Automatic protect for damaged areas Galvanized coatings corrode preferentially to steel, providing cathodic or sacrificial protection to small areas of steel exposed damage.
Automatic protect for damaged areas Galvanized coatings corrode preferentially to steel, providing cathodic or sacrificial protection to small areas of steel exposed damage.
当锌层有小面积损伤时，由于锌比钢易受侵蚀从而保护了暴露出的钢件表面。