ZN-AL-MG METHOD FOR PRODUCING A METAL SHEET HAVING ZN-AL-MG COATINGS COMPRISING THE APPLICATION OF AN ACID SOLUTION AND AN ADHESIVE AND CORRESPONDING METAL SHEET AND ASSEMBLY

摘要

The method of the present invention comprises at least the following steps: - dipping the substrate (3) in a bath to provide a steel substrate (3) having two surfaces (5) to be coated, Applying an acidic solution having a pH comprised between 1 and 4 on the outer surface (15) of the metal coating (7), and - applying an adhesive (13) locally on at least one outer surface (15) of the metal coating (7).