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BS 7371-4:1994

Current
Current

The latest, up-to-date edition.

Coatings on metal fasteners Specification for electroplated nickel, nickel/chromium and copper/nickel/chromium coatings
Available format(s)

Hardcopy

Language(s)

English

Published date

15-06-1994

Committees responsible
Foreword
Specification
1. Introduction
1. Scope
2. References
3. Definitions
4. Application and type of coating
5. Coating
6. Suitability of coatings for components with
     parallel threads
7. Information to be documented and supplied to the
     coater
8. Identification
Annexes
A. (normative) Coating thickness for threaded parts
B. (normative) Measurement of coating thickness
C. (informative) Guidance on procedures that may be
     adopted to accommodate thick coatings
Tables
1. Nominal coating thicknesses
2. Coating designation and corrosion resistance
A.1 Upper limits of nominal coating thickness
C.1 Minimum fundamental deviation required to
     accommodate coatings too thick to be applied to
     standard threads. Metric threads
Figures
B.1 Measuring area for local coating thickness
     measurement on fasteners
List of references

Specifies requirements for coatings applied by the electrolysis of solutions of copper, nickel or chromium. Coverage includes definitions, coating, identification, and application and type of coating. Also gives detailed tables and annexes.

Committee
FME/9
DevelopmentNote
Supersedes 93/714615 DC (09/2005) Reviewed and confirmed by BSI, January 2010. (12/2009)
DocumentType
Standard
Pages
0
PublisherName
British Standards Institution
Status
Current
Supersedes

BS 3382-3&4(1965) : 1965 SPECIFICATION FOR ELECTROPLATED COATINGS ON THREADED COMPONENTS - NICKEL OR NICKEL PLUS CHROMIUM ON STEEL COMPONENTS - NICKEL OR NICKEL PLUS CHROMIUM ON COPPER AND COPPER ALLOY (INCLUDING BRASS) COMPONENTS
BS 7371-8:2011 Coatings on metal fasteners Specification for sherardized coatings
10/30228091 DC : 0 BS 7371-8 - COATINGS ON METAL FASTENERS - PART 8: SPECIFICATION FOR SHERARDIZED COATINGS
BS 7371-12:2008 Coatings on metal fasteners Requirements for imperial fasteners
08/30173610 DC : DRAFT FEB 2008 BS 7371-12 - COATINGS ON METAL FASTENERS - PART 12: REQUIREMENTS FOR IMPERIAL FASTENERS

BS 7371-1:1991 Coatings on metal fasteners Specification for general requirements and selection guidelines
BS 3643-1:1981 ISO metric screw threads Principles and basic data
BS 4479-2:1990 Design of articles that are to be coated Recommendations for electroplated and autocatalytic coatings
BS 1210:1963 Specification for wood screws
BS 4479-1:1990 Design of articles that are to be coated General recommendations
BS 1224:1970 Specification for electroplated coatings of nickel and chromium
BS 7371-2:1993 Coatings on metal fasteners Specification for torque/clamping force relationship
BS 4479:1969 Recommendations for the design of metal articles that are to be coated

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