Specification for surface plates

Available format(s)

Hardcopy , PDF

Superseded date

30-11-2008

Language(s)

English

Published date

31-03-1988

Publisher

British Standards Institution

Foreword
Committees responsible
Specification
1. Scope
2. Nomenclature and definitions
3. Classification
4. Materials
5. Stress relief of cast iron surface plates
6. Rigidity
7. General features
8. Finish
9. Accuracy
10. Cover and other protection
11. Marking
Appendices
A. The care and use of surface plates
B. Test for rigidity of surface plate
C. Assessment of bearing area of cast iron surface
     plates
D. Calculation of permitted deviation from flatness
     overall of the working surface
Table
1. Permitted deviations from flatness overall of the
     working surface
2. Permitted variations of the working surface
Figures
1. Nomenclature
2. Variation gauge
3. Cast iron surface plate being subjected to
     rigidity test
4. End-on-view of rigidity test apparatus

Rectangular and square plates of granite and cast iron, in sizes from 160 mm x 100 mm to 2500 mm x 1600 mm and from 12 in x 12 in to 96 in x 48 in, in four grades of accuracy. Specifies material, rigidity, finish, general features, accuracy, protection and marking.

Committee	TPR/1
DevelopmentNote	Supersedes 85/75050 DC and BS 817(1983) (10/2005)
DocumentType	Standard
Pages	16
PublisherName	British Standards Institution
Status	Superseded

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