Hard Anodising

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Specifications

There are several published British and International specifications covering anodising, Electroless Nickel Plating, and related processes. The major specifications are summarised as follows:(Select the yellow process for further information.)

PROCESS SPECIFICATION
ISO BRITISH MILITARY

SULPHURIC ACID ANODISING

Architectural BS3989
Decorative/Protective BS1615 MIL-A-8625 Type II
BS EN 2284 DEF STAN 03-25

HARD ANODISING

ISO 10074 BS5599 DEF STAN 03-26
MIL-A-8625 Type III

CHROMIC ACID ANODISING

BS EN 2101 DEF STAN 03-24
MIL-A-8625 Type I

CHROMATE CONVERSION COATINGS

DEF STAN 03-18
(alacrom)* MIL-C-5541

PTFE TREATMENT OF ANODIC FILMS

MIL-A-63576

ELECTROLESS NICKEL PLATING

DEF STAN 03-5

NOTE…

Obsolete specifications such as DEF STAN 151, DTO 910 and DTD 930 may be quoted on old drawings; the requirements of these specifications have been superseded by the specifications listed above.

Certificate of Conformance may be issued against specifications and the relevant testing may be undertaken provided suitable test specimens are supplied.

*Proprietary name