EP3276037A4 - Continuous hot-dip galvanization apparatus and hot-dip galvanized steel sheet manufacturing method - Google Patents

Continuous hot-dip galvanization apparatus and hot-dip galvanized steel sheet manufacturing method Download PDF

Info

Publication number: EP3276037A4
Authority: EP; European Patent Office
Prior art keywords: hot; dip; steel sheet; galvanized steel; sheet manufacturing
Prior art date: 2015-03-23
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

EP16767930.7A

Other languages

German (de)

French (fr)

Other versions

EP3276037B1 (en

EP3276037A1 (en

Inventor

Gentaro Takeda

Masaru Miyake

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.)

2015-03-23

Filing date

2016-02-19

Publication date

2018-03-21

2016-02-19 Application filed by JFE Steel Corp filed Critical JFE Steel Corp

2018-01-31 Publication of EP3276037A1 publication Critical patent/EP3276037A1/en

2018-03-21 Publication of EP3276037A4 publication Critical patent/EP3276037A4/en

2021-04-07 Application granted granted Critical

2021-04-07 Publication of EP3276037B1 publication Critical patent/EP3276037B1/en

Status Active legal-status Critical Current

2036-02-19 Anticipated expiration legal-status Critical

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
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/76—Adjusting the composition of the atmosphere
- 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
- 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
- C21D9/561—Continuous furnaces for strip or wire with a controlled atmosphere or vacuum
- 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
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/003—Apparatus
- C23C2/0038—Apparatus characterised by the pre-treatment chambers located immediately upstream of the bath or occurring locally before the dipping process
- C23C2/004—Snouts
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
- C23C2/0222—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating in a reactive atmosphere, e.g. oxidising or reducing atmosphere
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
- C23C2/0224—Two or more thermal pretreatments
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C18/00—Alloys based on zinc
- C22C18/04—Alloys based on zinc with aluminium as the next major constituent
- 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
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Thermal Sciences (AREA)
Physics & Mathematics (AREA)
Crystallography & Structural Chemistry (AREA)
Oil, Petroleum & Natural Gas (AREA)
Coating With Molten Metal (AREA)
Heat Treatment Of Strip Materials And Filament Materials (AREA)
Heat Treatment Of Sheet Steel (AREA)
Tunnel Furnaces (AREA)

EP16767930.7A 2015-03-23 2016-02-19 Method of manufacturing a hot-dip galvanized steel sheet Active EP3276037B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2015060139A JP6008007B2 (en)	2015-03-23	2015-03-23	Continuous hot dip galvanizing apparatus and method for producing hot dip galvanized steel sheet
PCT/JP2016/000899 WO2016152018A1 (en)	2015-03-23	2016-02-19	Continuous hot-dip galvanization apparatus and hot-dip galvanized steel sheet manufacturing method

Publications (3)

Publication Number	Publication Date
EP3276037A1 EP3276037A1 (en)	2018-01-31
EP3276037A4 true EP3276037A4 (en)	2018-03-21
EP3276037B1 EP3276037B1 (en)	2021-04-07

Family

ID=56978131

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP16767930.7A Active EP3276037B1 (en)	2015-03-23	2016-02-19	Method of manufacturing a hot-dip galvanized steel sheet

Country Status (6)

Country	Link
EP (1)	EP3276037B1 (en)
JP (1)	JP6008007B2 (en)
KR (1)	KR102026708B1 (en)
CN (1)	CN107429374B (en)
MX (1)	MX373025B (en)
WO (1)	WO2016152018A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP6439654B2 (en) *	2015-10-27	2018-12-19	Ｊｆｅスチール株式会社	Method for producing hot-dip galvanized steel sheet
EP3502300B1 (en)	2016-10-25	2021-01-13	JFE Steel Corporation	Method for producing high strength hot-dip galvanized steel sheet
US11459631B2 (en) *	2017-04-27	2022-10-04	Jfe Steel Corporation	Method for producing galvannealed steel sheet, and continuous hot dip galvanizing apparatus
JP6822934B2 (en) *	2017-10-26	2021-01-27	株式会社神戸製鋼所	Manufacturing method of hot-dip galvanized steel sheet
CN109722516B (en) *	2019-02-01	2020-07-17	北京钢研新冶工程设计有限公司	Device and method for quickly regulating and controlling gas dew point in annealing furnace
CN111321364A (en) *	2020-03-31	2020-06-23	无锡聚永丰环保科技有限公司	A high-efficiency galvanizing device for galvanized steel wire
CN111304424A (en) *	2020-04-27	2020-06-19	唐山曹妃甸区首燕机械有限公司	Stove nose humidifier
CN112481484B (en) *	2020-11-10	2022-04-01	马鞍山钢铁股份有限公司	An adaptive control method for dew point of hot-dip galvanized products with different alloy compositions
EP4310207A4 (en) *	2021-05-06	2025-01-22	JFE Steel Corporation	DEW POINT CONTROL AND CONTINUOUS ANNEALING METHODS
CN115287567A (en) *	2022-08-04	2022-11-04	江阴市华达机械科技有限公司	Stove nose humidification system

