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ASTM B631 1993 Edition, August 15, 1993
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Standard Specification for Silver-Tungsten Electrical Contact Materials
Includes all amendments and changes through Reapproval Notice , 2016
Page Count:4
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This specification covers electrical contact components made from silver-tungsten by powder-metallurgical procedures.

This specification covers compositions within the silvertungsten 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 Data Safety Sheet (SDS) 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.