工业管道未焊透及缺陷等级评定浅析

Grade evaluation on poor penetration of industrial pipeline

在工业管道的定期检验中,发现一起管道对接焊缝未焊透缺陷,在此基础上作者分析了未焊透缺陷产生的原因,并对发现的未焊透缺陷进行安全状况等级评定,经评定,该管道能够继续使用。

This article describes a poor penetration to joint weld bead on pipeline during regular checking with respect to cause analysis and grade evaluation on safe condition of the accident. It indicates that the pipeline can continue its operation.