Contrary to popular belief, 316Ti stainless steel is not a proprietary metal. This AISI numbering system refers to a stainless steel alloy with specific amounts of chromium, nickel, molybdenum and titanium. This metal is widely available and used not only in cookware but for any products and devices which requires corrosion-resistant materials. Nutricraft uses the highest quality 316Ti stainless steel from the USA.