Product Code:SAE AMS4921 Title:Titanium Bars, Wire, Forgings, and Rings, Commercially Pure, 70 ksi (483 MPa) Yield Strength Issuing Committee:Ams G Titanium And Refractory Metals Committee Scope:This specification covers one grade of commercially-pure titanium in the form of bars, wire, forgings, flash welded rings, and stock for forging or flash welded rings.