ASTM B 692 : 1990 : R2012
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Standard Specification for 75 % Silver-25 % % Graphite Sliding Contact Material
Hardcopy , PDF
12-05-2023
English
01-05-2012
CONTAINED IN VOL. 02.04, 2015 Describes the criteria for composition and other requirements for brushes with a nominal silver content of 75 weight % with the balance being substantially graphite.
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