EP4110970C0 - METHOD FOR PRODUCING HARDENED STEEL COMPONENTS WITH A CONDITIONED ZINC CORROSION PROTECTIVE LAYER - Google Patents

METHOD FOR PRODUCING HARDENED STEEL COMPONENTS WITH A CONDITIONED ZINC CORROSION PROTECTIVE LAYER

Info

Publication number: EP4110970C0
Authority: EP; European Patent Office
Prior art keywords: conditioned; protective layer; hardened steel; steel components; corrosion protective
Prior art date: 2020-02-28
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.): Active

Application number

EP21707718.9A

Other languages

German (de)

French (fr)

Other versions

EP4110970A1 (en

EP4110970B1 (en

Inventor

Ernst Schachinger

Martin Fleischanderl

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.)

Voestalpine Stahl GmbH

Original Assignee

Voestalpine Stahl GmbH

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.)

2020-02-28

Filing date

2021-03-01

Publication date

2023-10-04

2021-03-01 Application filed by Voestalpine Stahl GmbH filed Critical Voestalpine Stahl GmbH

2023-01-04 Publication of EP4110970A1 publication Critical patent/EP4110970A1/en

2023-10-04 Application granted granted Critical

2023-10-04 Publication of EP4110970C0 publication Critical patent/EP4110970C0/en

2023-10-04 Publication of EP4110970B1 publication Critical patent/EP4110970B1/en

Status Active legal-status Critical Current

2041-03-01 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
- 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
- C21D8/0278—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular surface 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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/60—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using alkaline aqueous solutions with pH greater than 8
- C23C22/62—Treatment of iron or alloys based thereon
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
- B21D22/208—Deep-drawing by heating the blank or deep-drawing associated with heat treatment
- 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
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0242—Flattening; Dressing; Flexing
- 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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/48—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
- C23C22/50—Treatment of iron 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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/82—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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/02—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
- C23C28/023—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material only coatings of metal elements only
- 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
- C21D2211/008—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
- C21D2261/00—Machining or cutting being involved

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Materials Engineering (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Crystallography & Structural Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Electroplating Methods And Accessories (AREA)
Coating With Molten Metal (AREA)

EP21707718.9A 2020-02-28 2021-03-01 Method for producing hardened steel components with a conditioned zinc alloy corrosion protection layer Active EP4110970B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
EP20160202.6A EP3872230A1 (en)	2020-02-28	2020-02-28	Method for producing hardened steel components with a conditioned zinc alloy corrosion protection layer
PCT/EP2021/054962 WO2021170860A1 (en)	2020-02-28	2021-03-01	Method for producing hardened steel components with a conditioned zinc anti-corrosive layer

Publications (3)

Publication Number	Publication Date
EP4110970A1 EP4110970A1 (en)	2023-01-04
EP4110970C0 true EP4110970C0 (en)	2023-10-04
EP4110970B1 EP4110970B1 (en)	2023-10-04

Family

ID=69743007

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
EP20160202.6A Withdrawn EP3872230A1 (en)	2020-02-28	2020-02-28	Method for producing hardened steel components with a conditioned zinc alloy corrosion protection layer
EP21707718.9A Active EP4110970B1 (en)	2020-02-28	2021-03-01	Method for producing hardened steel components with a conditioned zinc alloy corrosion protection layer

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
EP20160202.6A Withdrawn EP3872230A1 (en)	2020-02-28	2020-02-28	Method for producing hardened steel components with a conditioned zinc alloy corrosion protection layer

Country Status (4)

Country	Link
US (1)	US20230145863A1 (en)
EP (2)	EP3872230A1 (en)
CN (1)	CN115485415B (en)
WO (1)	WO2021170860A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN115710702B (en) *	2022-11-16	2024-09-10	西安特种设备检验检测院	A method for preventing corrosion of chromium-rich austenitic stainless steel in the pseudo-critical region
CN116810601B (en) *	2023-08-10	2024-01-09	天津华源线材制品有限公司	Treatment device and treatment method for surface coating of galvanized wire
EP4636119A1 (en) *	2024-04-19	2025-10-22	voestalpine Stahl GmbH	Method for producing hardened steel components having a conditioned zinc corrosion protection layer

Family Cites Families (19)

