EP4163411A4 - Hot-dipped zinc-aluminum-magnesium coated steel sheet and manufacturing method therefor - Google Patents

Hot-dipped zinc-aluminum-magnesium coated steel sheet and manufacturing method therefor Download PDF

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Publication number
EP4163411A4
EP4163411A4 EP20940134.8A EP20940134A EP4163411A4 EP 4163411 A4 EP4163411 A4 EP 4163411A4 EP 20940134 A EP20940134 A EP 20940134A EP 4163411 A4 EP4163411 A4 EP 4163411A4
Authority
EP
European Patent Office
Prior art keywords
aluminum
hot
manufacturing
steel sheet
coated 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.)
Pending
Application number
EP20940134.8A
Other languages
German (de)
French (fr)
Other versions
EP4163411A1 (en
Inventor
Guangrui JIANG
Baoyong WANG
Yan Li
Datao Liu
Huaxiang TENG
Chengliang XU
Haiquan Wang
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.)
Shougang Group Co Ltd
Shougang Jingtang United Iron and Steel Co Ltd
Original Assignee
Shougang Group Co Ltd
Shougang Jingtang United Iron and Steel Co Ltd
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 Shougang Group Co Ltd, Shougang Jingtang United Iron and Steel Co Ltd filed Critical Shougang Group Co Ltd
Publication of EP4163411A1 publication Critical patent/EP4163411A1/en
Publication of EP4163411A4 publication Critical patent/EP4163411A4/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • C23C2/29—Cooling or quenching
    • 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
    • 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
    • C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Thermal Sciences (AREA)
  • Coating With Molten Metal (AREA)
EP20940134.8A 2020-06-08 2020-10-15 Hot-dipped zinc-aluminum-magnesium coated steel sheet and manufacturing method therefor Pending EP4163411A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010513855.XA CN111534777B (en) 2020-06-08 2020-06-08 Hot-dip galvanized aluminum-magnesium coated steel plate with notch corrosion resistance and preparation method thereof
PCT/CN2020/121167 WO2021248765A1 (en) 2020-06-08 2020-10-15 Hot-dipped zinc-aluminum-magnesium coated steel sheet and manufacturing method therefor

Publications (2)

Publication Number Publication Date
EP4163411A1 EP4163411A1 (en) 2023-04-12
EP4163411A4 true EP4163411A4 (en) 2023-12-20

Family

ID=71972658

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20940134.8A Pending EP4163411A4 (en) 2020-06-08 2020-10-15 Hot-dipped zinc-aluminum-magnesium coated steel sheet and manufacturing method therefor

Country Status (5)

Country Link
EP (1) EP4163411A4 (en)
JP (1) JP2023528640A (en)
KR (1) KR20230021116A (en)
CN (1) CN111534777B (en)
WO (1) WO2021248765A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111534777B (en) * 2020-06-08 2021-11-19 首钢集团有限公司 Hot-dip galvanized aluminum-magnesium coated steel plate with notch corrosion resistance and preparation method thereof
CN112080746B (en) * 2020-08-31 2022-10-21 首钢集团有限公司 Zinc-aluminum-magnesium coated steel and preparation method thereof
CN112680684B (en) * 2020-11-23 2023-02-07 新冶高科技集团有限公司 Hot-dip zinc-aluminum-magnesium alloy coating and preparation method thereof
CN113025938B (en) * 2021-02-07 2023-01-31 首钢集团有限公司 Galvanized steel sheet with excellent under-film corrosion resistance and preparation method thereof
CN113025936A (en) * 2021-02-07 2021-06-25 首钢集团有限公司 High-corrosion-resistance hot-dip zinc-aluminum-magnesium-plated steel plate and manufacturing method thereof
CN113512691B (en) * 2021-03-11 2023-05-09 首钢集团有限公司 Zinc-aluminum-magnesium coated steel and preparation method thereof
CN113252542B (en) * 2021-04-16 2022-09-09 首钢集团有限公司 Evaluation method for fracture corrosion resistance of coated steel plate
CN113355621B (en) * 2021-04-29 2022-07-15 首钢京唐钢铁联合有限责任公司 Method for improving distinctness of image of zinc-aluminum-magnesium plate surface
CN114058996B (en) * 2021-10-19 2024-02-13 首钢集团有限公司 Coating steel plate easy to degrease, preparation method thereof and painted steel plate
CN114369783B (en) * 2021-12-10 2024-04-09 首钢集团有限公司 Hot dip galvanized coated steel sheet and preparation method thereof
CN115354254A (en) * 2022-09-14 2022-11-18 江苏国强镀锌实业有限公司 Preparation method of high-corrosion-resistance continuous hot-dip zinc-aluminum-magnesium-plated steel and zinc-aluminum-magnesium-steel

