Examples of Eddy Current Signals in Tubing Inspections
| Defect | Play Signal (AVI) | Material | Comments |
| Calibration Signal | Play signal | Ad. Brass | ASME Cal tube |
| ID Pit - Single | Play signal | CuNi9010 | Condenser |
| ID Pits Multilple | Play signal | Brass | Condenser in a Oil Tanker |
| ID pit at support | Play signal | CuNi9010 | Condenser |
| OD Pit Single | Play signal | Hastelloy | Exchanger in Petrochemical Plant |
| OD Cracks | Play signal | Brass | Exchanger in Petrochemical Plant |
| OD Crack at Support | Play signal | Inconel | Power Plant Feedwater Heater |
| Damage at Support | Play signal | Stainless | Feedwater Heater |
| MIC damage | Play signal | Stainless | Microbial Induced Corrosion |
| ID Erosion | Play signal | ||
| OD Erosion | Play signal | ||
| Vibration Damage | Play signal | Titanium | Faulty Design led to vibrations |
NDE Associates, Inc.
515 Tristar Drive
Webster, TX 77598
Phone: 281-488-8944 Fax: 281-488-8485
