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ASTM B 298 : 2012 : R2024

Current

Current

The latest, up-to-date edition.

Standard Specification for Silver-Coated Soft or Annealed Copper Wire

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-10-2024

€56.53
Excluding VAT

Committee
B 01
DocumentType
Standard
Pages
8
PublisherName
American Society for Testing and Materials
Status
Current
Supersedes

1.1This specification covers silver-coated, soft or annealed, round copper wire, intended for use in electrical equipment, as follows:

1.1.1Class A—Wire whose silver coating is at least 1.25 % of the total weight of the coated wire.

1.1.2Class B—Wire whose silver coating is at least 2.50 % of the total weight of the coated wire.

1.1.3Class C—Wire whose silver coating is at least 4.00 % of the total weight of the coated wire.

1.1.4Class D—Wire whose silver coating is at least 6.10 % of the total weight of the coated wire.

1.1.5Class E—Wire whose silver coating is at least 10.00 % of the total weight of the coated wire.

1.2Silver-coated wire having different minimum percentages of silver by weight may be obtained by mutual agreement between the manufacturer and the purchaser. For information purposes the thickness of coating in microinches provided by the percentages listed above is shown in Table 1 (Explanatory Note 1).

1.3The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.3.1Exceptions—The SI values for density, resistivity, and volume are to be regarded as standard.

1.4This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. For specific precautionary statements see 8.4.1.2 and Explanatory Note 2.

1.5This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

ASTM B 286 : 2020 Standard Specification for Copper Conductors for Use in Hookup Wire for Electronic Equipment
ASTM B 738 : 2013 : R2018 Standard Specification for Fine-Wire Bunch-Stranded and Rope-Lay Bunch-Stranded Copper Conductors for Use as Electrical Conductors
ASTM B 961 : 2013 : R2019 Standard Specification for Silver Coated Copper and Copper Alloy Stranded Conductors for Electronic Space Application
ASTM B 193 : 2020 Standard Test Method for Resistivity of Electrical Conductor Materials

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