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,信息损失量也越大. 关键词:铝合金熔体;Lyapunov指数;Kolmogorov熵;混沌对流;电磁场 中图分类号:TG292;TP391.9 文献标志码:A Simulation and analysis on chaotic characteristic of flow in Al alloy melt under... and Engineering, Jiangxi University of Science and Technology, Ganzhou 341000, China) Abstract: In order to find out the flow features of Al alloy melt under the electromagnetic field......
Trans. Nonferrous Met. Soc. China 22(2012) s881-s886 Electrochemical characteristics of Al-Mg and Al-Mg-Si alloy in sea water Seong-jong KIM, Seung-jun LEE, Jae-yong JEONG, Kyu-hwan KIM Division... materials indicates the lowest corrosion current density. Therefore, 5052-O Al alloy presents most anti-corrosion material in marine environment. Key words: Al alloy; ship; electrochemical characteristics......
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, Ministry of Education, Northeastern University,Shenyang 110004, China) Abstract:In this study, reheating of liquidus semi-continuous east billets of 7075 Al alloy wascarried out in a resistance furnace... for thixoforming. Key words:reheating; 7075 Al alloy; liquidus casting; microstructure; [全文内容正在添加中] ......
Al4C3相的生成遵循如下反应式 [11] : 图4 半固态挤压 (挤压比10∶1) 后SiCp (7 μm) /2024铝合金复合材料的显微组织 Fig.4 Microstructures of SiCp (7 μm) /2024 Al alloy composites after extruded at ratio of 10∶1 (a) -10... 88.3 8.4 图5 SiCp/2024铝合金复合材料干净界面的TEM形貌 Fig.5 TEM micrographs showing clean interface in SiCp/2024 Al alloy composites (a) -550 ℃; (b) -570 ℃ 3) 粉末混合-半固......
Evolution of {001}< 110>orientation and related lattice rotation of Al alloy 6111 during rolling CHEN Yang(陈 扬)1,2, TIAN Ni(田 妮)1, ZHAO Gang(赵 刚)1, LIU Chun-ming(刘春明)1, ZUO...; Abstract: The texture evolution and lattice rotation in Al alloy 6111 with an initial {001}< 110> component during symmetrical and asymmetrical rolling were......
] were used as interlayer in TLP bonding of Al-MMCs or monolithic Al to effectively remove oxide film on Al matrix surface by undermining mechanism [4, 12]. As improved interlayers, Al-Cu alloy... phase, showing that the hard Ti(Al1-xSix)3 phase is not brittle as Si phase. In fact, the Ti(AlSi)3 phase may be a promising reinforcement for Al-Si-xTi cast alloy, which is used as a wear-resistant......
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Effect of refining and modification on solidification temperature of A356.1 alloy 3 分析与讨论 将Al-5Ti-1B加入A356.1铝熔体后,合金中初生α(Al)由粗大,发达的树枝晶向等轴晶转变,二次枝晶间距也大幅降低,细化效果十分显著.关于Al-Ti-B的细化机理,通常认为是Al-Ti-B为熔...州,510641; 4. 柳州职业技术学院 机电工程学院,柳州 545005) 摘 要:通过光学显微镜(OM),扫描电镜(SEM),拉伸性能测试和DSC差热分析等方法系统研究Al-5Ti-1B,Sr,La,Ce对A356.1铝合金组织和性能的影响.结果表明:Al-5Ti-1B对A356.1合金中初生α(Al)晶粒的细化作用十分显著,而对共晶硅和富铁相没有明显变质作用.Sr能有效地将......
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