Radiographic Film Classification
Radiographic film classification is a qualitative assessment of radiographs based on graininess and contrast sensitivity according to standardized image quality requirements.
Physical-Chemical Mechanism of Action
Radiographic film classification assesses the quality of radiographs based on their graininess and contrast sensitivity. Graininess shows how well the material structure is visible on the film, while contrast is the ability to distinguish between different materials or defects in the image.
Metallurgical Relevance & Risks in Welding
Poor classification can lead to inaccurate analyses, causing risks in material selection and quality control. Misinterpretations can result in missed or overlooked defects in the material, which can cause safety issues in production.
Workshop Practice & Action Guidelines
For correct classification, radiographs should be checked according to ISO 1754-2 or EN 1026 standards. The evaluation should be carried out by qualified technicians who are familiar with the requirements. It is important that the images are correctly selected and interpreted to ensure that all relevant information is visible.