ASTM B663-94(2000)
Standard Specification for Silver-Tungsten Carbide Electrical Contact Material

Standard No.

ASTM B663-94(2000)

Release Date

1994

Published By

American Society for Testing and Materials (ASTM)

Status

Be replaced

Replace By

ASTM B663-94(2006)

Latest

ASTM B663/B663M-20

Scope

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.

ASTM B663-94(2000) history

• 2020 ASTM B663/B663M-20 Standard Specification for Silver-Tungsten Carbide Electrical Contact Material
• 2016 ASTM B663/B663M-16 Standard Specification for Silver-Tungsten Carbide Electrical Contact Material
• 1994 ASTM B663-94(2012) Standard Specification for Silver-Tungsten Carbide Electrical Contact Material
• 1994 ASTM B663-94(2006) Standard Specification for Silver-Tungsten Carbide Electrical Contact Material
• 1994 ASTM B663-94(2000) Standard Specification for Silver-Tungsten Carbide Electrical Contact Material