
Specification for roughness comparison specimens. Turned, ground, bored, milled, shaped and planed.
NORMA vydána dne 19.6.1974
Designation standards: BS 2634-1:1974
Note: NEPLATNÁ
Publication date standards: 19.6.1974
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS