研究了纯Fe在含有KCl蒸汽的O2中于650℃～850℃的腐蚀行为,结果表明,纯Fe在试验条件下发生了加速腐蚀,并且随温度的提高和KCI蒸气浓度的增大,腐蚀速率均增高.微量的KCI蒸气起加速腐蚀作用,主要是通过与试样表面的氧化膜反应生成Cl2,而Cl2能渗透到基体界面处与基体生成挥发性的Fe的氯化物实现的.
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