DIN EN ISO 4521:2009-01
Current
The latest, up-to-date edition.
METALLIC AND OTHER INORGANIC COATINGS - ELECTRODEPOSITED SILVER AND SILVER ALLOY COATINGS FOR ENGINEERING PURPOSES - SPECIFICATION AND TEST METHODS
Hardcopy , PDF
English
01-01-2009
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Information to be supplied by the purchaser
to the electroplater
4.1 Essential information
4.2 Additional information
5 Designation
5.1 General
5.2 Designation specifications
5.3 Designation of the basis material
5.4 Designation of heat treatment requirements
5.5 Examples of designations
6 Requirements
6.1 General
6.2 Appearance
6.3 Thickness
6.4 Porosity
6.5 Accelerated corrosion testing
6.6 Composition
6.7 Stress-relief heat treatment prior to
electroplating
6.8 Hydrogen-embrittlement-relief heat treatment
after electroplating
6.9 Adhesion
6.10 Electrical properties
6.11 Microhardness
6.12 Solderability
6.13 Wear resistance
6.14 Ductility
6.15 Undercoats
6.16 Freedom from contamination
6.17 Anti-tarnish treatments
7 Sampling
Annex A (normative) Requirements for undercoats
Annex B (normative) Methods of measuring the
thickness of electroplated silver and silver
alloy coatings
Annex C (normative) Adhesion tests
Annex D (normative) Determination of the presence of
residual salts
Bibliography
National Annex NA (informative) Bibliography
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