I.S. EN ISO 18086:2020
Current
The latest, up-to-date edition.
Corrosion of metals and alloys - Determination of AC corrosion - Protection criteria (ISO 18086:2019)
Hardcopy , PDF
English
01-27-2021
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Cathodic protection persons competence
5 Assessment of the AC influence
6 Evaluation of the AC corrosion likelihood
7 Acceptable interference levels
8 Measurement techniques
9 Mitigation measures
10 Commissioning
11 Monitoring and maintenance
Annex A (informative) Simplified description of the AC corrosion phenomenon
Annex B (informative) Coupons and probes
Annex C (informative) Coulometric oxidation
Annex D (informative) Influence of soil characteristics on the AC corrosion process
Annex E (informative) Other criteria that have been used in the presence of AC influence
Annex F (informative) Parameters to take into account to choose a DC decoupling device
Annex G (informative) Method to determine the reference electrode location to remote earth
Annex H (informative) Simultaneous measurement on coupon current densities with high rate
Bibliography
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