1. Titanium Ring, Titanium Wedding Rings, Titanium ti6al4v 2. Unalloyed Titanium & Titanium Alloy 3. Custom Product Available Titanium RingGrade Gr.1, Gr.2, Gr.5, ... Grade 1—Unalloyed titanium,2 Grade 2—Unalloyed titanium,2.1 Grade 2H—Unalloyed titanium (Grade 2 with 58 ksi ... 0.25 % silicon),20 Grade 23—Titanium alloy (6 % aluminum, 4 % vanadium with extra low interstitial elements, ELI),21 Grade ...