
Specification for roughness comparison specimens. Specimens representing turned and bored surfaces.
NORMA vydána dne 19.10.1964
Designation standards: BS 2634-2:1964
Note: NEPLATNÁ
Publication date standards: 19.10.1964
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS