B348 Standard Specification for Titanium and
1.1 This specification covers annealed titanium and titanium alloy bars and billets as follows: 1.1.1 Grade 1 —Unalloyed titanium. 1.1.2 Grade 2 —Unalloyed titanium. 1.1.3 Grade 3 —Unalloyed titanium. 1.1.4 Grade 4 —Unalloyed titanium. 1.1.5 Grade 5 —Titanium alloy (6 % aluminum, 4 % vanadium).