从第三版手册卷的综合集合中提取，NDT概述现在可用。本卷是任何学习普通资格考试的人的必修课，并提供了II级，是一本关于主要无损检测方法（VT、PT、MP、RT、AE、ET、LT、IR和UT）原理和应用的方便的单卷参考。本卷还包括:无损检测、测量单位、历史和特殊方法的介绍，包括合金识别、应变测量、剪切照相和全息照相。

Drawing from the comprehensive set of third edition Handbook volumes, the NDT Overview is now available from ASNT. This volume is a must have for anyone studying for the general qualification exam and gives Level IIIs a convenient single volume reference on the principles and applications of the major NDT methods (VT, PT, MP, RT, AE, ET, LT, IR & UT). This volume also includes: an introduction on NDT, measurement units, history, and special methods which include alloy identification, strain measurement, shearography and holography.