Citations (3)

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JP2008275185A (en) *	2007-04-25	2008-11-13	Taiyo Nippon Sanso Corp	Humidification gas supply method
US20090123651A1 (en) *	2005-10-14	2009-05-14	Nobuyoshi Okada	Continuous Annealing and Hot Dip Plating Method and Continuous Annealing and Hot Dip Plating System of Steel sheet Containing Si
WO2014132638A1 (en) *	2013-03-01	2014-09-04	Ｊｆｅスチール株式会社	Method for manufacturing hot dip galvanized steel sheet and continuous hot dip galvanization device

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JP2000290762A (en) *	1999-04-07	2000-10-17	Kawasaki Steel Corp	Manufacturing method of hot-dip coated steel sheet
JP4123690B2 (en) *	2000-06-20	2008-07-23	住友金属工業株式会社	Method for supplying atmospheric gas into continuous annealing furnace
JP5000116B2 (en) *	2005-09-29	2012-08-15	新日本製鐵株式会社	Soaking furnace operation method in steel strip continuous treatment equipment
JP5834775B2 (en) *	2011-10-31	2015-12-24	Ｊｆｅスチール株式会社	Manufacturing equipment and manufacturing method for continuous hot-dip galvanized steel sheet
CN102776460B (en) *	2012-03-19	2013-12-04	江苏大力神科技股份有限公司	Production method of thin steel strip hot galvanizing
US20150114528A1 (en) *	2012-04-09	2015-04-30	Jfe Steel Corporation	Method of lowering dew point of amibient gas within annealing furnace, device thereof, and method of producing cold-rolled annealed steel sheet
US10233526B2 (en) *	2012-12-04	2019-03-19	Jfe Steel Corporation	Facility having a continuous annealing furnace and a galvanization bath and method for continuously manufacturing hot-dip galvanized steel sheet

2015
- 2015-03-23 JP JP2015060139A patent/JP6008007B2/en active Active
2016
- 2016-02-19 CN CN201680017349.3A patent/CN107429374B/en active Active
- 2016-02-19 KR KR1020177025773A patent/KR102026708B1/en active Active
- 2016-02-19 WO PCT/JP2016/000899 patent/WO2016152018A1/en not_active Ceased
- 2016-02-19 EP EP16767930.7A patent/EP3276037B1/en active Active
- 2016-02-19 MX MX2017012192A patent/MX373025B/en active IP Right Grant

Patent Citations (3)

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Publication number	Priority date	Publication date	Assignee	Title
US20090123651A1 (en) *	2005-10-14	2009-05-14	Nobuyoshi Okada	Continuous Annealing and Hot Dip Plating Method and Continuous Annealing and Hot Dip Plating System of Steel sheet Containing Si
JP2008275185A (en) *	2007-04-25	2008-11-13	Taiyo Nippon Sanso Corp	Humidification gas supply method
WO2014132638A1 (en) *	2013-03-01	2014-09-04	Ｊｆｅスチール株式会社	Method for manufacturing hot dip galvanized steel sheet and continuous hot dip galvanization device

Also Published As

Publication number	Publication date
JP2016180137A (en)	2016-10-13
MX373025B (en)	2020-05-27
CN107429374A (en)	2017-12-01
JP6008007B2 (en)	2016-10-19
KR102026708B1 (en)	2019-09-30
EP3276037B1 (en)	2021-04-07
CN107429374B (en)	2020-01-14
EP3276037A1 (en)	2018-01-31
MX2017012192A (en)	2017-12-15
WO2016152018A1 (en)	2016-09-29
KR20170117522A (en)	2017-10-23

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