ASTM B338-03

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Designation: B 338 – 03
Standard Specification for
Seamless and Welded Titanium and Titanium Alloy Tubes
1
for Condensers and Heat Exchangers
This standard is issued under the fixed designation B 338; 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 (e) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope 1.1.17 Grade 30—Titanium alloy (0.3 % cobalt, 0.05 %
2 palladium),
1.1 This specification covers the requirements for 22
1.1.18 Grade 31—Titanium alloy (0.3 % cobalt, 0.05 %
grades of titanium and titanium alloy tubing intended for
palladium),
surface condensers, evaporators, and heat exchangers, as fol-
1.1.19 Grade 33—Titanium alloy (0.4 % nickel, 0.015 %
lows:
palladium, 0.025 % ruthenium, 0.15 % chromium),
1.1.1 Grade 1—Unalloyed titanium,
1.1.20 Grade 34—Titanium alloy (0.4 % nickel, 0.015 %
1.1.2 Grade 2—Unalloyed titanium,
palladium, 0.025 % ruthenium, 0.15 % chromium),
1.1.3 Grade 3—Unalloyed titanium,
1.1.21 Grade 35—Titanium alloy (4.5 % aluminum, 2 %
1.1.4 Grade 7—Unalloyed titanium plus 0.12 to 0.25 %
molybdenum, 1.6 % vanadium, 0.5 % iron, 0.3 % silicon), and
palladium,
1.1.22 Grade 36—Titanium alloy (45 % niobium).
1.1.5 Grade 9—Titanium alloy (3 % aluminum, 2.5 % va-
1.2 Tubingcoveredbythisspecificationshallbeheattreated
nadium),
by at least a stress relief as defined in 5.3.
1.1.6 Grade 11—Unalloyed titanium plus 0.12 to 0.25 %
1.3 The values stated in inch-pound units are to be regarded
palladium,
as the standard. The values given in parentheses are for
1.1.7 Grade 12—Titanium alloy (0.3 % molybdenum,
information only.
0.8 % nickel),
1.1.8 Grade 13—Titanium alloy (0.5 % nickel, 0.05 % ru-
2. Referenced Documents
thenium),
3
2.1 ASTM Standards:
1.1.9 Grade 14—Titanium alloy (0.5 % nickel, 0.05 % ru-
A 370 Test Methods and Definitions for MechanicalTesting
thenium),
of Steel Products
1.1.10 Grade 15—Titanium alloy (0.5 % nickel, 0.05 %
E 8 Test Methods for Tension Testing of Metallic Materials
ruthenium),
E 29 Practice for Using Significant Digits in Test Data to
1.1.11 Grade 16—Unalloyed titanium plus 0.04 to 0.08 %
Determine Conformance with Specifications
palladium,
E 120 Test Methods for ChemicalAnalysis of Titanium and
1.1.12 Grade 17—Unalloyed titanium plus 0.04 to 0.08 %
Titanium Alloys
palladium,
E 1409 Test Method for Determination of Oxygen in Tita-
1.1.13 Grade 18—Titanium alloy (3 % aluminum, 2.5 %
nium and Titanium Alloys by the Inert Gas Fusion Tech-
vanadium) plus 0.04 to 0.08 % palladium,
nique
1.1.14 Grade 26—Unalloyed titanium plus 0.08 to 0.14 %
E 1447 Test Method for Determination of Hydrogen in
ruthenium,
Titanium and Titanium Alloys by the Inert Gas Fusion
1.1.15 Grade 27—Unalloyed titanium plus 0.08 to 0.14 %
Thermal Conductivity Method
ruthenium,
1.1.16 Grade 28—Titanium alloy (3 % aluminum, 2.5 %
3. Terminology
vanadium) plus 0.08 to 0.14 % ruthenium,
3.1 Lot Definitions:
3.1.1 castings—a lot shall consist of all castings produced
from the same pour.
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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.
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Current edition approved Nov. 1, 2003. Published November 2003. Originally For referenced ASTM standards, visit the ASTM website, www.astm.org, or
approved in 1958. Last previous edition approved in 2002 as B 338 – 02. contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
2
For ASME Boiler and Pressure Vessel Code applications, see related Specifi- Standards volume information, refer to the standard’s Document Summary page on
cation SB-338 in Section II of that Code. the ASTM website.
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B338–03
3.1.2 ingot—no definition required. between manufacturer and purchaser, a lot shall be limited to
3.1.3 rounds,flats,tubes,andwroughtpowdermetallurgical the product of an 8 h period for final continuous anneal, or to
products (single definition, common to nuclear and non- a single furnace load for final batch anneal.
nuclear standards.) —a lot shall consist of a material of the 3.1.4 sponge—a lot shall consist of a single blend produced
same size, shape, condition, and finish produced from the same at one time.
ingot or powder blend by the same reduction schedule and the 3.1.5 weld fittings—definition is to be mutually agreed upon
same heat treatment parameters. Unless otherwise agreed between manufacturer and the purchaser.
A
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