* Cited by examiner, † Cited by third party
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EP1412559A2 (en) *	2001-08-03	2004-04-28	Elisha Holding LLC	An electrolytic and electroless process for treating metallic surfaces and products formed thereby
KR20050121744A (en)	2003-04-23	2005-12-27	수미도모 메탈 인더스트리즈, 리미티드	Hot press formed product and method for production thereof
JP4473587B2 (en) *	2004-01-14	2010-06-02	新日本製鐵株式会社	Hot-dip galvanized high-strength steel sheet with excellent plating adhesion and hole expandability and its manufacturing method
JP2007231366A (en) *	2006-03-01	2007-09-13	Jfe Steel Kk	Pre-coated steel plate
DE102007021364A1 (en) *	2007-05-04	2008-11-06	Henkel Ag & Co. Kgaa	Metallizing pretreatment of zinc surfaces
DE102007022174B3 (en)	2007-05-11	2008-09-18	Voestalpine Stahl Gmbh	Method for creating and removing a temporary protective layer for a cathodic coating
KR20100092009A (en)	2007-12-11	2010-08-19	이데미쓰 고산 가부시키가이샤	Polymer compound and organic electroluminescent device using the same
KR101798257B1 (en)	2010-02-19	2017-11-15	타타 스틸 네덜란드 테크날러지 베.뷔.	Strip, sheet or blank suitable for hot forming and process for the production thereof
DE102010037077B4 (en)	2010-08-19	2014-03-13	Voestalpine Stahl Gmbh	Process for conditioning the surface of hardened corrosion-protected steel sheet components
EP2655674B1 (en) *	2010-12-24	2021-02-03	voestalpine Stahl GmbH	Method for forming and hardening coated steel sheets
DE102011056846B4 (en) *	2011-12-22	2014-05-28	Thyssenkrupp Rasselstein Gmbh	Method for producing a tear-open lid and use of a steel sheet provided with a protective layer for producing a tear-open lid
JP2013237912A (en) *	2012-05-16	2013-11-28	Nippon Steel & Sumitomo Metal Corp	High-tension cold-rolled steel strip excellent in chemical convertibility, and manufacturing method of the same
DE102012212598A1 (en) *	2012-07-18	2014-02-20	Henkel Ag & Co. Kgaa	Tinning pretreatment of galvanized steel in the presence of pyrophosphate
DE102013100682B3 (en) *	2013-01-23	2014-06-05	Voestalpine Metal Forming Gmbh	A method of producing cured components and a structural component made by the method
DE102013015032A1 (en) *	2013-09-02	2015-03-05	Salzgitter Flachstahl Gmbh	Zinc-based corrosion protection coating for steel sheets for producing a component at elevated temperature by press hardening
WO2017017485A1 (en) *	2015-07-30	2017-02-02	Arcelormittal	A method for the manufacture of a phosphatable part starting from a steel sheet coated with a metallic coating based on aluminium
WO2017060745A1 (en) *	2015-10-05	2017-04-13	Arcelormittal	Steel sheet coated with a metallic coating based on aluminium and comprising titanium
KR20190098267A (en) *	2017-01-09	2019-08-21	헨켈 아게 운트 코. 카게아아	Curable Protective Coating Composition
CN115404406A (en) *	2018-03-30	2022-11-29	杰富意钢铁株式会社	High-strength galvanized steel sheet, high-strength member, and method for producing same

2020
- 2020-02-28 EP EP20160202.6A patent/EP3872230A1/en not_active Withdrawn
2021
- 2021-03-01 US US17/802,576 patent/US20230145863A1/en active Pending
- 2021-03-01 CN CN202180017429.XA patent/CN115485415B/en active Active
- 2021-03-01 EP EP21707718.9A patent/EP4110970B1/en active Active
- 2021-03-01 WO PCT/EP2021/054962 patent/WO2021170860A1/en not_active Ceased

Also Published As

Publication number	Publication date
US20230145863A1 (en)	2023-05-11
EP4110970A1 (en)	2023-01-04
CN115485415A (en)	2022-12-16
EP3872230A1 (en)	2021-09-01
WO2021170860A1 (en)	2021-09-02
EP4110970B1 (en)	2023-10-04
CN115485415B (en)	2023-11-21

Publication	Publication Date	Title
EP4110970C0 (en)	2023-10-04	METHOD FOR PRODUCING HARDENED STEEL COMPONENTS WITH A CONDITIONED ZINC CORROSION PROTECTIVE LAYER
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