The spot welded portion analysis method includes a step of acquiring a bar element as a spot welded portion, a step of extracting other bar elements around the target bar element of interest among the acquired bar elements, and an extracted bar Of the elements, the step of determining whether or not there is a bar element sharing the same end point as the target bar element, and if it is determined that there is a bar element sharing the same end point as the target bar element, Determining that the bar element and the bar element sharing the same end point as the target bar element are three-layer spot welds, and determining that there is no bar element sharing the same end point as the target bar element If there is a bar element within the predetermined distance, it is determined whether or not there is a bar element whose distance between the extracted bar elements and the target bar element is within a predetermined distance. If , And a step is not the very was the extracted with interest bar elements and a bar element 3 ply spot welds.
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