Corrosion\-resistant steels for cargo oil tanks | Hellenic Shipping News Worldwide
Corrosion-resistant steels for cargo oil tanks Crude oil is a complex mixture of substances at varying ratios and in most cases contains at least some salt water. Even after desalination some of this brine remains dissolved in the crude and gradually sinks to the bottom of the cargo oil tank during transport. The corrosive nature of salt, along with microorganisms and other aggressive substances contained in the cargo oil, causes rust, most notably in the form of pitting, which are cavities in the steel that deepen over time. Double-hull tankers are more prone to pitting “Pitting corrosion ...
Source: hellenicshippingnews.com