EP2045360A1 - Procédé de fabrication d'un composant en acier par façonnage à chaud et composant en acier fabriqué par façonnage à chaud - Google Patents

Procédé de fabrication d'un composant en acier par façonnage à chaud et composant en acier fabriqué par façonnage à chaud Download PDF

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Publication number
EP2045360A1
EP2045360A1 EP07117719A EP07117719A EP2045360A1 EP 2045360 A1 EP2045360 A1 EP 2045360A1 EP 07117719 A EP07117719 A EP 07117719A EP 07117719 A EP07117719 A EP 07117719A EP 2045360 A1 EP2045360 A1 EP 2045360A1
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EP
European Patent Office
Prior art keywords
coating
steel
flat
product
base layer
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
EP07117719A
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German (de)
English (en)
Other versions
EP2045360B1 (fr
Inventor
Sabine Dipl.-Ing. Hasenfuss
Barbara Dipl.-Ing Lupp
Ansgar Dipl.-Ing. Albers
Manfred Meurer
Wilhelm Warnecke
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.)
ThyssenKrupp Steel Europe AG
Original Assignee
ThyssenKrupp Steel Europe AG
ThyssenKrupp Steel AG
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Publication date
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Application filed by ThyssenKrupp Steel Europe AG, ThyssenKrupp Steel AG filed Critical ThyssenKrupp Steel Europe AG
Priority to EP07117719A priority Critical patent/EP2045360B1/fr
Priority to AT07117719T priority patent/ATE535631T1/de
Priority to PCT/EP2008/063139 priority patent/WO2009047183A1/fr
Priority to US12/681,286 priority patent/US20100294400A1/en
Publication of EP2045360A1 publication Critical patent/EP2045360A1/fr
Application granted granted Critical
Publication of EP2045360B1 publication Critical patent/EP2045360B1/fr
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    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • 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
    • C21D8/0278—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
    • 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
    • C21D9/48—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
    • 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
    • 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
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching
    • 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
    • C23C2/04—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
    • C23C2/12—Aluminium or alloys based thereon

