邓猛,贾淑果,陈少华,丁宗业,宋克兴

• 1:河南科技大学材料科学与工程学院
• 2:河南省有色金属材料科学与加工技术重点实验室
• 3:中铝洛阳铜业有限公司

摘要(Abstract)：

研究了冷变形、时效温度以及时效时间对Cu-2.3Ni-0.5Si-0.22Zn-0.06Mg合金显微硬度和导电率的影响,并在显微镜下观察了微观组织。结果表明,时效和冷变形可以显著提高合金的显微硬度和导电率,通过改变时效温度和形变可以大大缩短时效时间。该热轧态的合金不经过固溶处理,当预变形达到80%时,在500℃时效1 h,其显微硬度和导电率分别达到287 HV和43%IACS。

关键词(KeyWords)： Cu-2.3Ni-0.5Si-0.22Zn-0.06Mg合金;显微硬度;导电率;时效时间;冷变形

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(50571035);; 河南省高等学校青年骨干教师资助计划(09003047);; 河南科技大学科研创新培育基金(2010CZ0008);; 河南省高校科技创新团队支持计划(2012IRTSTHN008)

作者(Author): 邓猛,贾淑果,陈少华,丁宗业,宋克兴

DOI: 10.13289/j.issn.1009-6264.2012.s2.017

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