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: Entropy generation and thermal energy transfer visualization JANARDHANA REDDY G1, BHASKERREDDY Kethireddy1, MAHESH Kumar1, ANWAR BG O2 1. Department of Mathematics, Central University of Karnataka... to increasing applications in filtration systems, porous bearings, porous layer insulation, biomechanics, geomechanics etc. Motivated by such applications, in this article, a numerical study of entropy generation......
Improvement of Wear Resistance of Magnesium Alloy AZ91HP by High Current Pulsed Electron Beam Treatment JIANG Li-min1,ZHOU Ji-yang1,DONG Chuang1,GAO Bo1,ZOU Jian-xin1,HAO Sheng-zhi1 (1.State Key... of magnesium alloy AZ91HP (9wt%Al, 0.5wt%Zn, 0.5wt%Mn, Mg remaining percentage) by high current pulsed electron beam (HCPEB) treatment was studied in this paper. The secondary phase Mg17Al12 is nearly......
NbMoTiVSix refractory high entropy alloys strengthened by forming BCC phase and silicide eutectic structureQin Xu1,Dezhi Chen2,Chongyang Tan1,Xiaoqin Bi1,Qi Wang2,Hongzhi Cui3,Shuyan Zhang4,Ruirun... properties of refractory high entropy alloys,silicide was introduced and NbMoTiVSix(x=0,0.1,0.2,0.3,and 0.4,molar ratio) refractory high entropy alloys are prepared by vacuum arc melting.Phase......
Trans. Nonferrous Met. Soc. China 22(2012) s661-s667 Effect of alloying on high temperature fatigue performance of ZL114A (Al-7Si) alloy DONG Xu-gang1, ZHOU Jie1, JIA Yao-jun1, LIU Bin2 1. College...: The effect of Cu, Fe and Ni on high-temperature mechanical performance and fatigue properties of ZL114A alloy was studied through high temperature fatigue test and SEM. The results show......
High temperature deformation behavior and mechanism of spray deposited Al-Fe-V-Si alloy XIAO Yu-de(肖于德), WANG Wei(王 伟), LI Wen-xian(黎文献) School of Materials Science and Engineering, Central...; Abstract: Al-8.5Fe-1.3V-1.7Si alloy was prepared by spray deposition and hot extrusion. The high temperature plastic deformation......
HIGH CYCLE FATIGUE PROPERTIES OF NICKEL-BASE ALLOY 718 K.Kobayashi1,K.Yamaguchi1,M.Kimura1,M.Hayakawa1 (1.National Institute for Materials Science, Tsukuba, Ibaraki 305-0047, Japan) Abstract:The fatigue properties of nickel-base Alloy 718 with fine- and grain-coarse grains were investigated. In the fine-grain alloy, the fatigue strength normalized by the tensile strengtn was 0.51 at 107 cycles......
Article ID: 1003-6326(2005)06-1290-07 Tribological behavior of high specific strength PTFE-Al alloy composite XIANG Ding-han(向定汉)1, PAN Qing-lin(潘青林)2 (1. College of Materials Science... words: composite; friction, wear; solid lubricant; polytetrafluoroethylene(PTFE); Al alloy; high load CLC number: TB333  ......
Porous high entropy(Zr0.2Hf0.2Ti0.2Nb0.2Ta0.2)B2: A novel strategy towards making ultrahigh temperature ceramics thermal insulatingHeng Chen1,2,Huimin Xiang2,Fu-Zhi Dai2,Jiachen Liu1,Yanchun Zhou1,21... contributions. Thus electronic and phonon contributions must be controlled simultaneously in reducing the thermal conductivity of transition metal diborides. In high entropy(HE) materials, both electrons......
Elemental partitioning as a route to design precipitation-hardened high entropy alloysFeng He1,2,Bin Han1,3,Zhongsheng Yang2,Da Chen1,4,Guma Yeli1,Yang Tong5,Daixiu Wei6,Junjie Li2,Zhijun... Science and Technology, Oak Ridge National Laboratory6. Institute for Materials Research, Tohoku University摘 要:Precipitation-hardened high entropy alloys(HEAs......
Microstructure and mechanical properties of AZ31 Mg alloy processed by high ratio extrusion CHEN Yong-jun(陈勇军), WANG Qu-dong(王渠东), LIN Jin-bao(林金宝), ZHANG Lu-jun(张陆军), ZHAI Chun-quan(翟春泉... September 2006 Abstract: The microstructure and mechanical properties of AZ31 Mg alloy processed by high ratio extrusion (HRE) were investigated. General extrusion with extrusion ratio of 7 and high......