It was shown that the two kinds of Fe-based alloy coatings were subjected to serious low temperature hot corrosion, which was characterized by accelerated oxidation.

• 试验结果表明，两种铁基合金涂层发生了较严重的以加速氧化为特征的低温热腐蚀。 两种镍基会金涂层具有良好的耐蚀性能。