EP3553195A4 - High mn steel sheet and method for producing same - Google Patents

High mn steel sheet and method for producing same Download PDF

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Publication number
EP3553195A4
EP3553195A4 EP17879107.5A EP17879107A EP3553195A4 EP 3553195 A4 EP3553195 A4 EP 3553195A4 EP 17879107 A EP17879107 A EP 17879107A EP 3553195 A4 EP3553195 A4 EP 3553195A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
producing same
producing
same
steel
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
EP17879107.5A
Other languages
German (de)
French (fr)
Other versions
EP3553195B1 (en
EP3553195A1 (en
Inventor
Keiji Ueda
Kazukuni Hase
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=62490939&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP3553195(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP3553195A4 publication Critical patent/EP3553195A4/en
Publication of EP3553195A1 publication Critical patent/EP3553195A1/en
Application granted granted Critical
Publication of EP3553195B1 publication Critical patent/EP3553195B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • 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
    • C21D8/0247—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
    • 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
    • C22C38/02—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with 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
    • 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
    • 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

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 Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
EP17879107.5A 2016-12-08 2017-12-01 High mn steel sheet and method for producing same Active EP3553195B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/JP2016/005080 WO2018104984A1 (en) 2016-12-08 2016-12-08 HIGH Mn STEEL SHEET AND PRODUCTION METHOD THEREFOR
PCT/JP2017/043245 WO2018105510A1 (en) 2016-12-08 2017-12-01 High mn steel sheet and method for producing same

Publications (3)

Publication Number Publication Date
EP3553195A4 true EP3553195A4 (en) 2019-10-16
EP3553195A1 EP3553195A1 (en) 2019-10-16
EP3553195B1 EP3553195B1 (en) 2021-05-19

Family

ID=62490939

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17879107.5A Active EP3553195B1 (en) 2016-12-08 2017-12-01 High mn steel sheet and method for producing same

Country Status (8)

Country Link
EP (1) EP3553195B1 (en)
JP (1) JP6418358B1 (en)
KR (2) KR102309644B1 (en)
CN (1) CN110050082B (en)
BR (1) BR112019010870B1 (en)
PH (1) PH12019501270A1 (en)
TW (1) TWI653343B (en)
WO (2) WO2018104984A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101889185B1 (en) 2016-12-21 2018-08-16 주식회사 포스코 Hot-rolled steel sheet having superior formability and fatigue property, and method for manufacturing the same
WO2020027211A1 (en) * 2018-08-03 2020-02-06 Ｊｆｅスチール株式会社 HIGH-Mn STEEL AND METHOD FOR PRODUCING SAME
WO2020035917A1 (en) * 2018-08-15 2020-02-20 Ｊｆｅスチール株式会社 Steel sheet and method for manufacturing same
BR112021001870A2 (en) * 2018-08-28 2021-04-27 Jfe Steel Corporation sheet steel and method for producing it
KR102507276B1 (en) * 2018-09-12 2023-03-07 제이에프이 스틸 가부시키가이샤 Steel and its manufacturing method
BR112021015919A2 (en) * 2019-02-12 2021-10-05 Jfe Steel Corporation STEEL WITH HIGH MN CONTENT AND MANUFACTURING METHOD FOR THE SAME
JP7126077B2 (en) * 2019-03-19 2022-08-26 Ｊｆｅスチール株式会社 Method for producing high-manganese steel billet, method for producing high-manganese steel billet and high-manganese steel plate
KR20220030292A (en) 2019-08-21 2022-03-10 제이에프이 스틸 가부시키가이샤 Steel and its manufacturing method
WO2021172381A1 (en) * 2020-02-27 2021-09-02 日鉄ステンレス株式会社 Stainless steel for metal foils, satinless steel foil, method for roducing stainless steel for metal foils, and method for producing satinless steel foil
CN112853194B (en) * 2021-01-06 2022-05-13 鞍钢股份有限公司 Nitrogen-controllable vanadium alloying method for high manganese steel
KR20230125288A (en) * 2021-02-08 2023-08-29 제이에프이 스틸 가부시키가이샤 Steel and its manufacturing method, tank and its manufacturing method
CN116926443A (en) * 2022-04-07 2023-10-24 南京钢铁股份有限公司 Ultralow-temperature steel and heat treatment process and application thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016052397A1 (en) * 2014-10-01 2016-04-07 新日鐵住金株式会社 High-strength steel material for oil wells, and oil well pipe
JP2016084529A (en) * 2014-10-22 2016-05-19 新日鐵住金株式会社 HIGH Mn STEEL MATERIAL AND PRODUCTION METHOD THEREFOR
JP2016196703A (en) * 2015-04-02 2016-11-24 新日鐵住金株式会社 HIGH Mn STEEL MATERIAL FOR CRYOGENIC USE

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5623259A (en) * 1979-08-03 1981-03-05 Sumitomo Metal Ind Ltd Nickel-free high manganese cast steel for low temperature use
JPS57164970A (en) * 1981-04-03 1982-10-09 Kobe Steel Ltd Nonmagnetic high mn-cr steel
JPS5896853A (en) * 1981-11-17 1983-06-09 Sumitomo Metal Ind Ltd High mn steel for extra-low temperature use with superior corrosion resistance and machinability
WO2013100614A1 (en) 2011-12-27 2013-07-04 주식회사 포스코 Austenitic steel having superior machinability and cryogenic temperature toughness in weld heat affected zones thereof and method for manufacturing same
KR101543916B1 (en) * 2013-12-25 2015-08-11 주식회사 포스코 Steels for low temperature services having superior deformed surface quality and method for production thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016052397A1 (en) * 2014-10-01 2016-04-07 新日鐵住金株式会社 High-strength steel material for oil wells, and oil well pipe
JP2016084529A (en) * 2014-10-22 2016-05-19 新日鐵住金株式会社 HIGH Mn STEEL MATERIAL AND PRODUCTION METHOD THEREFOR
JP2016196703A (en) * 2015-04-02 2016-11-24 新日鐵住金株式会社 HIGH Mn STEEL MATERIAL FOR CRYOGENIC USE

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ICHIRO DAIGO ET AL: "Comparison of Tramp Elements Compositions in Steel Bars between Japan and China", TETSU TO HAGANE: JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN, vol. 100, no. 6, 1 January 2014 (2014-01-01), JP, pages 756 - 760, XP055510095, ISSN: 0021-1575, DOI: 10.2355/tetsutohagane.100.756 *
See also references of WO2018105510A1 *

Also Published As

Publication number Publication date
BR112019010870A2 (en) 2019-10-01
KR20210072140A (en) 2021-06-16
EP3553195B1 (en) 2021-05-19
JP6418358B1 (en) 2018-11-07
CN110050082A (en) 2019-07-23
KR102309644B1 (en) 2021-10-06
TWI653343B (en) 2019-03-11
CN110050082B (en) 2021-06-22
JPWO2018105510A1 (en) 2018-12-06
PH12019501270A1 (en) 2019-12-16
KR20190077470A (en) 2019-07-03
WO2018105510A1 (en) 2018-06-14
WO2018104984A1 (en) 2018-06-14
BR112019010870B1 (en) 2023-04-11
EP3553195A1 (en) 2019-10-16
TW201825694A (en) 2018-07-16

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