1. Titanium Alloy, Titanium Metal, Titanium Ingot 2. Grade: Gr.1, ... Powder This specification covers annealed titanium and titanium alloy strip, sheet, and plate as follows:1 ... % chromium, 4 % zirconium, 4 % molybdenum),18 Grade 20—Titanium alloy (3 % aluminum, 8 % vanadium, 6 % chromium, 4 % ... % niobium, 0.25 % silicon),20 Grade 23—Titanium alloy (6 % aluminum, 4 % vanadium with extra low interstitial ...