摘要
针对油田常用储罐罐底板3层钢板重叠部分的搭接焊缝的初焊道和最后一层焊道所进行的渗透检测进行了总结,指出了正确的操作步骤和程序,对一些主要操作要点进行了说明,并对常见缺陷的原因进行了分析。
The penetration detection of the initial weld and the final weld of the lap weld in the overlapping party of three-layer steel plate for common tank bottom plate is summarized, and the correct welding operation procedures are put forward. Some key operating points are illustrated, and the causes of common defects are analyzed.
出处
《石油工业技术监督》
2014年第8期24-27,共4页
Technology Supervision in Petroleum Industry
关键词
储罐底板
搭接焊缝
渗透检测
焊接缺陷
tank bottom plate
lap weld
penetration detection
weld defect
