Specification for hexagonal bars for nuts, couplings and hollow machined parts of aluminium-copper-magnesium-silicon-manganese alloy (solution treated and precipitation treated) (free from peripheral and asymmetric coarse grain) (not less than 14 mm nor more than 36 mm across flats) (Cu 4.4, Mg 0.5, Si 0.7, Mn 0.8).
NORMA vydaná dňa 31.8.1971
Designation standards: BS 2L87:1971
Note: NEPLATNÁ
Publication date standards: 31.8.1971
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: British technical standard
Kategória: Technické normy BS