The high temperature erosion of utility boiler tubes (water wall,superheater,reheater and economizer tubes)by fly ash is recognized as being one main cause of utility boiler tube failures.

• 水冷壁、过热器、再热器及省煤器管道的飞灰高温冲蚀磨损是电站锅炉管道失效的主要原因之一。