热处理对可降解Zn-0.45Li合金超细丝材微观组织、力学性能和腐蚀性能的影响

孙枝雪, 朱兴隆, 李谋成, 杨丽景, 姜建军, 张青科, 宋振纶

Effect of Heat Treatment on the Microstructure, Mechanical Properties, and Corrosion Performance of Biodegradable Zn-0.45Li Alloy Ultra-fine Wire

SUN Zhixue, ZHU Xinglong, LI Moucheng, YANG Lijing, JIANG Jianjun, ZHANG Qingke, SONG Zhenlun

表1 热处理前后Zn-0.45Li合金LiZn4相的平均尺寸和面积分数

Table 1 Average size and area fraction of the LiZn4 phase in Zn-0.45Li alloy before and after heat treatment

Heat treatment Average size / μm Area fraction / % As-drawn 0.46 ± 0.01 12.61 70 oC 30 min 0.47 ± 0.01 12.66 70 oC 1 h 0.47 ± 0.03 12.55 70 oC 2 h 0.46 ± 0.02 12.91 70 oC 4 h 0.47 ± 0.03 12.64 120 oC 30 min 0.57 ± 0.01 21.10 120 oC 1 h 0.57 ± 0.03 27.88 120 oC 2 h 0.63 ± 0.02 28.59 120 oC 4 h 0.65 ± 0.01 31.45 150 oC 5 min 0.53 ± 0.02 21.54 150 oC 15 min 0.56 ± 0.03 22.20 150 oC 30 min 0.66 ± 0.01 24.22 150 oC 1 h 0.67 ± 0.01 36.93