ASTM B338-10e1

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Designation:B338 −10
StandardSpecification for
Seamless and Welded Titanium and Titanium Alloy Tubes
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for Condensers and Heat Exchangers
This standard is issued under the fixed designation B338; 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 for use by agencies of the Department of Defense.
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´ NOTE—References in section 11.1 were corrected editorially in April 2012.
1. Scope* 1.1.12 Grade 17—Unalloyed titanium plus 0.04 to 0.08 %
2 palladium,
1.1 This specification covers the requirements for 28
1.1.13 Grade 18—Titanium alloy (3 % aluminum, 2.5 %
grades of titanium and titanium alloy tubing intended for
vanadium) plus 0.04 to 0.08 % palladium,
surface condensers, evaporators, and heat exchangers, as fol-
1.1.14 Grade 26—Unalloyed titanium plus 0.08 to 0.14 %
lows:
ruthenium,
1.1.1 Grade 1—Unalloyed titanium,
1.1.14.1 Grade 26H—Unalloyed titanium plus 0.08 to
1.1.2 Grade 2—Unalloyed titanium,
0.14 % ruthenium (Grade 26 with 58 ksi minimum UTS),
1.1.2.1 Grade 2H—Unalloyedtitanium(Grade2with58ksi
1.1.15 Grade 27—Unalloyed titanium plus 0.08 to 0.14 %
minimum UTS),
ruthenium,
1.1.3 Grade 3—Unalloyed titanium,
1.1.16 Grade 28—Titanium alloy (3 % aluminum, 2.5 %
1.1.4 Grade 7—Unalloyed titanium plus 0.12 to 0.25 %
vanadium) plus 0.08 to 0.14 % ruthenium,
palladium,
1.1.17 Grade 30—Titanium alloy (0.3 % cobalt, 0.05 %
1.1.4.1 Grade 7H—Unalloyed titanium plus 0.12 to 0.25 %
palladium),
palladium (Grade 7 with 58 ksi minimum UTS),
1.1.18 Grade 31—Titanium alloy (0.3 % cobalt, 0.05 %
1.1.5 Grade 9—Titanium alloy (3 % aluminum, 2.5 %
palladium),
vanadium),
1.1.6 Grade 11—Unalloyed titanium plus 0.12 to 0.25 % 1.1.19 Grade 33—Titanium alloy (0.4 % nickel, 0.015 %
palladium, palladium, 0.025 % ruthenium, 0.15 % chromium),
1.1.7 Grade 12—Titaniumalloy(0.3 %molybdenum,0.8 %
1.1.20 Grade 34—Titanium alloy (0.4 % nickel, 0.015 %
nickel), palladium, 0.025 % ruthenium, 0.15 % chromium),
1.1.8 Grade 13—Titanium alloy (0.5 % nickel, 0.05 %
1.1.21 Grade 35—Titanium alloy (4.5 % aluminum, 2 %
ruthenium),
molybdenum, 1.6 % vanadium, 0.5 % iron, 0.3 % silicon),
1.1.9 Grade 14—Titanium alloy (0.5 % nickel, 0.05 %
1.1.22 Grade 36—Titanium alloy (45 % niobium),
ruthenium),
1.1.23 Grade 37—Titanium alloy (1.5 % aluminum), and
1.1.10 Grade 15—Titanium alloy (0.5 % nickel, 0.05 %
1.1.24 Grade 38—Titanium alloy (4 % aluminum, 2.5 %
ruthenium),
vanadium, 1.5 % iron).
1.1.11 Grade 16—Unalloyed titanium plus 0.04 to 0.08 %
NOTE 1—H grade material is identical to the corresponding numeric
palladium,
grade (that is, Grade 2H = Grade 2) except for the higher guaranteed
1.1.11.1 Grade 16H—Unalloyed titanium plus 0.04 to
minimum UTS, and may always be certified as meeting the requirements
0.08 % palladium (Grade 16 with 58 ksi minimum UTS),
of its corresponding numeric 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
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This specification is under the jurisdiction of ASTM Committee B10 on
based on its study of over 5200 commercial Grade 2, 7, 16, and 26 test
Reactive and Refractory Metals and Alloys and is the direct responsibility of
reports, where over 99 % met the 58 ksi minimum UTS.
Subcommittee B10.01 on Titanium.
Current edition approved May 1, 2010. Published May 2010. Originally
1.2 The values stated in inch-pound units are to be regarded
approved in 1958. Last previous edition approved in 2009 as B338 – 09. DOI:
as standard. The values given in parentheses are mathematical
10.1520/B0338-10E01.
2 conversions to SI units that are provided for information only
For ASME Boiler and Pressure Vessel Code applications, see related Specifi-
cation SB-338 in Section II of that Code. and are not considered standard.
*A Summary of Changes section appears at the end of this standard
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
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B338−10
2. Referenced Documents 4.1.8 Special mechanical properties, if desired (Section 8
3 and Table 3),
2.1 ASTM Standards:
4.1.9 Nondestructive tests (Section 11),
A370 Test Methods and Definitions for Mechanical Testing
4.1.10 Packaging (Section 23),
of Steel Products
4.1.11 Inspection (Section 17), and
E8 Test Methods for Tension Testing of Metallic Materials
4.1.12 Certification (Section 21).
E29 Practice for Using Significant Digits in Test Data to
Determine Conformance with Specifications
NOTE 2—Tube is available to specified outside diameter and wall
th
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