ASTM B338-17(2021)

1.1This specification1.1.1Grade 1UNS R50250. Unalloyed titanium,

1.1.2Grade 2UNS R50400. Unalloyed titanium,

1.1.3Grade 3UNS R50550. Unalloyed titanium,

1.1.4Grade 7UNS R52400. Unalloyed titanium plus 0.12 to 0.25 % palladium,

1.1.5Grade 9UNS R56320. Titanium alloy (3 % aluminum, 2.5 % vanadium),

1.1.6Grade 11UNS R52250. Unalloyed titanium plus 0.12 to 0.25 % palladium,

1.1.7Grade 12UNS R53400. Titanium alloy (0.3 % molybdenum, 0.8 % nickel),

1.1.8Grade 13UNS R53413. Titanium alloy (0.5 % nickel, 0.05 % ruthenium),

1.1.9Grade 14UNS R53414. Titanium alloy (0.5 % nickel, 0.05 % ruthenium),

1.1.10Grade 15UNS R53415. Titanium alloy (0.5 % nickel, 0.05 % ruthenium),

1.1.11Grade 16UNS R52402. Unalloyed titanium plus 0.04 to 0.08 % palladium,

1.1.12Grade 17UNS R52252. Unalloyed titanium plus 0.04 to 0.08 % palladium,

1.1.13Grade 18UNS R56322. Titanium alloy (3 % aluminum, 2.5 % vanadium) plus 0.04 to 0.08 % palladium,

1.1.14Grade 26UNS R52404. Unalloyed titanium plus 0.08 to 0.14 % ruthenium,

1.1.15Grade 27UNS R52254. Unalloyed titanium plus 0.08 to 0.14 % ruthenium,

1.1.16Grade 28UNS R56323. Titanium alloy (3 % aluminum, 2.5 % vanadium) plus 0.08 to 0.14 % ruthenium,

1.1.17Grade 30UNS R53530. Titanium alloy (0.3 % cobalt, 0.05 % palladium),

1.1.18Grade 31UNS R53532. Titanium alloy (0.3 % cobalt, 0.05 % palladium),

1.1.19Grade 33UNS R53442. Titanium alloy (0.4 % nickel, 0.015 % palladium, 0.025 % ruthenium, 0.15 % chromium),

1.1.20Grade 34UNS R53445. Titanium alloy (0.4 % nickel, 0.015 % palladium, 0.025 % ruthenium, 0.15 % chromium),

1.1.21Grade 35UNS R56340. Titanium alloy (4.5 % aluminum, 2 % molybdenum, 1.6 % vanadium, 0.5 % iron, 0.3 % silicon),

1.1.22Grade 36UNS R58450. Titanium alloy (45 % niobium),

1.1.23Grade 37UNS R52815. Titanium alloy (1.5 % aluminum),

1.1.24Grade 38UNS R54250. Titanium alloy (4 % aluminum, 2.5 % vanadium, 1.5 % iron), and

1.1.25Grade 39UNS R53390. Titanium alloy (0.25 % iron, 0.4 % silicon).

1.2The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.3This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.