A few days ago, Lubao Steel Pipe invited 4 experts including Xu Weicheng, chief of Baosteel Testing Center, to conduct a 2-day laboratory training. According to the requirements put forward by the laboratory, 4 experts gave explanations on test abnormality analysis, metallographic structure identification and defect analysis, sample processing methods, vulcanization test and other issues, and left specific operation methods of relevant test standards, which can be used for reference Professional materials on corporate standards and uncertainty evaluation. This training specifically solved some difficult problems in Lubao Steel Pipe Laboratory and opened up the thinking and vision of Lubao Steel Pipe Laboratory personnel.