Standard Historical Last Updated: Dec 31, 2010 Track Document
ASTM B631-93(2004)

Standard Specification for Silver-Tungsten Electrical Contact Materials

Standard Specification for Silver-Tungsten Electrical Contact Materials B0631-93R04 ASTM|B0631-93R04|en-US Standard Specification for Silver-Tungsten Electrical Contact Materials Standard new BOS Vol. 02.04 Committee B02
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Abstract

This specification covers electrical contact components made from silver-tungsten by powder-metallurgical procedures. The material shall conform to composition limits specified. The material shall be finished by braze alloy backing, tumbling to polish surfaces, special surface finish, silver-rich surface layer, cleaning, etc. Chemical analysis and physical test shall be made to conform to the specified requirements.

Scope

1.1 This specification covers electrical contact components made from silver-tungsten by powder-metallurgical procedures.

1.2 This specification covers compositions within the silver-tungsten system normally specified by users of contacts.

This 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 become familiar with all hazards including those identified in the appropriate Material Data Safety Sheet for this product/material as provided by the manufacturer, to establish appropriate safety and health practices, and determine the applicability of regulatory limitations prior to use.

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Details
Book of Standards Volume: 02.04
Developed by Subcommittee: B02.05
Pages: 4
DOI: 10.1520/B0631-93R04
ICS Code: 77.120.99