原现杰,尹海清,曲选辉

• 1:北京科技大学新金属材料国家重点实验室
• 2:北京科技大学材料科学与工程学院

摘要(Abstract)：

用气雾化铝合金粉为原料,通过高速压制和烧结工艺获得高密度铝合金,然后对其进行热处理,研究了固溶处理对合金性能的影响,并分析讨论其机理。结果表明,高速压制法制备的铝合金组织均匀、致密。经过固溶和时效处理,合金的强度明显提高,塑性略有下降。经过500℃×30 min的固溶+180℃×360 min的时效,合金的抗拉强度可达206 MPa,屈服强度165 MPa,伸长率2%。

关键词(KeyWords)： 铝合金;高速压制;热处理;组织性能

Abstract:

Keywords:

基金项目(Foundation): 国家“973”计划课题(2006CB605207)

作者(Author): 原现杰,尹海清,曲选辉

DOI: 10.13289/j.issn.1009-6264.2012.11.011

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