BSI - BS 869

Specification for Toolmakers' Flats and High Precision Surface Plates

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Organization: BSI
Publication Date: 31 January 1978
Status: active
Page Count: 10
ICS Code (Measuring instruments): 17.040.30
scope:

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.

Document History

BS 869
January 31, 1978
Specification for Toolmakers' Flats and High Precision Surface Plates
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,...

References

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