闪蒸洗涤塔应力腐蚀开裂分析及控制措施

SCC Analysis and Controls for Flashing and Washing Column

本文通过分析认为 ,闪蒸洗涤塔应力腐蚀开裂的主要原因是介质中的氯离子浓度较高和设备制造过程中产生的残余应力较大。针对奥氏体不锈钢应力腐蚀开裂形成的原因提出了几条控制措施。

The paper present that the comparative ly high concentration of Cl-1 in medium and comparatively high stress leve l of making procedure is the main cause of SCC for flashing and washing column.S ome effective controls for SCC have been given in the paper