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本文介绍了小型核电站主管道焊接方法、焊接接头设计以及如何评定焊缝质量。主管道焊接根部采用内部氩气保护和熔化垫圈氩弧焊的方法可以得到满意的能符合工程运行要求的焊接质量。
This article describes the main pipe welding method for small nuclear power plants, the design of welded joints and how to evaluate the quality of welded joints. Main pipe welding root with internal argon gas shielded arc welding and welding methods can be satisfactory to meet the engineering requirements of the welding quality.