NBN EN ISO 2360 : 2004
Current
The latest, up-to-date edition.
NON-CONDUCTIVE COATINGS ON NON-MAGNETIC ELECTRICALLY CONDUCTIVE BASIS MATERIALS - MEASUREMENT OF COATING THICKNESS - AMPLITUDE-SENSITIVE EDDY CURRENT METHOD
01-12-2013
Foreword
1 Scope
2 Principle
3 Apparatus
4 Sampling
5 Factors affecting measurement uncertainty
5.1 Coating thickness
5.2 Electrical properties of the basis materials
5.3 Basis metal thickness
5.4 Edge effects
5.5 Surface curvature
5.6 Surface roughness
5.7 Lift-off effect
5.8 Probe pressure
5.9 Probe tilt
5.10 Temperature effects
5.11 Intermediate coatings
6 Procedure
6.1 Calibration of instruments
6.2 Determination
7 Expression of results
8 Measurement uncertainty
9 Test report
Annex A (informative) Eddy current generation in
a metallic conductor
Annex B (normative) Test for edge effect
Bibliography
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