Titanium and Titanium Alloy Seamless Pipe’ This standard is issued under the fixed designation B 861; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon (¢) indicates an editorial change since the last revision or reapproval. This standard has been approved use by agencies of the Department of Defense. for 1. Scope* 1.1 This specification covers the requirements for 34 grades of titanium and titanium alloy seamless pipe intended for general corrosion resisting and elevated temperature service as follows: 1.1.1 Grade 1—Unalloyed titanium, low oxygen, 1.1.2 Grade 2—Unalloyed titanium, standard oxygen, 1.1.2.1 Grade 2H—Unalloyed titanium (Grade 2 with 58 ksi minimum UTS), 1.1.3 Grade 3—Unalloyed titanium, medium oxygen, 1.1.4 Grade 5—Titanium alloy (6 % aluminum, 4 % vanadium), 1.1.5 Grade 7—Unalloyed titanium plus 0.12 to 0.25 % palladium, standard oxygen, 1.1.5.1 Grade 7H—Unalloyed titanium plus 0.12 to 0.25 % palladium (Grade 7 with 58 ksi minimum UTS), 1.1.6 Grade 9—Titanium alloy (3 % aluminum, 2.5 % vanadium), 1.1.7 Grade 11—Unalloyed titanium plus 0.12 to 0.25 % palladium, low oxygen, 1.1.8 Grade 12—Titanium alloy (0.3 % molybdenum, 0.8 % nickel), 1.1.9 Grade 13—Titanium alloy (0.5 % nickel, 0.05 % ruthenium), low oxygen, 1.1.12 Grade 16—Unalloyed titanium plus 0.04 to 0.08 % palladium, standard oxygen, 1.1.12.1 Grade 16H—Unalloyed titanium plus 0.04 to 0.08 % palladium (Grade 16 with 58 ksi minimum UTS), 1.1.13 Grade 17—Unalloyed titanium plus 0.04 to 0.08 % palladium, low oxygen, ! This specification is under the jurisdiction of ASTM Committee B10 on Reactive and Refractory Metals and Alloys and is the direct responsibility of Subcommittee B10.01 on Titanium. Current edition approved Aug. 1, 2009. Published August 2009. Originally approved in 1995. Last previous edition approved in 2008 as B 861 — 08a. vanadium, 6 % chromium, 4 % zirconium, 4 % molybdenum), 1.1.19 Grade 24—Titanium alloy (6 % aluminum, 4 vanadium) plus 0.04 to 0.08 % palladium, 1.1.20 Grade 25—Titanium alloy (6 % aluminum, 4 vanadium) plus 0.3 to 0.8 % nickel and 0.04 to 0.08 palladium, 1.1.21 Grade 26—Unalloyed titanium plus 0.08 to 0.14 1.1.21.1 Grade 26H—Unalloyed titanium plus 0.08 to 0.14 % ruthenium (Grade 26 with 58 ksi minimum UTS), 1.1.22 Grade 27—Unalloyed titanium plus 0.08 to 0.14 % ruthenium, 1.1.23 Grade 28—Titanium alloy (3 % aluminum, 2.5 % vanadium plus 0.08 to 0.14 % ruthenium), 1.1.24 Grade 29—Titanium alloy (6 % aluminum, 4 % extra palladium, 0.025 % ruthenium, 0.15 % chromium), palladium, 0.025 % ruthenium, 0.15 % chromium), 1.1.28 Grade 1.1.29 Grade 1.1.30 Grade vanadium, 1.5 % 36—Titanium alloy (45 % niobium), 37—Titanium alloy (1.5 % aluminum), and 38—Titanium alloy (4 % aluminum, 2.5 % iron). Note 1—H grade material is identical to the corresponding numeric grade (that is, Grade 2H = Grade 2) except for the higher guaranteed minimum UTS, and may always be certified as meeting the requirements of Changes section appears at the end of this standard. plus 0.04 to 0.08 % palladium, 1.1.17 Grade 2]1—Titanium alloy (15 % molybdenum, 3 % standard oxygen, ruthenium), medium 1.1.14 Grade 18—Titanium alloy (3 % aluminum, 2.5 % vanadium plus 0.04 to 0.08 % palladium), 1.1.15

Ay B 861-09 ull ofits correspondingenumeric grade. Grades 2H, 7H, 16H, and 26H are intended primarily for preSsure vessel use. The H grades were added in response to a user association request based on itsstudy of ever 5200 commercial Grade 2, 7, 16, and 26 test reports, where over 99 7% met the/58 ksi minimum UTS. 1.2 The valuessstated as standard The values conversions to SI units and are not considered 2. Referenced in inch-pound units are to be regarded given in parentheses are mathematical that are provided for information only standard. 2.1 ASTM Standards? A 370 Test Methods and Definitions...

Oxygen, range Owmax. At minimum, the analysis of Final product hydrogen shall Single values are maximum. Other elements need not be Aluminum Vanadium Palladium Ruthenium samples from the top and bottom of the ingot shall be completed and reported for all elements listed for the respective grade in this table. be reported. Ingot hydrogen need not be reported. Lower hydrogen may be obtained by negotiation with the manufacturer. The percentage of titanium is determined by difference. reported unless the concentration level is greater than 0.1 % each, or 0.4 % total. Other elements may not be added...

TABLE Note Note NPS |—Schedule sizes conform to ANSVASME B 36.19M-1985 (for ©“ 8” sizes) or B 36.10 (for non-S sizes). 2—The decimal thickness listed for the respective pipe sizes represent their nominal wall dimensions. Outside Dia. Nominal Wall Thickness A Threading not permitted in accordance with ANSI B.1.20.1.

9. Permissible Variations in Dimensions Permissible Variations in Outside Diameter Over We iNJ16~4. in. (327mMm,taf38 mm) ovard vs in. to 4 in. (38mm to 102 mm) over 4 INMes8ein (102 mm to 203 mm) over 8 in. to 18 in. (203 mm to 432 mm) A NPS = nominal pipe size. TABLE Permissible Variations Product Analysis Limits, Permissible Variation Element Aluminum Aluminum Carbon Chromium Chromium Hydrogen Iron Iron Molybdenum Molybdenum Molybdenum Nickel Niobium Niobium Nitrogen Oxygen Oxygen Palladium Palladium Palladium Ruthenium Ruthenium Ruthenium Silicon Vanadium Vanadium Zirconium Residuals“ (each)...

Yield Strength (0.2 % Offset) 4 Properties for annealed condition except as noted. 8 Material is identical to the corresponding numeric grade (that is, Grade 2H = Grade 2) except for the higher guaranteed minimum UTS, and may always be certified as meeting the requirements of its corresponding numeric grade. Grade 2H, 7H, 16H, and 26H are intended primarily for pressure vessel use. ©The H grades were added in response to a user association request based on its study of over 5200 commercial Grade 2, 7, 16, and 26 test reports where over 99 % met the 58 ksi minimum UTS. © Properties for solution-treated...