EP3943619A4 - Quenching device and metal sheet manufacturing method - Google Patents

Quenching device and metal sheet manufacturing method Download PDF

Info

Publication number
EP3943619A4
EP3943619A4 EP20784745.0A EP20784745A EP3943619A4 EP 3943619 A4 EP3943619 A4 EP 3943619A4 EP 20784745 A EP20784745 A EP 20784745A EP 3943619 A4 EP3943619 A4 EP 3943619A4
Authority
EP
European Patent Office
Prior art keywords
metal sheet
sheet manufacturing
quenching device
quenching
manufacturing
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
EP20784745.0A
Other languages
German (de)
French (fr)
Other versions
EP3943619A1 (en
EP3943619B1 (en
Inventor
Tomohiro HASHIMUKAI
Soshi Yoshimoto
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 EP3943619A1 publication Critical patent/EP3943619A1/en
Publication of EP3943619A4 publication Critical patent/EP3943619A4/en
Application granted granted Critical
Publication of EP3943619B1 publication Critical patent/EP3943619B1/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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/60—Aqueous agents
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C21D1/63—Quenching devices for bath quenching
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/573—Continuous furnaces for strip or wire with cooling
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C21D1/667—Quenching devices for spray quenching

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
EP20784745.0A 2019-03-29 2020-03-17 Quenching apparatus and method for manufacturing metal sheet Active EP3943619B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019067348 2019-03-29
PCT/JP2020/011751 WO2020203261A1 (en) 2019-03-29 2020-03-17 Quenching device and metal sheet manufacturing method

Publications (3)

Publication Number Publication Date
EP3943619A1 EP3943619A1 (en) 2022-01-26
EP3943619A4 true EP3943619A4 (en) 2022-05-04
EP3943619B1 EP3943619B1 (en) 2023-11-08

Family

ID=72668733

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20784745.0A Active EP3943619B1 (en) 2019-03-29 2020-03-17 Quenching apparatus and method for manufacturing metal sheet

Country Status (5)

Country Link
EP (1) EP3943619B1 (en)
JP (1) JP7314989B2 (en)
KR (2) KR20240096738A (en)
CN (1) CN113677811A (en)
WO (1) WO2020203261A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240046536A (en) * 2021-09-16 2024-04-09 제이에프이 스틸 가부시키가이샤 Quenching device and continuous annealing equipment, and quenching method, manufacturing method of steel sheet, and manufacturing method of plated steel sheet

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59136427A (en) * 1983-01-21 1984-08-06 Sumitomo Metal Ind Ltd Method for cooling thin steel plate by rolling
EP0117083A1 (en) * 1983-02-03 1984-08-29 Nippon Steel Corporation Method and apparatus for cooling a metal strip in a continuous annealing furnace
EP0418166A1 (en) * 1989-09-14 1991-03-20 Sollac Roll contact cooling device for continuous quenching of preheated steel strip
WO2017115742A1 (en) * 2015-12-28 2017-07-06 Ｊｆｅスチール株式会社 Rapid cooling quenching device and rapid cooling quenching method
EP3399056A1 (en) * 2015-12-28 2018-11-07 JFE Steel Corporation Rapid cooling quenching device and rapid cooling quenching method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58107424A (en) * 1981-12-22 1983-06-27 Kawasaki Steel Corp Apparatus for continuously quenching steel plate
JPS58135725A (en) * 1982-02-08 1983-08-12 Nippon Kinzoku Kk Tension adding device of band plate
JPS6094722U (en) 1983-12-02 1985-06-28 日立電線株式会社 undercarpet cable
JP2003277833A (en) * 2002-03-22 2003-10-02 Jfe Steel Kk Method and device for manufacturing metal plate
JP2011184773A (en) 2010-03-10 2011-09-22 Kobe Steel Ltd Continuous annealing apparatus, and method for suppressing corrugation deformation of metal sheet during quenching in the same
CN101993995B (en) 2010-11-26 2012-05-30 首钢总公司 Water quenching and cooling method and device for ultrahigh-strength strip steel
MX2017006870A (en) 2014-11-28 2017-08-14 Jfe Steel Corp Method for manufacturing metal plates and quenching device.
JP6624113B2 (en) 2017-02-21 2019-12-25 Ｊｆｅスチール株式会社 Quenching and quenching equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59136427A (en) * 1983-01-21 1984-08-06 Sumitomo Metal Ind Ltd Method for cooling thin steel plate by rolling
EP0117083A1 (en) * 1983-02-03 1984-08-29 Nippon Steel Corporation Method and apparatus for cooling a metal strip in a continuous annealing furnace
EP0418166A1 (en) * 1989-09-14 1991-03-20 Sollac Roll contact cooling device for continuous quenching of preheated steel strip
WO2017115742A1 (en) * 2015-12-28 2017-07-06 Ｊｆｅスチール株式会社 Rapid cooling quenching device and rapid cooling quenching method
EP3399056A1 (en) * 2015-12-28 2018-11-07 JFE Steel Corporation Rapid cooling quenching device and rapid cooling quenching method

Also Published As

Publication number Publication date
WO2020203261A1 (en) 2020-10-08
JP7314989B2 (en) 2023-07-26
EP3943619A1 (en) 2022-01-26
EP3943619B1 (en) 2023-11-08
KR20210130208A (en) 2021-10-29
CN113677811A (en) 2021-11-19
KR20240096738A (en) 2024-06-26
JPWO2020203261A1 (en) 2021-12-16

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