PTA装置氧化回转蒸汽列管干燥机腐蚀失效分析

Corrosion Failure Analysis of the Oxide Rotary Steam Tube Dryer in a PTA Plant

PTA装置氧化回转蒸汽管干燥机因腐蚀等原因造成加热管和筒体多次泄漏 ,通过对加热管进行取样分析 ,查找腐蚀失效机理 。

Leaks often occurred at the heating tubes and the cylinder of the oxide rotary steam tube dryer in a PTA plant because of corrosion. The corrosion failure was founded out taking samples from the heating tubes for providing data to repair.