ASTM B475-96

NOTICE: This standard has either been superseded and replaced by a new version or
withdrawn. Contact ASTM International (www.astm.org) for the latest information.
Designation: B 475 – 96 An American National Standard
AMERICAN SOCIETY FOR TESTING AND MATERIALS
100 Barr Harbor Dr., West Conshohocken, PA 19428
Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
Standard Specification for
UNS N08020, UNS N08024, and UNS N08026 Nickel Alloy
1
Round Weaving Wire
This standard is issued under the fixed designation B 475; 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.
1. Scope 4.1.6 Inspection (14.1),
4.1.7 Certification—State if certification or a report of test
1.1 This specification covers UNS N08020, UNS N08026,
results is required (Section 16),
and UNS N08024 round weaving wire.
4.1.8 ASTM designation and year of issue, and
NOTE 1—Weaving wire is customarily not welded. For applications
4.1.9 If possible, the intended end use.
involving welding in which the wire should be stabilized against loss of
2
corrosion resistance, the purchaser should refer to Specification B 473. NOTE 2—A typical ordering description is as follows: 200 lb (90.7 kg),
UNS N08020, 0.020 in. (0.508 mm), annealed and pickled, ASTM
1.2 The values stated in inch-pound units are to be regarded
Specification B 475.
as the standard. The values given in parentheses are for
information only.
5. Materials and Manufacture
5.1 The last heat treatment shall be a solution-annealing
2. Referenced Documents
heat treatment.
2.1 ASTM Standards:
NOTE 3—The recommended annealing temperatures are 1900 to
B 473 Specification for UNS N08020, UNS N08026, and
2 2100°F (1038 to 1149°C) for UNS N08020 and 2050 to 2200°F (1121 to
UNS N08024 Nickel Alloy Bar and Wire
1204°C) for UNS N08026 and UNS N08024, all followed by quenching
3
E 8 Test Methods for Tension Testing of Metallic Materials
in water or rapidly cooling by other means.
E 1473 Test Methods for Chemical Analysis of Nickel,
4
5.2 Wire shall be annealed or cold drawn as a final operation
Cobalt, and High-Temperature Alloys
to produce the specified mechanical properties.
3. Terminology
6. Chemical Composition
3.1 Definitions of Terms Specific to This Standard:
6.1 The material shall conform to the requirements as to
3.1.1 weaving wire, n—term weaving wire as used in this
chemical composition prescribed in Table 1.
specification shall be understood to cover round wire intended
6.2 If a product (check) analysis is performed by the
especially for weaving.
purchaser, the material shall conform to the product (check)
analysis variations prescribed in Table 2.
4. Ordering Information
4.1 It is the responsibility of the purchaser to specify all
7. Mechanical Properties
requirements that are necessary for the safe and satisfactory
7.1 The material shall conform to the requirements as to
performance of material ordered under this specification.
mechanical properties prescribed in Table 3 at room tempera-
Examples of such requirements include, but are not limited to,
ture.
the following:
4.1.1 Quantity (weight),
8. Dimensions and Permissible Variations
4.1.2 Name of material or UNS number,
8.1 The diameter of the wire shall not vary from that
4.1.3 Dimensions,
specified by more than the permissible variations prescribed in
4.1.4 Condition (9.2),
Table 4.
4.1.5 Finish (9.2),
9. Workmanship, Finish, and Appearance
9.1 The wire shall be uniform in diameter and free of
1
This specification is under the jurisdiction of ASTM Committee B-2 on
injurious seams, laps, pits, die marks, or defects tending to
Nonferrous Metals and Alloys and is the direct responsibility of Subcommittee
impair the use of the wire.
B02.07 on Refined Nickel and Cobalt, and Alloys Containing Nickel or Cobalt or
Both as Principal Constituents.
9.2 The wire shall be supplied as annealed or cold-drawn
Current edition approved May 10, 1996. Published June 1996. Originally
having a finish as pickled, bright-annealed, or cold-drawn.
published as B 745 – 68. Last previous edition B 475 – 91.
2
Annual Book of ASTM Standards, Vol 02.04.
10. Sampling
3
Annual Book of ASTM Standards, Vol 03.01.
4
Annual Book of ASTM Standards, Vol 03.06. 10.1 Lot:
1

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B 475
TABLE 1 Chemical Requirements TABLE 4 Permissible Variations in Diameter
Composition, % Permissible Variations in Diameter,
Element A
6, 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
Sulfur, max 0.03 0.035 0.035 Under 0.044 to 0.033, incl 0.0008 0.0013
Silicon, max 0.50 1.00 0.50 Under 0.033 to 0.024, incl 0.0005 0.0008
Nickel 33.00 to 37.2
...