There are six common NDT methods: visual testing, liquid penetrant testing, magnetic particle testing, eddy current testing, radiographic testing, and ultrasonic testing. Each method requires a ...

Non-destructive testing methods are used in industry to evaluate the integrity and properties of material or components without causing damage to the tested object. Aside from industrial radiography, ...

Penetrant testing (PT) is one of the most widely used nondestructive testing methods for the detection of surface discontinuities in nonporous solid materials. It is almost certainly the most commonly ...