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on the mechanical properties of the alloys were investigated. The results show that after adding some alloying elements Zr, Mg, Cu in the rapidly solidified Al-Li alloy, the strength increases and the elongation...: 通过研制Al 2 .5Li, Al 2 5Li 0 2Zr, Al 2 5Li 1 2Mg 0 2Zr, Al 2 5Li 1 6Cu 1 2Mg 0 2Zr4种成分的快速凝固铝锂合金 , 研究了逐步添加合金元素Zr, Mg , Cu对合金力学性能的影响.结果表明 :在快速凝固铝锂合金中逐步加入少量合金元素Zr, Mg , Cu后 , 合金强度逐步增加 , 而延伸率无明显变化 , 这......
Trans. Nonferrous Met. Soc. China 26(2016) 1843-1851 Diffusion bonding of Al 7075 and Mg AZ31 alloys: Process parameters, microstructural analysis and mechanical properties Seyyed Salman SEYYED.... Key words: Al 7075 alloy; Mg AZ31 alloy; diffusion bonding; intermetallic compounds; interfacial transition zone; microstructure; mechanical properties 1 Introduction Aluminum and its alloys are widely......
Synthesis and grain growth kinetics of in-situ FeAl matrix nanocomposites(Ⅰ): Mechanical alloying of Fe-Al-Ti-B composite powder REN Rong(任 榕), WU Yu-cheng(吴玉程), TANG Wen-ming(汤文明), WANG Feng...(a) shows the XRD patterns of Alloy 1 milled for different durations. During mechanical alloying of Fe-Al binary elemental powders, the intensity of Al diffraction peaks decreases, and all Al peaks......
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Structure and morphology of Ti-Al composite powders treated by mechanical alloyingLI Xue-wen, SUN Hong-fei, FANG Wen-bin, DING Yong-feng(School of Materials Science and Engineering, Harbin Institute..., it indicates that mechanical milling of the powders significantly lowered the ignition temperature of the reaction by refining its Ti-Al composite structure.Key words:TiAl; composite powder; mechanical milling......
, ZHANG Di. Investigation on microstructures and interface character of B4C particles reinforced 2024 Al matrix composites fabricated by mechanical alloying [J]. Journal of Alloys and Compounds, 2008... and matrix are favorable to the mechanical properties. As the load transfers from the matrix to the reinforcements during the deformation process, the interfacial structures between SiC and Al......
J. Cent. South Univ. (2021) 28: 1170-1182 DOI: https://doi.org/10.1007/s11771-021-4688-8 Fe-Zn supersaturated solid solution prepared by mechanical alloying and laser sintering to accelerate.... In this work, mechanical alloying (MA) was used to prepare Fe-Zn powder with supersaturated solid solution. MA significantly decreased the lamellar spacing between particles, thus reducing the diffusion......
文章编号:1004-0609(2009)11-1948-08 TiAl3对TiC粒子在铝基体中分布及α(Al)晶粒形核的影响 夏天东1, 2,丁万武1, 2,赵文军1, 2,王晓军1, 2,徐仰涛1, 2 (1. 兰州理工大学 甘肃省有色金属新材料省部共建国家重点实验室,兰州 730050; 2. 兰州理工大学 有色金属合金及加工教育部重点实验室,兰州 730050) 摘 要:研究TiC和TiAl3细化工业纯铝时TiAl3的存在对TiC在铝基体中分布及α(Al)晶粒形核的影响,分析Al-Ti-C晶粒细化机制.结果表明:TiC单独作为工业纯铝的晶粒细化剂时,大量TiC被α(Al)晶粒推向树枝晶的晶界处,从而限制了TiC的异质形核作用;当TiC和TiAl3共同作为晶粒细化剂时,在α(Al)晶粒内部出现了大量TiC粒子,大量的TiC粒子成为了α(Al)的结晶核心,并且在......
Bulk Al–Al3Zr composite prepared by mechanical alloying and hot extrusion for high-temperature applicationsE.Pourkhorshid1,M.H.Enayati1,S.Sabooni1,F.Karimzadeh1,M.H.Paydar21. Department of Materials... composite was prepared by a combination of mechanical alloying(MA) and hot extrusion processes. Elemental Al and Zr powders were milled for up to 10 h and heat treated at 600℃ for 1 h to form stable......
Solid solution evolution during mechanical alloying in Cu–Nb–Al compoundsKaouther Zaara1,Mahmoud Chemingui1,Virgil Optasanu2,Mohamed Khitouni11. Laboratory of Inorganic Chemistry, UR 11-ES-73... by mechanical alloying using a planetary ball mill in air atmosphere for different times(4 to 200 h). The morphological, structural, microstructural, and thermal behaviors of the alloy were......