Standard Guides:WeldingPipingASMEAPIAsset Matrix
Pulsed Eddy Current
AdvancedElectromagnetic • PEC

Pulsed Eddy Current (PEC)

Method Overview

Measurement of wall thickness through insulation, fireproofing, or coatings to screen for Corrosion Under Insulation (CUI).

Core Method Specifications

Technique IDPEC
AcronymPEC
CategoryAdvanced
ModalityElectromagnetic
Default Report TemplatePEC-Standard-Template

Target Applications & Governing Standards

2 Scopes Configured
Piping & Loops
API 570 ISO 20669
Target Assets / Components:
Insulated Piping LinesFireproofed Legs
Detectable Defects & Anomalies:
• Corrosion Under Insulation (CUI)• Under-jacket Thinning
Storage Tanks
API 653
Target Assets / Components:
Insulated Tank SkirtsTank Annular Rings
Detectable Defects & Anomalies:
• Skirt Corrosion• Bottom Plate Corrosion

Technique-to-OEM Compatibility Matrix

Verified manufacturers, instrument models, and diagnostic portals supporting PEC.

4 Verified OEMs
Eddyfi Technologies

Eddyfi Technologies

Specialized NDT inspection technologies including Pulsed Eddy Current (PEC), ACFM, and magnetic crawlers.

Modalities:ETMFLPAUTACFMPEC+5 more
OEM Profile Eddyfi Support Center
OEM Site
Ether NDE

Ether NDE

UK-based specialist manufacturer of high-performance Eddy Current (ET) flaw detectors, instruments, and custom NDT probes.

Featured PEC Hardware:
ETi-200
Modalities:ETPEC
OEM Profile Ether NDE Support Portal
OEM Site

Maxwell NDT

OEM Manufacturer for PEC inspection systems.

Verified Partner

Kromek

OEM Manufacturer for PEC inspection systems.

Verified Partner
ASME Sec V & ISO 9712 Qualified
Rent PEC Instruments OEM Hardware CatalogPost PEC Project Scope
AI-Assisted Technical Reference & Regulatory DisclaimerEducational & Reference Only

Technical articles, damage mechanism guides, inspection scopes, engineering formulas, and code summaries published across the NDT Exchange knowledge base are synthesized with the assistance of Artificial Intelligence (AI) and specialized industrial engineering reference models.

While all content is cross-referenced against authoritative standards (ASME, API, AWS, ISO, ASTM, NACE/AMPP), it is provided strictly for educational, preliminary scoping, and reference purposes. It does not constitute formal professional engineering advice, procedure qualifications (WPS/PQR), or certified inspection sign-offs. Always verify testing parameters, wall thickness sizing, and flaw acceptance criteria against the latest governing code edition and consult a certified Level III, Professional Engineer (PE), or certified inspector (API 510/570/653, AWS CWI, CSWIP) prior to field execution.