A method for increasing the corrosion resistance of a workpiece of titanium or a titanium alloy and the use of the method

摘要

A method for increasing the corrosion resistance of a workpiece of titanium or a titanium alloy, wherein the workpiece at least in regions with metallic iron is contaminated, characterized in that the workpiece with a pickling solution of concentrated nitric acid (hno₃) ethanol is treated in concentrated.