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NF A91-491-2011 鋁和鋁合金的陽(yáng)極氧化.陽(yáng)極氧化涂層的耐磨性測(cè)量
Describes a method for assessing the resistance of anodic oxidation coatings on aluminium and aluminium alloy products to cracking by deformation.
Describes a method for checking the continuity of anodic oxidation coatings of thickness less than 5 [mu]m and coatings that have been deformed of thickness 5 [mu]m or greater which are applied on products of luminium and its alloys by a copper sulfate contact test.
This European standard specifies additional requirements on the chemical composition of aluminium and aluminium alloys intended for the manufacture of packaging and packaging components, as well as related specific technical conditions of inspection and delivery. The scope of this standard is fully defined by the final application.#,,#
Defines additional requirements on the chemical composition of aluminium and aluminium alloys intended for the manufacture of packaging and packaging components, as well as related specific technical conditions of inspection and delivery.
