... 1. Titanium Connecting Rod, Titanium Bicycle Part, Ti Car Parts 2. Grade: ... 0.08 % palladium,17 Grade 19—Titanium alloy (3 % aluminum, 8 % vanadium, 6 % chromium, 4 % zirconium, ... 4 % molybdenum),18 Grade 20—Titanium alloy (3 % aluminum, 8 % vanadium, 6 % chromium, 4 % zirconium, 4 ... % silicon),20 Grade 23—Titanium alloy (6 % aluminum, 4 % vanadium with extra low interstitial elements, ELI ...