尿素合成塔典型泄漏形式及其检验应对策略

Typical Leakage Type in Synthesis Urea Tower and Counter Measure in Inspection

泄漏是尿素合成塔比较严重的缺陷之一。归纳了焊接接头泄漏、堆焊层泄漏、检漏孔泄漏和母材泄漏等4种常见的泄漏形式及其针对性检验策略,以供参考。

Leakage is one of comparatively serious defects existed in Synthesis urea tower. In this article, four common leakages, that are leakage from welding joint, leakage from overlay layer, leakage from exam hole and leakage in base material, as well as the counter measures were summarized which is supplied for reference.