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Galvanized vs. Galvannealed Steel

What is the difference between Galvanized and Galvannealed steel? They both are zinc coated at the mill and are designed for rust and corrosion resistance. Both are passed through a hot dip coating process; however Galvannealed steel goes through an additional annealing process, which induces diffusion alloying between the molten zinc coating and the steel.  This […]

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