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BS 7644-1:1993

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

Direct tension indicators. Specification for compressible washers

Available format(s)

Hardcopy , PDF

Superseded date

07-31-2009

Superseded by

BS EN 14399-9:2009

Language(s)

English

Published date

04-15-1993

US$156.28
Excluding Tax where applicable

Committees responsible
Foreword
Specification
1 Scope
2 References
3 Dimensions
4 Performance
5 Characteristics
6 Manufacturer's certificate
7 Marking and identification
8 Designation
Annexes
A (informative) Use of compressible washer-type
     direct tension indicators
B (informative) Corrosion protection of indicator
     measuring gap
Tables
1 Dimensions of compressible washer-type direct
     tension indicators
2 Indicator loads at appropriate gap (specified in
     table 3)
3 Average indicator gaps
4 Characteristics of indicators
Figures
1 Dimensions of compressible washer-type direct
     tension indicators
2 Bolt tightening by rotation of the nut (normal
     method of assembly)
3 Bolt tightening by rotation of the bolt
     (alternative method of assembly)
A.1 Checking the indicator gap
List of references

Specifies the requirements of compressible washers for use in bolted structural joints to give an indication of the bolt preload.

Committee
FME/9
DevelopmentNote
Supersedes 90/80390 DC (10/2005)
DocumentType
Standard
Pages
12
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

BS 5950-2:2001 STRUCTURAL USE OF STEELWORK IN BUILDING - PART 2: SPECIFICATION FOR MATERIALS, FABRICATION AND ERECTION - ROLLED AND WELDED SECTIONS
BS 5950-1:2000 Structural use of steelwork in building Code of practice for design. Rolled and welded sections
BS 7644-2:1993 Direct tension indicators Specification for nut face and bolt face washers
BS 5400-6:1999 STEEL, CONCRETE AND COMPOSITE BRIDGES - PART 6: SPECIFICATION FOR MATERIALS AND WORKMANSHIP, STEEL

BS 4921:1988 Specification for sherardized coatings on iron or steel
BS 7644-2:1993 Direct tension indicators Specification for nut face and bolt face washers
BS 4604-1:1970 SPECIFICATION FOR THE USE OF HIGH STRENGTH FRICTION GRIP BOLTS IN STRUCTURAL STEELWORK METRIC SERIES - PART 1: GENERAL GRADE
BS 4395-1:1969 Specification for high strength friction grip bolts and associated nuts and washers for structural engineering General grade
BS 1706:1990 Method for specifying electroplated coatings of zinc and cadmium on iron and steel
BS 6587:1985 Method of acceptance inspection for fasteners
BS 4604-2:1970 SPECIFICATION FOR THE USE OF HIGH STRENGTH FRICTION GRIP BOLTS IN STRUCTURAL STEELWORK - METRIC SERIES - HIGHER GRADE (PARALLEL SHANK)
BS 4395-2:1969 Specification for high strength friction grip bolts and associated nuts and washers for structural engineering Higher grade bolts and nuts and general grade washers
BS 6322-3:1982 Tolerances for fasteners. Specification for tolerances of washers for metric bolts, screws and nuts with thread diameters from 1 mm up to and including 150 mm. Product grades A and C

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