on the basis of fem stress analysis of a sphere tank, it can be concluded the arrangement of weld in high stress area which was one of the most important exterior factors that cause weld cracks.
介绍了液化石油气球罐腐蚀开裂的危害,对中国石化北京燕化石油化工股份有限公司化工一厂油品车间球罐的腐蚀原因进行了分析。