Standard Specification for Coin Silver Electrical Contact Alloy
NORMA vydána dne 1.4.2021
Designation standards: ASTM B617-98(2021)
Publication date standards: 1.4.2021
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: American technical standard
Kategorie: Technické normy ASTM
This specification covers silver-copper alloy tubing, rod, wire, strip, and sheet material for electrical contacts. The material shall be finished by cold working, heat treating, annealing, turning, grinding, or pickling as are required to produce the prescribed properties. Material produced under this specification shall meet the requirements for chemical composition of silver, copper, zinc, iron, cadmium, lead, nickel, aluminum, and phosphorous. Mechanical properties such as tensile strength, elongation, and hardness shall conform to the prescribed requirements. Materials shall be inspected by visual inspection, temper test, dimensional test, and spectographic or chemical analysis
Keywords:
arcing contacts, coin silver alloy, compositions, electrical contacts, impurities, precious metals, silver alloy, silver copper alloy,, ICS Number Code 77.120.99 (Other non-ferrous metals and their alloys)