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George Hopman is a consultant to X-Ray Industries as well as an ASNT Level III in MT, PT, ET, RT, UT, VT, MFL and ASTM E07.03 (MT-PT) Subcommittee Chairman. For more information, call (480) 225-0775, email george@ndesolutions.net or visit www.xrayindustries.com.
The Level III (SNT-TC-1A) / Level 3 (NAS 410) population of inspectors is graying and looking forward to retirement. A problem for the foreseeable future is a current shortage of qualified Level IIIs in all NDT methods.
In production, every aircraft structure component will undergo inspection by one of the primary NDT methods. In-service aircraft will experience subsequent nondestructive testing, eddy current inspection being one the primary methods. This article serves to highlight the more common forms of eddy current applications on in-service aircraft.
The oft-quoted adage is that the shop should always be prepared for an audit. While this saying is true, the average quality manager knows that consistent readiness for such scrutiny calls for continued best practices to be complied with.
Digital radiography is the future. Read about the most common modalities, computed radiography (CR) and digital detector array (DDA) radiography, that are replacing traditional film-based inspections.