Grade 1—Unalloyed titanium,
Grade 2—Unalloyed titanium,
Grade 2H—Unalloyed titanium (Grade 2 with 58 ksi minimum UTS),
Grade 3—Unalloyed titanium,
Grade 4—Unalloyed titanium,
Grade 5—Titanium alloy (6 % aluminum, 4 % vanadium),
Grade 7—Unalloyed titanium plus 0.12 to 0.25 % palladium,
Grade 7H—Unalloyed titanium plus 0.12 to 0.25 % palladium (Grade 7 with 58 ksi minimum UTS),
Grade 9—Titanium alloy (3 % aluminum, 2.5 % vanadium),
Grade 11—Unalloyed titanium plus 0.12 to 0.25 % palladium,
Grade 12—Titanium alloy (0.3 % molybdenum,0.8 % nickel),
Grade 13—Titanium alloy (0.5 % nickel, 0.05 % ruthenium),
Grade 14—Titanium alloy (0.5 % nickel, 0.05 % ruthenium),
Grade 15—Titanium alloy (0.5 % nickel, 0.05 % ruthenium),
Grade 16—Unalloyed titanium plus 0.04 to 0.08 % palladium,
Grade 16H—Unalloyed titanium plus 0.04 to 0.08 % palladiumm (Grade 16 with 58 ksi minimum UTS),
Grade 17—Unalloyed titanium plus 0.04 to 0.08 % palladium,
Grade 18—Titanium alloy (3 % aluminum, 2.5 % vanadium) plus 0.04 to 0.08 % palladium,
Grade 19—Titanium alloy (3 % aluminum, 8 % vanadium, 6 % chromium, 4 % zirconium, 4 % molybdenum),
Grade 20—Titanium alloy (3 % aluminum, 8 % vanadium, 6 % chromium, 4 % zirconium, 4 % molybdenum) plus 0.04 %–0.08 % palladium,
Grade 21—Titanium alloy (15 % molybdenum, 3 % aluminum, 2.7 % niobium, 0.25 % silicon),
Grade 23—Titanium alloy (6 % aluminum, 4 % vanadium with extra low interstitial elements, ELI),
Grade 24—Titanium alloy (6 % aluminum, 4 % vanadium) plus 0.04 % to 0.08 % palladium,
Grade 25—Titanium alloy (6 % aluminum, 4 % vanadium) plus 0.3 % to 0.8 % nickel and 0.04 % to 0.08 % palladium,
Grade 26—Unalloyed titanium plus 0.08 to 0.14 % ruthenium,
Grade 26H—Unalloyed titanium plus 0.08 to 0.14 % ruthenium (Grade 26 with 58 ksi minimum UTS),
Grade 27—Unalloyed titanium plus 0.08 to 0.14 % ruthenium,
Grade 28—Titanium alloy (3 % aluminum, 2.5 % vanadium plus 0.08–0.14 % ruthenium),
Grade 29—Titanium alloy (6 % aluminum, 4 % vanadium, extra low interstitial, ELI plus 0.08 to 0.14 % ruthenium),
Grade 30—Titanium alloy (0.3 % cobalt, 0.05 % palladium),
Grade 31—Titanium alloy (0.3 % cobalt, 0.05 % palladium),
Grade 32—Titanium alloy (5 % aluminum, 1 % tin, 1 % zirconium, 1 % vanadium, 0.8 % molybdenum),
Grade 33—Titanium alloy (0.4 % nickel, 0.015 % palladium, 0.025 % ruthenium, 0.15 % chromium),
Grade 34—Titanium alloy (0.4 % nickel, 0.015 % palladium, 0.025 % ruthenium, 0.15 % chromium),
Grade 35—Titanium alloy (4.5 % aluminum, 2 % molybdenum, 1.6 % vanadium, 0.5 % iron, 0.3 % silicon),
Grade 36—Titanium alloy (45 % niobium),
Grade 37—Titanium alloy (1.5 % aluminum), and
Grade 38—Titanium alloy (4 % aluminum, 2.5 % vanadium, 1.5 % iron).