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

This method comprises at least steps of: - providing a substrate (3) made of steel having two faces (5) coated by quenching the substrate (3) in a bath, - applying an acidic solution of pH between 1 and 4 on the outer surfaces (15) of the metal coatings (7), - applying an adhesive (13) locally on at least one outer surface (15) of a metal coating (7).