陆文俊,许晓静,卢予东,王子路,郭云飞,马文海

• 1:江苏大学先进制造与现代装备技术工程研究院

摘要(Abstract)：

采用电子背散射衍射(EBSD)技术分析后续热处理对轧制-ECA大应变纯铝微观结构及力学性能的影响。结果表明轧制-ECA加工后的纯铝以小角度晶界为主,随着退火温度的升高,小角度晶界所占比例减小,材料硬度先上升后下降,强度则持续下降。200℃以上温度的退火可以显著消除大应变加工后材料内部的拉长纤维组织;当退火温度超过300℃时,平均晶粒尺寸明显增大。

关键词(KeyWords)： 电子背向散射衍射;大应变技术;热处理;小角度晶界;微观结构

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金资助(项目号51074079);; 江苏大学“拔尖人才培养工程基金(1211110001)

作者(Author): 陆文俊,许晓静,卢予东,王子路,郭云飞,马文海

DOI: 10.13289/j.issn.1009-6264.2014.s1.020

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