ASTM B475-07

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Designation:B475 −07
StandardSpecification for
UNS N08020, UNS N08024, and UNS N08026 Nickel Alloy
1
Round Weaving Wire
This standard is issued under the fixed designation B475; 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.
1. Scope* 3.1.1 weaving wire, n—term weaving wire as used in this
specification shall be understood to cover round wire intended
1.1 This specification covers UNS N08020, UNS N08026,
especially for weaving.
and UNS N08024 round weaving wire.
NOTE 1—Weaving wire is customarily not welded. For applications
4. Ordering Information
involving welding in which the wire should be stabilized against loss of
corrosion resistance, the purchaser should refer to Specification B473.
4.1 It is the responsibility of the purchaser to specify all
requirements that are necessary for the safe and satisfactory
1.2 The values stated in inch-pound units are to be regarded
performance of material ordered under this specification.
as the standard. The values given in parentheses are for
Examples of such requirements include, but are not limited to,
information only.
the following:
1.3 This standard does not purport to address all of the
4.1.1 Quantity (weight),
safety concerns, if any, associated with its use. It is the
4.1.2 Name of material or UNS number,
responsibility of the user of this standard to become familiar
4.1.3 Dimensions,
with all hazards including those identified in the appropriate
4.1.4 Condition (9.2),
Material Safety Data Sheet (MSDS) for this product/material
4.1.5 Finish (9.2),
as provided by the manufacturer, to establish appropriate
safety and health practices, and determine the applicability of 4.1.6 Inspection (14.1),
regulatory limitations prior to use. 4.1.7 Certification—State if certification or a report of test
results is required (Section 16),
2. Referenced Documents
4.1.8 ASTM designation and year of issue, and
2
4.1.9 If possible, the intended end use.
2.1 ASTM Standards:
B473 Specification for UNS N08020, UNS N08024, and
NOTE 2—Atypical ordering description is as follows: 200 lb (90.7 kg),
UNS N08026 Nickel Alloy Bar and Wire
UNS N08020, 0.020 in. (0.508 mm), annealed and pickled, ASTM
B880 Specification for General Requirements for Chemical
Specification B475.
Check Analysis Limits for Nickel, Nickel Alloys and
Cobalt Alloys 5. Materials and Manufacture
E8 Test Methods for Tension Testing of Metallic Materials
5.1 The last heat treatment shall be a solution-annealing
E1473 Test Methods for Chemical Analysis of Nickel,
heat treatment.
Cobalt, and High-Temperature Alloys
NOTE3—Therecommendedannealingtemperaturesare1900to2100°F
(1038 to 1149°C) for UNS N08020 and 2050 to 2200°F (1121 to 1204°C)
3. Terminology
for UNS N08026 and UNS N08024, all followed by quenching in water
3.1 Definitions of Terms Specific to This Standard:
or rapidly cooling by other means.
5.2 Wireshallbeannealedorcolddrawnasafinaloperation
to produce the specified mechanical properties.
1
This specification is under the jurisdiction of ASTM Committee B02 on
Nonferrous Metals and Alloys and is the direct responsibility of Subcommittee
6. Chemical Composition
B02.07 on Refined Nickel and Cobalt and Their Alloys.
Current edition approved May 1, 2007. Published June 2007. Originally
6.1 The material shall conform to the requirements as to
´1
approved in 1968. Last previous edition approved in 2002 as B475 – 96 (2002) .
chemical composition prescribed in Table 1.
DOI: 10.1520/B0475-07.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
6.2 If a product (check) analysis is performed by the
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
purchaser, the material shall conform to the product (check)
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. analysis variations prescribed in Specification B880.
*A Summary of Changes section appears at the end of this standard
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B475−07
TABLE 1 Chemical Requirements TABLE 3 Permissible Variations in Diameter
Composition, % Permissible Variations in Diameter,
Element A
±, in.
UNS N08026 UNS N08020 UNS N08024
Diameter, in.
Cold-Drawn Annealed
Carbon, max 0.03 0.07 0.03
Condition Condition
Manganese, max 1.00 2.00 1.00
Phosphorus, max 0.03 0.045 0.035 0.312 to 0.044 incl 0.001 0.002
Under 0.044 to 0.033, incl 0.0008 0.0013
Sulfur, max 0.03 0.035 0.035
Silicon, max 0.50 1.00 0.50 Under 0.033 to 0.024, incl 0.0005 0.0008
Ni
...