UNS R65400, W.Nr. 3.7164
Titanium Alloy Gr 5 Ti6Al4V (Ti64) is the most widely used titanium alloy which is also heat treatable. Its high strength, low weight and corrosion resistance gives broad applications.The largest market for titanium Grade 5 is the airline industry. The alloy can by heat treatment, providing even greater strength. In addition to the aerospace industry the alloy is used for medical, chemical process equipment, automotive and marine applications.
Recommended filler metal for welding is Titanium AWS A5.16-90 ERTi-5.