh) * 2018-03-30 2022-06-03 杰富意钢铁株式会社 冷轧钢板及其制造方法和退火用冷轧钢板
WO2020145108A1 (ja) * 2019-01-09 2020-07-16 Ｊｆｅスチール株式会社 高強度冷延鋼板及びその製造方法
JP6954339B2 (ja) * 2019-02-04 2021-10-27 Ｊｆｅスチール株式会社 冷延鋼板及びその製造方法
CN110129670B (zh) * 2019-04-25 2020-12-15 首钢集团有限公司 一种1300MPa级高强高塑性热冲压用钢及其制备方法
KR102660727B1 (ko) * 2019-06-28 2024-04-26 닛폰세이테츠 가부시키가이샤 강판
JP6958752B2 (ja) * 2019-08-30 2021-11-02 Ｊｆｅスチール株式会社 鋼板、部材及びそれらの製造方法
KR20230126728A (ko) * 2021-02-02 2023-08-30 닛폰세이테츠 가부시키가이샤 박강판
KR20230081744A (ko) * 2021-11-29 2023-06-08 주식회사 포스코 연신율이 우수한 초고강도 냉연강판 및 이의 제조방법
CN115044831B (zh) * 2022-06-09 2023-08-25 包头钢铁（集团）有限责任公司 一种1100MPa级冷轧马氏体钢及其制造方法
CN115505840A (zh) * 2022-08-25 2022-12-23 包头钢铁（集团）有限责任公司 一种高强度淬火配分钢及其生产方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130087257A1 (en) * 2010-06-30 2013-04-11 Jfe Steel Corporation Ultra high strength cold rolled steel sheet having excellent ductility and delayed fracture resistance and method for manufacturing the same
US20130149526A1 (en) * 2010-08-31 2013-06-13 Jfe Steel Corporation Method of producing cold-rolled steel sheet as well as cold-rolled steel sheet and members for automobile

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3934604B2 (ja) 2003-12-25 2007-06-20 株式会社神戸製鋼所 塗膜密着性に優れた高強度冷延鋼板
JP4586449B2 (ja) * 2004-02-27 2010-11-24 Ｊｆｅスチール株式会社 曲げ性および伸びフランジ性に優れた超高強度冷延鋼板およびその製造方法
JP4461112B2 (ja) * 2006-03-28 2010-05-12 株式会社神戸製鋼所 加工性に優れた高強度鋼板
JP5359168B2 (ja) * 2008-10-08 2013-12-04 Ｊｆｅスチール株式会社 延性に優れる超高強度冷延鋼板およびその製造方法
JP5457840B2 (ja) * 2010-01-07 2014-04-02 株式会社神戸製鋼所 伸びおよび伸びフランジ性に優れた高強度冷延鋼板
JP5818046B2 (ja) * 2012-02-28 2015-11-18 Ｊｆｅスチール株式会社 Ｓｉ含有高強度冷延鋼板の製造方法
JP5829977B2 (ja) * 2012-06-05 2015-12-09 株式会社神戸製鋼所 降伏強度と成形性に優れた高強度冷延鋼板およびその製造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130087257A1 (en) * 2010-06-30 2013-04-11 Jfe Steel Corporation Ultra high strength cold rolled steel sheet having excellent ductility and delayed fracture resistance and method for manufacturing the same
US20130149526A1 (en) * 2010-08-31 2013-06-13 Jfe Steel Corporation Method of producing cold-rolled steel sheet as well as cold-rolled steel sheet and members for automobile

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180274069A1 (en) * 2015-09-25 2018-09-27 Nippon Steel & Sumitomo Metal Corporation Steel sheet
US11180835B2 (en) * 2015-09-25 2021-11-23 Nippon Steel Corporation Steel sheet
EP3878994A4 (en) * 2018-11-09 2021-12-29 JFE Steel Corporation Cold rolled steel sheet for zirconium-based chemical conversion treatment, method for producing same, zirconium-based chemical conversion-treated steel sheet, and method for producing same
WO2022018481A1 (en) * 2020-07-20 2022-01-27 Arcelormittal Heat treated cold rolled steel sheet and a method of manufacturing thereof

