BS 869:1978

Specification for toolmakers´ flats and high precision surface plates.

NORMA vydána dne 31.1.1978

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The information about the standard:

Designation standards: BS 869:1978
Publication date standards: 31.1.1978
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: British technical standard
Kategorie: Technické normy BS

Annotation of standard text BS 869:1978 :

Circular hardened steel or granite toolmakers flats up to 200 mm diameter and circular cast iron or granite high precision surface plates 250 and 400 mm diameter. Material, general design, finish, accuracy, cases, packing and marking. Composition of typical steels, cast irons and heat treatment. Status: Confirmed