The main goal of the article is to identify artificially created defects like lack of fusion and incomplete penetration in butt weld joint using non-destructive volumetric methods. These defects are the most serious defects in welds of steel constructions from the safety point of view. For identification. an ultrasonic phased array technique and a conventional X-ray using digital imag... https://safeersappliancers.shop/product-category/hoover-axi-combined-hmnb6182dx5k-60cm-no-frost-fridge-freezer/