90.93 Standard confirmed Jun 26, 2025
ISO
ISO/TC 156 Corrosion of metals and alloys
International Standard
77.060 Corrosion of metals
This document specifies requirements for the design, installation, positioning, sizing, use and maintenance of coupons for the assessment of the effectiveness of cathodic protection (CP) of buried and immersed metallic structures, such as pipelines, in the case of normal operation as well as AC and DC interference conditions.
PUBLISHED
ISO 22426:2020
90.93
Standard confirmed
Jun 26, 2025