Cr2AlC涂层相结构演变对力学性能的影响

袁江淮, 王振玉, 马冠水, 周广学, 程晓英, 汪爱英

Effect of Phase-Structure Evolution on Mechanical Properties of Cr2AlC Coating

YUAN Jianghuai, WANG Zhenyu, MA Guanshui, ZHOU Guangxue, CHENG Xiaoying, WANG Aiying

表1 Cr2AlC涂层及其在不同温度下退火后的相组成

Table 1 Phase compositions of Cr2AlC coatings before and after annealing at different temperatures

Sample Annealing Phase temperature / K S0 - Cr2AlC S1 1073 Cr2AlC, Cr2Al, Cr7C3 S2 1123 Cr7C3, Cr2Al, NiAl S3 1173 Cr23C6, Cr7C3, NiAl S4 1223 Cr23C6, Al2O3, NiAl