高压汽包集中下降管焊接质量控制及工艺优化

The Welding Quality Control and Process Optimization of the Concentrated Downcomer of HP Steam Drum

针对高压汽包集中下降管接头焊接质量缺陷产生的原因,在原工艺的基础上进行了优化.通过优化工艺措施的实施,提高了高压汽包集中下降管焊接接头焊接质量探伤合格率,取得了较好的效果。

It has been optimized based on original process on account of reasons for welding quality defects in the joint of concentrated downcomer of HP steam drum. The implementation of optimized process measures has improved detection qualified rate for joint welding quality of concentrated downcomer of the drum and achieved good effect.