Metallurgical or stainless steel “inox steel or inox known as” in French and “Inoxydable” word comes from. The amount of chromium present in stainless steel and carbon steel are very different. Carbon steel easily corrode when exposed to air or moisture. And this rust “iron oxide” accelerate corrosion. More than the amount of chromium in stainless steels in corrosive environments due to occur most frequently are the preferred materials. The main stainless steel grades are recorded in the table below.