ASTM International - ASTM B663-94(2000)
Standard Specification for Silver-Tungsten Carbide Electrical Contact Material
|Publication Date:||10 May 2000|
|ICS Code (Other non-ferrous metals and their alloys):||77.120.99|
1.1 This specification covers electrical contact components made from silver-tungsten carbide by powder metallurgical procedures.
1.2 This specification covers compositions within the silver-tungsten carbide system normally specified by users of contacts.