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为使锅炉、压力容器纵环缝交叉部位的重要缺陷不致发生漏检漏评 ,对该部位有关射线检测透照工艺、影像质量和缺陷评定 ,结合长期生产实践经验 ,提出了一些可行措施和合理化建议
In order to make the important defects of the intersections between the longitudinal joints of boilers and pressure vessels leak-proof and leak-proof, the relevant ray inspection technology, image quality and defect assessment of the site are put forward, and some feasible measures and rationalization are put forward based on the experience of long-term production Suggest