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1398304A (en) * 2000-02-09 2003-02-19 日新制钢株式会社 Steel sheet hot dip coated with Zn-Al-Mg having high Al content
CN105671469A (en) * 2016-03-22 2016-06-15 首钢总公司 Hot dipping steel and manufacturing method thereof
EP3239346A1 (en) * 2014-12-24 2017-11-01 Posco Zn alloy plated steel sheet having excellent phosphatability and spot weldability and method for manufacturing same
CN110983224A (en) * 2019-12-16 2020-04-10 首钢集团有限公司 Hot-dip galvanized aluminum-magnesium coated steel and preparation method thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2010267413B2 (en) * 2009-06-30 2015-05-21 Nippon Steel Corporation Zn-Al-Mg coated steel sheet and producing method thereof
KR101819393B1 (en) * 2016-12-22 2018-01-16 주식회사 포스코 Hot dip zinc alloy plated steel material having excellent weldability and press formability and method for manufacturing same
CN108690944B (en) * 2018-06-12 2021-01-08 武汉钢铁有限公司 Method for producing hot-dip coated steel sheet having excellent blackening resistance and corrosion resistance
CN109097715A (en) * 2018-08-20 2018-12-28 首钢京唐钢铁联合有限责任公司 A kind of Continuous Hot Dip Galvanizing Line strip enters pot temperature control method and device
WO2020111775A1 (en) * 2018-11-28 2020-06-04 주식회사 포스코 Galvanized steel sheet having excellent plating adhesion and corrosion resistance, and manufacturing method therefor
CN110004389B (en) * 2019-03-20 2021-06-15 首钢集团有限公司 Blackening-resistant zinc-aluminum-magnesium coated steel and preparation method thereof
CN110835757B (en) * 2019-10-22 2021-12-21 首钢集团有限公司 Hot-dip galvanized steel sheet with excellent adhesive property and preparation method thereof
CN111534777B (en) * 2020-06-08 2021-11-19 首钢集团有限公司 Hot-dip galvanized aluminum-magnesium coated steel plate with notch corrosion resistance and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1398304A (en) * 2000-02-09 2003-02-19 日新制钢株式会社 Steel sheet hot dip coated with Zn-Al-Mg having high Al content
EP3239346A1 (en) * 2014-12-24 2017-11-01 Posco Zn alloy plated steel sheet having excellent phosphatability and spot weldability and method for manufacturing same
CN105671469A (en) * 2016-03-22 2016-06-15 首钢总公司 Hot dipping steel and manufacturing method thereof
CN110983224A (en) * 2019-12-16 2020-04-10 首钢集团有限公司 Hot-dip galvanized aluminum-magnesium coated steel and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021248765A1 *

Also Published As

Publication number Publication date
CN111534777A (en) 2020-08-14
CN111534777B (en) 2021-11-19
WO2021248765A1 (en) 2021-12-16
KR20230021116A (en) 2023-02-13
EP4163411A1 (en) 2023-04-12
JP2023528640A (en) 2023-07-05

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