This specification covers a titanium alloy in the form of bars, wire, forgings, flash welded rings, and stock for forging or flash welded ring up through 6.000 inches (152.40 mm) in nominal diameter or distance between parallel sides.
Rationale: AMS4964D results from a Five-Year Review and update of this specification. This standard is being reviewed as part of the SAE Five-Year Review policy. The committee will look at possible changes to ordering information and other potential updates throughout the standard.