Ideal ApplicationCastings, Dark surfaces, Detecting medium, large and course discontinuities, Extreme temperatures, Field testing, Forgings, In-service inspections, Large parts, Light, medium, dark surfaces, Rough/textured surfaces, Spot inspections, Weld testing
Defect ExamplesFatigue cracks, Grinding cracks, Inclusions, Laps, Quenching cracks, Seams, Shrink cracks, Tears, Welding defects