Standard Specification for Copper-Tungsten Electrical Contact Material
NORMA vydaná dňa 1.11.2024
Označenie normy: ASTM B702-93(2024)
Dátum vydania normy: 1.11.2024
Počet strán: 3
Približná hmotnosť: 9 g (0.02 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
This specification covers electrical contact components made from copper tungsten by powder metallurgical procedures. The material shall conform to the chemical composition limits as agreed upon between the manufacturer and the user using the newest edition of Annual Book of ASTM standards, or any other approved method agreed upon. Qualification tests for determination of physical properties shall be performed on production parts, wherever practical or applicable. The tests shall be determined after consideration of the function of the part.
Keywords:
contacts, copper, copper–tungsten, powder metallurgy, tungsten, tungsten–copper,, ICS Number Code 77.150.30 (Copper products)