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BS 4311-2:2009

BS 4311-2:2009

Current

Current

The latest, up-to-date edition.

Gauge blocks manufactured to imperial specification Accessories

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

30-06-2009

Publisher

British Standards Institution

Foreword
0 Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Material for accessories, other than the guide
   plates of holders
5 Type A measuring jaws
6 Type B measuring jaws
7 Scriber point and centre point
8 Base
9 Holders
10 Marking
11 Case
12 Protection against adverse climatic conditions
Annexes
Annex A (informative) - Notes on the use of gauge block
        accessories
Annex B (informative) - Accessories
Bibliography

Describes requirements for accessories intended for use with metric and inch gauge blocks conform ing to BS EN ISO 3650 and BS 4311-1:2007+C1:2009, and includes two types of measuring jaw (Type A and Type B), scriber points and centre points, bases and holders.

This British Standard specifies requirements for accessories intended for use with metric and inch gauge blocks conforming to BSENISO3650 and BS4311‑1:2007+C1:2009, and includes two types of measuring jaw (Type A and Type B), scriber points and centre points, bases and holders. Requirements for general dimensions and the form, material, surface finish and accuracy of various features are specified.

Examples of typical assemblies of accessories are shown in Figure1 and notes on their use are given in AnnexA.

AnnexB gives details of other items which may be used with gauge blocks and accessories.

NOTE Type B jaws, scriber points, centre points and holders specified for metric gauge blocks are fully compatible with gauge blocks in inch units.

Committee
TPR/1
DevelopmentNote
Supersedes BS 4311-2(1994) & 09/30193117 DC. (06/2009)
DocumentType
Standard
Pages
18
PublisherName
British Standards Institution
Status
Current

BS EN ISO 6507-1:2005 Metallic materials. Vickers hardness test Test method
BS 852:1939 Specification for toolmakers\' straightedges
BS 4311-1:2007 Gauge blocks manufactured to imperial specification Specification and validation
BS EN ISO 3650:1999 Geometrical product specifications (GPS). Length standards. Gauge blocks
BS EN ISO 18265:2013 Metallic materials. Conversion of hardness values

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