The apparent simplicity of the magnetic particle process can be misleading and it is often incorrectly assumed that the process steps are simply magnetizing, applying the particles and inspection.
High and low frequency eddy current testing has been used as an NDT tool for many years, since the development of pencil, ring and spot probes in the 1960s and 1970s.
As a prerequisite to guarantee compliance with AS9100C, aerospace engineers must understand why the AS9100 standard was modified with the revisions present in its current version, “C.”