ASTM B664-18(2023)

Detailinformationen

Bezeichnung: ASTM B664-18(2023)

Ausgabedatum: 01.04.2023

Seiten: 2

Land: Amerikanische technische Norm

Wo ist es zu kaufen?

Erhältlich auf www.technormen.de

Annotation

This specification defines the criteria for composition and other requirements for sliding contact materials or brushes with a nominal composition by weight of 20% silver and 80% graphite. Materials shall adhere to specified requirements for chemical composition, density, shear strength, and microstructure. They shall also conform to typical values of Rockwell superficial hardness and specific resistance.


Keywords:
electrical contacts, graphite, silver, sliding contacts,, ICS Number Code 77.120.99 (Other non-ferrous metals and their alloys)