耦接件涂层失效程度与其力学损伤之间的关系
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李卓玄, 曹艳辉, 李崇杰, 李辉, 张小明, 雍兴跃
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Relationship Between Corrosion Failure Degree of Organic Coatings and Mechanical Properties for Dissimilar Metal Assamblies
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LI Zhuoxuan, CAO Yanhui, LI Chongjie, LI Hui, ZHANG Xiaoming, YONG Xingyue
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表4 加速实验后涂层的单项指标评级
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Table 4 Single index ratings of organic coating systems after accelerated testing
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| Samples | Connecting | Thickness | Gloss | Discoloration | Chalking | Adhesive | Blistering | Cracking | Delamination |
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| loss | | | strength | | | | Coated 300M steel | As-received | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | Directly coupling | 1 | 2 | 2 | 0 | 1 | 3 | 2 | 2 | | Insulated coupling | 5 | 1 | 1 | 0 | 0 | 3 | 0 | 0 | | Single | 2 | 2 | 1 | 0 | 1 | 2 | 0 | 0 | Coated 2024 Al-alloy | As-received | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | Directly coupling | 2 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | | Insulated coupling | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | | Single | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | Coated 5A06 Al-alloy | As-received | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | Directly coupling | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | | Insulated coupling | 5 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | | Single | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 |
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