乙二醇冷却液的劣化检测及增材制造AlSi10Mg铝合金在其中的腐蚀行为

雷涛, 陈绍高, 刘秀利, 范金龙, 郑兴文

Corrosion Behavior of Laser Additive Manufacturing AlSi10Mg Al-alloy in Ethylene Glycol Coolant and Detection of Coolant Degradation

LEI Tao, CHEN Shaogao, LIU Xiuli, FAN Jinlong, ZHENG Xingwen

表2 热循环实验后铝合金冷板不同取样部位流道的能谱分析结果

Table 2 EDS results of flow channels at different sampling locations of aluminum alloy cold plate after thermal cycling test (mass fraction / %)

Elements Different sampling locations Left Bent Bottom Right C 46.25 31.68 38.70 34.44 O 9.59 6.86 12.10 10.39 Na 0.09 0.07 0.06 0.24 Al 38.53 54.22 42.11 47.21 Si 4.71 6.87 6.15 6.20 P 0.21 0.06 0.42 0.22 Ca 0.32 - 0.19 0.42 Fe 0.30 0.22 0.26 0.88