Published annually in April. This volume contains 61 standards. Volumes 03.03 and 03.04 of the Annual Book of ASTM Standards provide standards on nondestructive testing of engineering materials, structures and assemblies to detect flaws and characterize the properties of materials. NDT methods cover: Reference Radiological Images, Radiology (Neutron, X, Gamma), Digital Imaging, Acoustic Emission, Liquid Penetrant and Magnetic Particle, Electromagnetic, Leak Testing, and Ultrasonic. Important changes that may impact your purchase decision: All standards from Committee A06 on Magnetic Properties have moved from Volume 03.04 to NEW Volume 03.07 Magnetic Properties. Standards from Committees E07 on Nondestructive Testing will now appear in both Volume 03.03 and Volume 03.04, split as follows: Volume 03.03 — Nondestructive Testing (E94 – E2373) Volume 03.04 — Nondestructive Testing (E2374 – latest)