Method for specifying electroplated coatings of silver and silver alloys for decorative and protective purposes.
NORMA vydaná dňa 29.9.1989
Označenie normy: BS 4290:1989
Dátum vydania normy: 29.9.1989
Počet strán: 10
Približná hmotnosť: 30 g (0.07 libier)
Krajina: Britská technická norma
Kategória: Technické normy BS
Electrodeposited coatings on metallic and non-metallic materials for general and protective purposes. Excludes coatings containing less than 95% pure silver by mass or of minimum thickness less than 2 µm, and those on screw threads or unfabricated sheet or strip. Status: Confirmed