A GALVANIZED STEEL PRODUCT WITH AT LEAST ONE LAYER OF NICKEL RICH ZN-NI INTERMETALLIC OVER STEEL SUBSTRATE FOR EXCELLENT CORROSION RESISTANCE

摘要

A process for manufacturing a galvanized steel product with at least one layer of nickel rich Zn-Ni intermetallic over steel substrate comprises steps of coating a steel substrate with nickel (Ni) of thickness 1.0 µm - 5.0 µm for 30-60 min in a nickel bath and galvanizing the Ni coated steel substrate in a zinc (Zn) bath for atleast 5 sec.