Next to the Large Diameter Welded Pipe Butt Joint Welding Defects Analysis

In order to improve next to the large diameter of pipe welding quality and to aim at the welding process characteristics of next to the large-diameter welded pipe,the appropriate radiographic process and technical parameters were selected for 100%film radiographic inspection of next to the large diameter welded pipe butt joint welding defects,and the welded defects types,locations and the formation reasons were analyzed.