Definitions

  • the invention relates to a method for producing a steel component provided with a metallic coating which protects against corrosion, in particular by a cathodic protective effect, by thermoforming a flat steel product produced from a low-alloy tempered steel. Moreover, the invention relates to a steel component produced by thermoforming a flat steel product and provided with a corrosion protection coating which protects against corrosion, in particular by a cathodic protective action.
  • a process that allows the production of correspondingly high-strength and at the same time thin-walled steel components is hot-press hardening.
  • hot press hardening a circuit board is first cut from a steel strip. This board is then heated to a thermoforming temperature that is typically above the Ar3 temperature of the particular steel material being processed. The thus heated board is then placed in a hot state in a forming tool and placed in the desired component shape. Subsequently, or meanwhile, there is a cooling of the molded component, in which a hardened or hardened structure is produced in the processed steel.
  • the thus composed steel strip is according to the EP 0 971 044 B1 provided with a coating based on aluminum or an aluminum alloy.
  • this coating is an AlSi coating which has Fe contents.
  • the thus coated steel strip is heated to a temperature of more than 750 ° C, formed into a component and then cooled at a cooling rate, under which forms a hardness structure.
  • the object of the invention was to provide an economical process for the production of high-strength steel components, which have optimized corrosion protection and are particularly suitable for use in automobile bodies.
  • a suitably procured steel component should be created.
  • a metallic coating is produced on a flat steel product produced from a low-alloy tempered steel, which consists of two successively applied in two process steps Layers is formed.
  • the tempering steel may be, for example, a Mn-B steel, as it is already widely used in the prior art.
  • the flat steel product produced from the suitably composed tempering steel is provided with an Al coating containing at least 85% by weight Al, with additional contents of up to 15% by weight present in the Al coating applied according to the invention could be.
  • Typical variants of the Al coating applied according to the invention are a coating consisting almost entirely of Al or an AlSi variant in which the Si content of the applied AlSi coating is 8-12% by weight Si.
  • a Zn coating is applied to this Al-coating, which consists of at least 90 wt .-% of zinc.
  • the two-layered coated flat steel product is then heated to at least 750 ° C hot forming temperature. This results in the formation of an alloyed Al, Fe, Zn and Si base layer in which Al has the largest share, but Fe, Zn and Si emerge as essential ingredients.
  • thermoforming temperatures of 850 to 950 ° C., in particular 850 to 900 ° C., are typically set according to the invention.
  • the heated to the hot forming temperature flat steel product is thermoformed in a further step in a conventional manner to the respective component and in one accelerated for the desired training of the tempering or hardening structure accelerated.
  • the heating to the thermoforming temperature can be preceded by a division of the flat product, which has previously been present as a strip in the manner according to the invention in two layers, into sheets.
  • each of the individual coating steps may be preceded by a cleaning of the surface of the flat steel product or the coating applied thereto.
  • coated flat steel product proved both for a direct, d. h as a one-step work step without previous cold forming performed thermoforming, as well as for an indirect, d. H. at least two-stage shaping characterized by a succession of cold working and hot working.
  • each thermoforming carried out in a steel component according to the invention is a zinc alloy Surface having a zinc content of at least 60 wt .-%, in particular of at least 80 wt .-%, before. This results in a cathodic corrosion protection, which is clearly detectable electrochemically.
  • the accelerated corrosion test salt spray test
  • coatings produced according to the invention have a resistance to corrosion which is at least comparable to pure zinc coatings.
  • the high level of Al having, between the Zn-dominated top layer and the respective steel substrate arranged base layer of the metallic total coating produced according to the invention protects it against excessive zinc and iron diffusion during the heat treatment in accordance with the invention preferably in the range of 750 to 900 ° C, in particular 850 to 900 ° C selected thermoforming temperatures.
  • One of the advantages of the barrier effect of the base layer is the delayed formation of red rust on the surface.
  • the base layer prevents zinc from reaching the grain boundaries of the steel substrate, which would lead to the risk of cracking during hot forming.
  • the Al-Fe-Zn-Si-containing base layer of the total coating produced according to the invention moreover protects the steel substrate particularly effectively against oxidation with the oxygen of the environment.
  • a steel component obtained in accordance with the invention bears a metallic coating which is formed by a base layer resting on the flat steel product and a cover layer lying on the base layer, the base layer containing at least 30% by weight Al, at least 20% by weight. % Fe and at least 3 wt .-% Si and the top layer at least 60 wt .-% Zn, in particular at least 80 wt .-%, and at least 5 wt .-% Al and up to 10 wt .-% Fe and up to 10 wt .-% Si has.
  • the Al-coating can be applied by fire aluminizing as the first coating layer on the respective flat steel product.
  • the Zn coating can then also be applied particularly economically in a comparable, known manner and proven in practice by hot-dip galvanizing onto the Al layer previously applied to the flat steel product.
  • the Zn coating is deposited electrolytically on the Al coating as an alternative to hot-dip galvanizing.
  • electrolytic galvanizing is preferably a layer with a Zn content of at least 99 wt .-% deposited.
  • Another alternative way of applying the Zn layer is to deposit the Zn coating on the Al coating in a PVD process.
  • PVD Physical Vapor Deposition
  • At least one other element of Al, Mg or Fe may be included.
  • the contents should not exceed 5% by weight Al, 5% by weight Mg and / or 0.5% by weight Si.
  • the contents of other accompanying elements in the Zn coating should not exceed 1 wt .-% in total.
  • the flat products coated according to the invention are passed through an acid bath which rinses the oxide layer off them, without attacking the surface of the flat steel product itself.
  • the Oxidabtrag is controlled so that you get a favorable set for the electrolytic strip galvanizing surface.
  • the process according to the invention can be carried out in a particularly economical manner when the Al coating and then the Zn coating and all the work steps required between the respective coating steps are completed in a sequence of operations continuously following each other.
  • coated steel strip according to the invention proves to be particularly insensitive to those in hot forming in one Traces occurring even if the respective component receives a complex shape.
  • the flat steel product may undergo at least one cold forming step before being heated to the hot forming temperature.
  • the deformation can take place almost completely during the cold forming, so that in this case the hot forming step carried out after the cold forming represents rather a warm calibration with subsequent quenching in the tool.
  • an invention according to the invention in two operations to deforming flat product applied metallic coating typically has a total thickness of 7 - 35 microns on.
  • a base layer which is directly on the flat steel product and consists predominantly of Al and additional Fe, Zn and Si contents, on which predominantly Zn and additional contents are present Al, Si and Fe existing cover layer is located.
  • the base layer has at least 30 wt .-% Al, at least 20 wt .-% Fe, at least 3 wt .-% Si and at most 30 wt .-% Zn, while in the top layer at least 60 wt .-%, in particular at least 80 wt .-%, Zn at least 5 wt .-% Al and at most 10 wt .-% Fe and at most 10 wt .-% Si are present.
  • the thickness of the base layer of the finished molded component according to the invention is typically 10 to 50 ⁇ m, in particular 15 to 25 ⁇ m, while the thickness of the cover layer is typically in the range of 5 to 20 ⁇ m, in particular 3 to 10 ⁇ m.
  • FIGS. 1 to 5 various possibilities of practical implementation of the method according to the invention are given by way of example.
  • the respective examples are based on a cold-rolled steel strip which is produced, for example, from the known 22MnB5 steel.
  • Fig. 2 shows an example where the in Fig. 1 are passed through specified work steps, but not in a continuous, but in a broken sequence. So is in the in Fig. 2 Example given after the passing of the previously hot-rolled steel strip, the strip wound into a coil, brought to an electrolytic coating device, cleaned there and dekapiert and then provided electrolytically with the applied to the AlSi coating Zn coating.
  • the cold strip cleaning, fire aluminizing ie: annealing and passing through an AlSi melt bath
  • hot dip galvanizing ie, cooling to the bath inlet temperature and passing through a Zn melt bath
  • skin pass coating operations are performed in a continuous process while the in-line Fig. 4 illustrated example, the same steps so far be completed discontinuously, as there after the fire aluminizing provided with the AlSi coating tape is cooled to room temperature and placed in a hot-dip galvanizing plant before being annealed there and passed through the melt bath.
  • Fig. 5 there is an example of a procedure in which the steel strip is first cleaned, then fire-aluminized (ie annealed and passed through an AlSi melt bath), then finish rolled, then cleaned, and finally by using a PVD method the Zn layer is coated.
  • Fig. 6 shows in its left half the layer structure of a coating, as it is present in the inventive procedure before heating to thermoforming temperature. Accordingly, an alloy layer containing Al, Si and Fe is formed between the steel substrate and the overlying AlSi layer containing typically 90 wt% and 10 wt% Si.
  • the AlSi layer (“first layer”) and the alloy layer together form the "base layer” of the overall coating.
  • the Zn layer (“second layer”) which typically consists of 99% by weight of Zn and less than 1% by weight of Al, is applied to the "base layer" as the "top layer".
  • Fig. 6 shows the layer structure of the overall coating, which is at a temperature of more than five minutes extending heating of the layer structure shown in the left half of 900 ° C.
  • a base layer consisting of 40% by weight of Al, 30% by weight of Fe, 20% by weight of Zn and 5% by weight of Si, on which a covering layer consisting of 80% by weight of Zn, 16% by weight of Al, 2% by weight of Si and 2% by weight of Fe.
  • Cover layer and base layer together form the total coating there as well.
  • a steel strip made of a hardenable steel having a carbon content of 0.22%, a Mn content of 1.2%, a Cr content of 0.20% and a B content of 0.003% is referred to as a cold-rolled strip in annealed in a continuous hot dip coating line and coated with an AlSi melt.
  • the tape was first cleaned in a cleaning part of the debris from the cold rolling process and then went through an annealing furnace by being heated to 750 ° C.
  • the strip has been recrystallized in the annealing furnace in a protective gas atmosphere with 10% H 2 and balance N 2 recrystallizing.
  • the tape After cooling to a temperature of 680 ° C (also still under inert gas 10% H 2 , balance N 2 ), the tape has entered an aluminum bath with a temperature of 660 ° C.
  • the aluminum bath additionally contained about 10% by weight of silicon.
  • the surface roughness of the strip provided with the AlSi coating is adjusted by temper rolling in a skin pass mill.
  • the strip was then first chemically treated in an aqueous solution with 80 g / l HCl (hydrochloric acid) for 10 s at 40 ° C.
  • Fig. 9 is shown for the existing on the thus produced component total coating.
  • a steel strip of a hardenable steel is as a cold-rolled strip in a continuous Hot dip coating line annealed and coated.
  • the tape has first been cleaned and annealed as in Example 1. Subsequently, it has undergone an aluminum-silicon bath (Si content 10%) whose temperature was 660 ° C. The thickness of the resulting AlSi coating then adjusted by means of wiping nozzles was 15 ⁇ m. After a cooling section, over which the tape has been cooled to 480 ° C, the tape is immersed in a second molten bath of zinc, which was provided with an addition of 0.2% Al. With the subsequent wiping a zinc coating thickness of 5 microns has been set. After cooling the strip to ⁇ 50 ° C, the setting of the surface roughness was carried out in a skin pass mill. Finally, the tape has been wound into a finished coil.
  • a steel strip of a hardenable steel has been annealed and coated as a cold rolled strip in a continuous hot dip coating line.
  • the tape is first cleaned as in Example 1, annealed and provided with an AlSi coating.
  • the coating thickness set by the wiping nozzles is in this case 20 ⁇ m. After cooling the strip to ⁇ 50 ° C, the surface roughness was adjusted by temper rolling in a skin pass mill.
  • the strip was first cleaned alkaline, then to be coated in a PVD module with a zinc coating of 3 microns. Finally, the tape has been wound into a finished coil.
  • Blanks were cut from the coated strip for the hot forming process and heated in an oven at 900 ° C for 5 min. Subsequently, the boards are transferred by manipulator in a forming press and here converted into a component and cooled in the tool accelerated.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Coating With Molten Metal (AREA)
  • Physical Vapour Deposition (AREA)
EP07117719A 2007-10-02 2007-10-02 Procédé de fabrication d'un composant en acier par façonnage à chaud et composant en acier fabriqué par façonnage à chaud Revoked EP2045360B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP07117719A EP2045360B1 (fr) 2007-10-02 2007-10-02 Procédé de fabrication d'un composant en acier par façonnage à chaud et composant en acier fabriqué par façonnage à chaud
AT07117719T ATE535631T1 (de) 2007-10-02 2007-10-02 Verfahren zum herstellen eines stahlbauteils durch warmformen und durch warmformen hergestelltes stahlbauteil
PCT/EP2008/063139 WO2009047183A1 (fr) 2007-10-02 2008-10-01 Procédé de production d'un composant en acier par façonnage à chaud, et composant en acier obtenu par façonnage à chaud
US12/681,286 US20100294400A1 (en) 2007-10-02 2008-10-01 Method for producing a steel component by hot forming and steel component produced by hot forming

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07117719A EP2045360B1 (fr) 2007-10-02 2007-10-02 Procédé de fabrication d'un composant en acier par façonnage à chaud et composant en acier fabriqué par façonnage à chaud

Publications (2)

Publication Number Publication Date
EP2045360A1 true EP2045360A1 (fr) 2009-04-08
EP2045360B1 EP2045360B1 (fr) 2011-11-30

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EP07117719A Revoked EP2045360B1 (fr) 2007-10-02 2007-10-02 Procédé de fabrication d'un composant en acier par façonnage à chaud et composant en acier fabriqué par façonnage à chaud

Country Status (4)

Country Link
US (1) US20100294400A1 (fr)
EP (1) EP2045360B1 (fr)
AT (1) ATE535631T1 (fr)
WO (1) WO2009047183A1 (fr)

Cited By (10)

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WO2011054571A1 (fr) * 2009-11-03 2011-05-12 Voestalpine Stahl Gmbh Réalisation de tôles recuites après galvanisation par traitement thermique de tôles revêtue par voie électrolytique
WO2013000458A3 (fr) * 2011-06-30 2013-04-11 Benteler Automobiltechnik Gmbh Procédé de production de pièces façonnées trempées à la presse
WO2015036151A1 (fr) * 2013-09-13 2015-03-19 Thyssenkrupp Steel Europe Ag Procédé de fabrication d'un élément de construction en acier doté d'un revêtement de protection anticorrosion métallique et élément de construction en acier
DE102012214274B4 (de) * 2011-08-12 2015-04-09 GM Global Technology Operations, LLC (n.d. Ges. d. Staates Delaware) Vordiffundierte Al-Si-Beschichtungen zur Verwendung bei einer schnellen Induktionsaufheizung von pressgehärtetem Stahl
WO2016132194A1 (fr) * 2015-02-19 2016-08-25 Arcelormittal Procede de fabrication d'une piece phosphatable a partir d'une tôle revêtue d'un revêtement a base d'aluminium et d'un revêtement de zinc
EP2233598B1 (fr) 2009-03-26 2017-05-03 Bayerische Motoren Werke Aktiengesellschaft Procédé de fabrication d'une pièce de formage en tôle pouvant être revêtue et/ou souple dotée d'un revêtement anticorrosion
CN106795613A (zh) * 2014-09-05 2017-05-31 蒂森克虏伯钢铁欧洲股份公司 具有Al涂层的扁钢产品及其制造方法和钢部件及其制造方法
WO2018153755A1 (fr) 2017-02-21 2018-08-30 Salzgitter Flachstahl Gmbh Procédé de revêtement de tôles d'acier ou de bandes d'acier et procédé de fabrication d'éléments trempés à la presse à partir desdites tôles ou bandes
CN111334775A (zh) * 2018-12-18 2020-06-26 大众汽车有限公司 制造热成型且压硬化的钢板构件用的钢基质及热成型方法
WO2023202765A1 (fr) 2022-04-20 2023-10-26 Thyssenkrupp Steel Europe Ag Produit plat en acier pourvu d'un revêtement en al, son procédé de fabrication, composant en acier et son procédé de fabrication

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ES2345029B1 (es) * 2010-04-19 2011-07-18 Autotech Engineering, Aie Componente estructural de un vehiculo y procedimiento de fabricacion.
JP6113539B2 (ja) * 2013-03-18 2017-04-12 日新製鋼株式会社 めっき鋼板の製造方法
DE102014004657A1 (de) 2014-03-29 2015-10-01 Daimler Ag Bauteil, insbesondere Strukturbauteil, für einen Kraftwagen, sowie Verfahren zum Herstellen eines Bauteils
DE102017208727A1 (de) 2017-05-23 2018-11-29 Thyssenkrupp Ag Verbesserung der Kaltumformeignung aluminiumbasierter Beschichtung durch Zulegieren von Erdalkalimetallen
WO2020048602A1 (fr) * 2018-09-06 2020-03-12 Thyssenkrupp Steel Europe Ag Tôle fine à froid zinguée aux propriétés tribologiques ii améliorées
WO2020048601A1 (fr) * 2018-09-06 2020-03-12 Thyssenkrupp Steel Europe Ag Tôle fine à froid zinguée dotée de propriétés tribologiques i améliorées
KR20210070681A (ko) * 2019-12-05 2021-06-15 주식회사 포스코 알루미늄계 합금 도금강판 및 그 제조방법
CN115261714A (zh) * 2021-04-29 2022-11-01 宝山钢铁股份有限公司 一种压力容器用钢及其制备方法
WO2023132349A1 (fr) * 2022-01-06 2023-07-13 日本製鉄株式会社 Tôle d'acier pour estampage à chaud ainsi que procédé de fabrication de celle-ci, et corps moulé par estampage à chaud
WO2023132350A1 (fr) * 2022-01-06 2023-07-13 日本製鉄株式会社 Tôle d'acier pour estampage à chaud ainsi que procédé de fabrication de celle-ci, et corps moulé par estampage à chaud

