SUBSTRAT MÉTALLIQUE REVÊTU

A coated metallic substrate including at least a first coating consisting of aluminum is provided. The first coating has a thickness between 1.0 and 4.5 μm and is directly topped by a second coating based on zinc, such second coating having a thickness between 1.5 and 9.0 μm. The thickness ratio of...

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Bibliographische Detailangaben
Hauptverfasser:	SILBERBERG, Eric, PACE, Sergio, GAOUYAT, Lucie, ALLELY, Christian, CHALEIX, Daniel
Format:	Patent
Sprache:	fre
Schlagworte:	CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
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Beschreibung
Zusammenfassung:	A coated metallic substrate including at least a first coating consisting of aluminum is provided. The first coating has a thickness between 1.0 and 4.5 μm and is directly topped by a second coating based on zinc, such second coating having a thickness between 1.5 and 9.0 μm. The thickness ratio of the first coating with respect to the second coating is between 0.2 and 1.2.