Each category is further divided into "severity levels," typically ranging from 1 to 5. Level 1 represents the most minor or acceptable indications, while Level 5 represents the most severe. The Importance of Reference Photographs
Reference radiographs are images that serve as a standard for comparison when evaluating the quality of steel castings using radiography (x-ray). These images show various types of discontinuities, such as porosity, inclusions, and shrinkage, that can occur in steel castings. By comparing the radiographs of a casting being evaluated to the reference radiographs, inspectors can determine the severity of any discontinuities and make informed decisions about the acceptability of the casting. astm e125 reference photographs pdf free download
In many industrial settings, the quality assurance or engineering department already holds a site license or hard copies of the required standards. Professionals should check with their internal document control department. Each category is further divided into "severity levels,"
ASTM E125 remains an essential tool for ensuring the integrity of ferrous castings. While the temptation to find a free PDF download is high, the risks of using unofficial, low-quality copies far outweigh the savings. For professional NDT applications, always utilize official, high-resolution versions of the ASTM E125 reference photographs to ensure accuracy, safety, and compliance with industry regulations. These images show various types of discontinuities, such