Also Published As

Publication number Publication date
JPWO2016147549A1 (ja) 2017-07-13
CN107429344A (zh) 2017-12-01
EP3272892B1 (en) 2019-08-28
KR101998652B1 (ko) 2019-07-10
MX2017011825A (es) 2017-12-07
KR20170116112A (ko) 2017-10-18
EP3272892A1 (en) 2018-01-24
EP3272892A4 (en) 2018-01-24
JP6210175B2 (ja) 2017-10-11
WO2016147549A1 (ja) 2016-09-22

Similar Documents

Publication Publication Date Title
EP3272892B1 (en) High-strength cold-rolled steel sheet and method for manufacturing same
US10550446B2 (en) High-strength steel sheet, high-strength hot-dip galvanized steel sheet, high-strength hot-dip aluminum-coated steel sheet, and high-strength electrogalvanized steel sheet, and methods for manufacturing same
EP3214199B1 (en) High-strength steel sheet, high-strength hot-dip galvanized steel sheet, high-strength hot-dip aluminum-coated steel sheet, and high-strength electrogalvanized steel sheet, and methods for manufacturing same
US10662495B2 (en) High-strength steel sheet and production method for same, and production method for high-strength galvanized steel sheet
US10570475B2 (en) High-strength steel sheet and production method for same, and production method for high-strength galvanized steel sheet
EP3318652B1 (en) High-strength cold-rolled steel sheet, high-strength galvanized steel sheet, and high-strength galvannealed steel sheet
EP3730636B1 (en) High-strength steel sheet having excellent processability and method for manufacturing same
WO2013105638A1 (ja) 冷延鋼板及び冷延鋼板の製造方法
EP3447160A1 (en) Steel plate, plated steel plate, and production method therefor
CN113840934B (zh) 高强度构件、高强度构件的制造方法和高强度构件用钢板的制造方法
JP2017048412A (ja) 溶融亜鉛めっき鋼板、合金化溶融亜鉛めっき鋼板、およびそれらの製造方法
WO2013118679A1 (ja) 高強度冷延鋼板及びその製造方法
US11085099B2 (en) High-strength cold-rolled steel sheet
CN111511945B (zh) 高强度冷轧钢板及其制造方法
WO2018151023A1 (ja) 高強度鋼板およびその製造方法
US10260133B2 (en) High-strength steel sheet and method for producing the same
US20220056549A1 (en) Steel sheet, member, and methods for producing them
EP3447159B1 (en) Steel plate, plated steel plate, and production method therefor
KR102170060B1 (ko) 고항복비형 고강도 아연 도금 강판 및 그의 제조 방법
US20220090247A1 (en) Steel sheet, member, and methods for producing them
WO2016157258A1 (ja) 高強度鋼板およびその製造方法
KR20170095977A (ko) 고강도 강판 및 그의 제조 방법
JP6780804B1 (ja) 高強度鋼板およびその製造方法
EP4079883A1 (en) Steel sheet, member, and methods respectively for producing said steel sheet and said member
CN115151673B (zh) 钢板、构件和它们的制造方法

Legal Events

Date Code Title Description
AS Assignment

Owner name: JFE STEEL CORPORATION, JAPAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:YOSHIOKA, SHIMPEI;TAKASHIMA, KATSUTOSHI;HASEGAWA, KOHEI;AND OTHERS;SIGNING DATES FROM 20170407 TO 20170420;REEL/FRAME:043523/0528

STPP Information on status: patent application and granting procedure in general

Free format text: DOCKETED NEW CASE - READY FOR EXAMINATION

STPP Information on status: patent application and granting procedure in general

Free format text: NON FINAL ACTION MAILED

STPP Information on status: patent application and granting procedure in general

Free format text: FINAL REJECTION MAILED

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION