Volumetric Defect Reconstruction
Volumetric defect reconstruction is a method to combine multiple ultrasound or CT datasets into a spatial model. This allows accurate visualization of material separations in terms of size, shape, and location.
Physico-Chemical Mechanism of Action
The method uses computers to integrate various 2D data sets (e.g., from ultrasound or CT images) into a three-dimensional model. The data is overlapped and corrected to produce a precise representation of the internal structure.
Metallurgical Relevance & Welding Risks
This technique is particularly important for inspecting weld quality. It allows defects such as cracks, voids, or incomplete fusion to be precisely located and quantified. Incorrect interpretation can lead to missing safety measures, as important defects could be overlooked.
Workshop Practice & Action Guidelines
For successful volumetric defect reconstruction, the data sets must be captured cleanly and precisely. The software must be correctly calibrated to overlap the data. It is important that the inspector understands how the software works and what error sources may exist. Regular training should be carried out in the workshop to ensure all technicians apply the method correctly.