ASTM E 545 - 99. Standard Test Method for Determining Image Quality in Direct Thermal Neutron Radiographic Examination

American Society for Testing and Materials (ASTM). 1999, 4 pages.
This test method covers the use of an Image Quality Indicator (IQI) system to determine the relative2 quality of radiographic images produced by direct, thermal neutron radiographic examination. The requirements expressed in this test method are not intended to control the quality level of materials and components.