The ECDA methodology for pipelines (NACE SP0502) in the oil industry
Author: Ph.D. Orlando Salas, September 12, 2022.
The External Corrosion Direct Assessment (ECDA) methodology, proposed in the NACE SP0502 Pipeline External Corrosion Direct Assessment Methodology standard, represents an option for pipeline sections that cannot be inspected with smart pigs for reasons such as: low flows, no provision of launch traps, obstructions in the line, changes in diameter, among others