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本文主要介绍了在用球罐定期检验时,球壳板表面裂纹的发现、对裂纹的分析以及消缺处理,并对球罐的安全使用进行了评估。
This article mainly introduces the discovery of crack on the surface of the spherical shell plate, the analysis of the crack and the treatment of eliminating the defects during the regular inspection with the spherical tank. The safe use of the spherical tank is also evaluated.