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EP2233598B1 (fr) 2009-03-26 2017-05-03 Bayerische Motoren Werke Aktiengesellschaft Procédé de fabrication d'une pièce de formage en tôle pouvant être revêtue et/ou souple dotée d'un revêtement anticorrosion
WO2011054571A1 (fr) * 2009-11-03 2011-05-12 Voestalpine Stahl Gmbh Réalisation de tôles recuites après galvanisation par traitement thermique de tôles revêtue par voie électrolytique
WO2013000458A3 (fr) * 2011-06-30 2013-04-11 Benteler Automobiltechnik Gmbh Procédé de production de pièces façonnées trempées à la presse
DE102012214274B4 (de) * 2011-08-12 2015-04-09 GM Global Technology Operations, LLC (n.d. Ges. d. Staates Delaware) Vordiffundierte Al-Si-Beschichtungen zur Verwendung bei einer schnellen Induktionsaufheizung von pressgehärtetem Stahl
US9677145B2 (en) 2011-08-12 2017-06-13 GM Global Technology Operations LLC Pre-diffused Al—Si coatings for use in rapid induction heating of press-hardened steel
WO2015036151A1 (fr) * 2013-09-13 2015-03-19 Thyssenkrupp Steel Europe Ag Procédé de fabrication d'un élément de construction en acier doté d'un revêtement de protection anticorrosion métallique et élément de construction en acier
US10287647B2 (en) 2013-09-13 2019-05-14 Thyssenkrupp Steel Europe Ag Method for producing a steel component having a metal coating protecting it against corrosion, and steel component
US11692234B2 (en) 2014-09-05 2023-07-04 Thyssenkrupp Steel Europe Ag Flat steel product with an AI-coating, method for producing the same, steel component and method for producing the same
CN106795613A (zh) * 2014-09-05 2017-05-31 蒂森克虏伯钢铁欧洲股份公司 具有Al涂层的扁钢产品及其制造方法和钢部件及其制造方法
US10669603B2 (en) 2014-09-05 2020-06-02 Thyssenkrupp Steel Europe Ag Flat steel product with an Al-coating, method for producing the same, steel component and method for producing the same
WO2016132194A1 (fr) * 2015-02-19 2016-08-25 Arcelormittal Procede de fabrication d'une piece phosphatable a partir d'une tôle revêtue d'un revêtement a base d'aluminium et d'un revêtement de zinc
WO2016132165A1 (fr) * 2015-02-19 2016-08-25 Arcelormittal Procede de fabrication d'une piece phosphatable a partir d'une tole revetue d'un revetement a base d'aluminium et d'un revetement de zinc
CN107250414A (zh) * 2015-02-19 2017-10-13 安赛乐米塔尔公司 由涂覆有基于铝的涂层和锌涂层的板生产可磷酸盐化部件的方法
CN107250414B (zh) * 2015-02-19 2019-04-02 安赛乐米塔尔公司 由涂覆有基于铝的涂层和锌涂层的板生产可磷酸盐化部件的方法
RU2686164C2 (ru) * 2015-02-19 2019-04-24 Арселормиттал Способ изготовления фосфатируемой детали из листа, содержащего покрытие на основе алюминия и цинковое покрытие
WO2018153755A1 (fr) 2017-02-21 2018-08-30 Salzgitter Flachstahl Gmbh Procédé de revêtement de tôles d'acier ou de bandes d'acier et procédé de fabrication d'éléments trempés à la presse à partir desdites tôles ou bandes
RU2729674C1 (ru) * 2017-02-21 2020-08-11 Зальцгиттер Флахшталь Гмбх Способ нанесения покрытия на стальной лист или стальную полосу и способ изготовления закаленных под прессом деталей из них
US11613791B2 (en) 2017-02-21 2023-03-28 Salzgitter Flachstahl Gmbh Method for coating steel sheets or steel strips and method for producing press-hardened components therefrom
CN111334775B (zh) * 2018-12-18 2022-12-23 大众汽车有限公司 制造热成型且压硬化的钢板构件用的钢基质及热成型方法
CN111334775A (zh) * 2018-12-18 2020-06-26 大众汽车有限公司 制造热成型且压硬化的钢板构件用的钢基质及热成型方法
WO2023202765A1 (fr) 2022-04-20 2023-10-26 Thyssenkrupp Steel Europe Ag Produit plat en acier pourvu d'un revêtement en al, son procédé de fabrication, composant en acier et son procédé de fabrication

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ATE535631T1 (de) 2011-12-15

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