冯在强,唐明奇,王强松,王自东,闫镇威

• 1:华北水利水电大学机械学院
• 2:有色金属制备与加工国家重点实验室北京有色金属研究总院
• 3:北京科技大学材料科学与工程学院

摘要(Abstract)：

利用XRD、SEM、TEM等测试分析手段,研究了冷变形及时效处理对Cu Sn10Zn2Fe Co合金组织性能的影响。结果表明:在冷变形量40%,400℃时效处理4 h条件下,合金试样抗拉强度和伸长率分别为635 MPa和19.5%。透射电镜观察显示合金基体中弥散分布着尺寸在10~50 nm不等的纳米强化相,纳米颗粒与基体界面关系良好。当冷变形量为60%时,析出相在时效过程中发生粗化现象,合金试样力学性能下降。

关键词(KeyWords)： 锡青铜;冷变形;力学性能;组织

Abstract:

Keywords:

基金项目(Foundation): 河南省教育厅科学技术研究重点项目(14A430017;14A430004);; 国家自然科学基金(51301070)

作者(Author): 冯在强,唐明奇,王强松,王自东,闫镇威

DOI: 10.13289/j.issn.1009-6264.2016.04.013

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