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
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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
This document specifies protection criteria for determining the AC corrosion risk of cathodically protected pipelines.
| Committee |
TC 156
|
| DocumentType |
Standard
|
| Pages |
56
|
| ProductNote |
The date of any NSAIprevious adoption may not matchthe date of its original CEN/CENELEC document.
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| ISO 18086:2019 | Identical |
| EN ISO 18086:2020 | Identical |
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