Pt-Al涂层对一种镍基单晶高温合金抗热腐蚀行为的影响
王迪, 王栋, 谢光, 王莉, 董加胜, 陈立佳

Influence of Pt-Al Coating on Hot Corrosion Resistance Behaviors of a Ni-Based Single-Crystal Superalloy
WANG Di, WANG Dong, XIE Guang, WANG Li, DONG Jiasheng, CHEN Lijia
表3 827和927℃下生成物的标准Gibbs自由能变化[28]
Table 3 Changes in the standard Gibbs free energy (ΔGf) for products at 827 and 927oC[28]
PhaseTemperature / oCΔGf / (kJ·mol-1)
Al2S3827-611.859
927-583.401
NiS827-59.758
927-52.519
PtS827-39.470
927-30.213
PtS2827-31.593
927-13.818
NiAl827-106.899
927-104.179
Ni3Al827-139.142
927-135.956
Ni2Al3827-256.613
927-249.782