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| 分级固溶对 ZL114A 铝合金组织与性能的影响 |
| Effects of Progressive Solution Treatment on Microstructure and Mechanical Properties of ZL114A Aluminum Alloy |
| Received:August 12, 2013 Revised:August 01, 2013 |
| DOI：10.3969/j.issn.1674-6457.2013.05.001 |
| 中文关键词: 固溶处理 铝合金 组织 性能 |
| 英文关键词: solution treatment aluminum alloy microstructure properties |
| 基金项目: |
| Author Name | Affiliation | | YAN Feng | Liaoshen Industry Croup Co. , Ltd. , Shenyang 110045, China | | ZHAO Qiang | Southwest Technology and Engineering Research Institute, Chongqing 400039, China
National Defense Research and Application Center of Precision Plastic Forming Technology, Chongqing 400039, China | | XIAO Yuan-lun | Southwest Technology and Engineering Research Institute, Chongqing 400039, China
National Defense Research and Application Center of Precision Plastic Forming Technology, Chongqing 400039, China | | HUANG Zhi-wei | Southwest Technology and Engineering Research Institute, Chongqing 400039, China
National Defense Research and Application Center of Precision Plastic Forming Technology, Chongqing 400039, China | | NING Hai-qing | Southwest Technology and Engineering Research Institute, Chongqing 400039, China
National Defense Research and Application Center of Precision Plastic Forming Technology, Chongqing 400039, China | | DENG Tian-quan | Southwest Technology and Engineering Research Institute, Chongqing 400039, China
National Defense Research and Application Center of Precision Plastic Forming Technology, Chongqing 400039, China | | SUN Chang-jian | Southwest Technology and Engineering Research Institute, Chongqing 400039, China
National Defense Research and Application Center of Precision Plastic Forming Technology, Chongqing 400039, China | | ZHAO Gao-zhan | Southwest Technology and Engineering Research Institute, Chongqing 400039, China
National Defense Research and Application Center of Precision Plastic Forming Technology, Chongqing 400039, China |
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| 中文摘要: |
| 通过拉伸性能测试, 光学显微镜和扫描电镜观察, X 射线衍射物相分析, 研究了分级固溶对ZL114A 铝合金组织与性能的影响。 结果表明,300 ℃ X1 h +450 ℃ X1 h +535 ℃ X 12 h 分级固溶处理及 175℃ X6 h 时效后的 ZL114A 铝合金试样的屈服强度 αb= 335 MPa,伸长率 啄 = 5 . 0% ,共晶 Si 大部分转化为颗粒状,Mg2Si 溶解充分,具有良好的塑性,且晶粒细小,固溶效果良好,各相分布也相对均匀。 |
| 英文摘要: |
| The effects of progressive solution treatment on microstructure and mechanical properties of ZL114A aluminum alloy were investigated by tensile tests, OM, SEM, XRD. The results show that the mechanical properties of ZL114A aluminum alloys have reached at αb= 335 MPa,啄 = 5. 0% after the progressive solution treatment ( 300 ℃ , 1 h + 450 ℃ , 1 h + 535 ℃ , 12 h) and aging process(175 ℃ , 6 h) , most of the eutectic Si has changed into granular ones, Mg2 Si is totally dissolved, the alloys have a good plasticity and fine grain size, the effects of solid solution are fine and phases distribution are uniform. . |
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