为探讨Al2O3/Al复合涂层在贫铀表面保护中应用的可行性,采用盐雾腐蚀试验和磨损试验方法,结合SEM/EDS和XRD表征,分析了贫铀表面Al2O3/Al复合涂层的保护性能.结果表明,贫铀表面反应磁控溅射Al2O3/Al涂层没有明显的腐蚀特征,而等离子喷涂Al2O3/Al涂层发生了严重的腐蚀剥落现象.Al2O3/Al涂层表现为磨粒磨损行为,抗磨损性好.作为对比样的贫铀表面Al涂层则表现为粘着磨损行为,抗磨损性差.讨论了贫铀表面涂层的腐蚀和磨损行为.
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