Pure water (H2O) contains no dissolved salts or minerals and zinc will react quickly with pure water to form zinc hydroxide, a bulky white and relatively unstable oxide of zinc. The presence of white rust is not a reflection on the galvanized coating’s performance, but rather the responsibility of all those involved in the supply chain to ensure that the causes of white rust are recognised and the risks of its occurrence minimised on newly galvanized steel. Extract from INGAL Specifiers' Manual - 3rd Edition. Full manual at www.ingal.com.au
Related Content
