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BS 3382-7:1966

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Specification for electroplated coatings on threaded components Thicker platings for threaded components
Available format(s)

Hardcopy , PDF

Superseded date

31-07-2008

Language(s)

English

Published date

19-12-1966

Co-operating organizations
Foreword
Introduction
Specification
1 Scope
2 Definitions
3 Inspection
4 Screw thread dimensions
5 Plating thickness
6 Other requirements
Appendices
A Notes on surface areas of screws, bolts and nuts
B Examples of calculations of deposit thicknesses on
   plated threaded shanks
C Examples of calculating external thread dimensions
   for heavy deposits
D Thickness testing of thicker platings for threaded
   components
Tables
1 Deposit thickness multiplication factors
2 Percentage of UNF Class 2A threaded components which
   will fail to assemble when the external threads are
   plated to 0.0006 in batch average thickness
3 Total allowance by which diameters of external
   threads should be reduced from basic size to provide
   for thick deposits
Figures
1 Diagram showing increase in effective diameter as a
   result of deposit of thickness t
2 Diagram showing tolerances on screw and nut and
   clearance between them
3 Constituent surface areas of a screw or bolt

Plating thicknesses, sampling, inspection procedures, thickness determination. Does not apply to components for aircraft, self-tapping screws, wood screws.

Committee
FME/9
DevelopmentNote
Reviewed and confirmed by BSI, November, 2004. (11/2004)
DocumentType
Standard
Pages
18
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

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