Pulsed Eddy Current (PEC) inspection is a widely used non-destructive testing inspection service and in various industries. API 510: Inservice Inspection of Boilers and Heat exchangers includes guidelines for corrosion under insulation inspection of boiler tubes. ASME PTC 25: Inservice inspection of Power Piping for the piping systems, including corrosion under insulation inspection. ASME B31.3: Process Piping for the design, fabrication, installation, examination, and testing including Pulsed eddy current inspection requirements. ASTM E543: Radiographic examination techniques and corrosion under insulation inspection. EN ISO 22405: Non-destructive testing – Eddy current examination – Acceptance levels,” provides requirements and methods for the acceptance levels for Pulsed eddy current inspection.