Nickel silver sheet, strip and foil, 10-30 per cent nickel content.
NORMA vydána dne 11.7.1956
Designation standards: BS 790:1938
Note: NEPLATNÁ
Publication date standards: 11.7.1956
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS