我厂引进的某装置内的水冷器,因使用多年,严重腐蚀,造成大量漏水现象,使其失去使用功能,需要更新列管。然而其列管原是胀接的,国内又没有生产此类配件的厂家。为此采取了以手弧焊修复的方法。此管板结构的最大特点是列管管壁与管板 I plant the introduction of a device within the water cooler, due to the use of many years, serious corrosion, resulting in a large number of water leakage, so that the loss of function, the need to update the tube. However, the original tube was expanded, the country did not produce such parts manufacturers. To this end has taken a hand arc welding repair method. The most prominent feature of this tube plate structure is the tube wall and tube plate