铝合金结构件化合物偏析缺陷超声波探伤方法  

Aliquation defect supersonic detection method of aluminum alloy component compound

作　　者：孙荣滨[1] 

机构地区：[1]东北轻合金有限责任公司,黑龙江哈尔滨150060

出　　处：《轻金属》2009年第9期53-56,共4页Light Metals

摘　　要：简述铝合金结构件中化合物偏析缺陷的形成机制、形貌特征与危害,详述用高频点聚焦、水浸探头超声波探伤方法检测特殊结构件中化合物偏析缺陷,并对检测结果的准确性进行了剖伤验证、定性分析。The paper briefly introduces the mechanism of compound aliquation defect formation in aluminum alloy component and its features as well as damage. It presents high frequency focus and water immersion probe supersonic detection to detect the aliquation defect in special components and checks the measured results for their accuracy.

关 键 词：铝合金 化合物偏析 超声波探伤 剖伤分析 

分 类 号：TG146.21[一般工业技术—材料科学与工程]