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BS 939:2007 | 31 Oct 2007 | BSI Knowledge
Standard
BS 939:2007
Engineers' squares (including cylindrical and block squares). Specification
Current
•
Published:
31 Oct 2007
Overview
Preview
References
History
Product Details
Descriptors
Squares (instruments)
Test equipment
Steels
Blocks
Dimensions
Dimensional measurement
Angular measurement
Flatness (surface)
Hardness
Dimensional tolerances
Design
Accuracy
Designations
Cylindrical shape
Smoothness (surface)
Roughness (surface)
Marking
ICS Codes
17.040.30 Measuring instruments
Committee
MTE/1
International relationships
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ISBN
978 0 580 58628 6
Publisher
BSI