共搜索到32754条信息,每页显示10条信息,共3276页。用时:0小时0分0秒328毫秒
Microstructure and microhardness of directionally solidified and heat-treated Nb-Ti-Si based ultrahigh temperature alloy GUO Hai-sheng, GUO Xi-ping State Key Laboratory of Solidification... is 72.8 % higher than that under DS condition. Key words: Nb-Ti-Si based ultrahigh temperature alloy; homogenizing treatment; aging treatment; microstructural evolution; microhardness 1 Introduction......
The Effect of Yttrium Addition on the Oxidation Resistance of Ti2AlNb Based Alloy陈玉勇Department of Materials Science and Engineering,Harbin Institute of Technology摘 要:The effect of yttrium on the oxidation resistance of as-cast Ti2AlNb based alloy was studied.With the addition of Y,the oxidation resistance of the experimental alloys was improved......
Constitutive description of casting aluminum alloy based on cylindrical void-cell model CHEN Bin(陈 斌)1, PENG Xiang-he(彭向和)1, ZENG Xiang-guo(曾祥国)2, WU Xin-yan(吴新燕)1, SUN Shi-tao(孙士涛)1 1... of notched cylindrical specimens of casting aluminum alloy A101. The computed results show good agreement with experimental data. Key words: aluminum alloy; cylindrical void; void evolution; elastoplasticity......
Pressure-driven mold filling model of aluminum alloy melt/semi-solid slurry based on rheological behaviorZhen Ma1,Huarui Zhang1,Wei Song2,Xiaoyan Wu1,Lina Jia1,Hu Zhang1,31. School of Materials... on the mold filling ability according to fluid dynamics. In this work, a pressure-driven mold filling model is first proposed based on the rheological behavior of the alloys. A356 alloy is employed......
Influence of Cooling Conditions in Casting Cu-Ni Alloy Based on Numerical Simulation庞玉华School of Metallurgy Engineering,Xi’an University of Architecture &Technology摘 要:Based on the casting process of the Cu-Ni alloy, the simulation software of diathermanous-flowing-stress coupling ProCAST......
Compound fabrication technology of semi-solid billet of Al-Si alloy based on SIMA method XUE Ke-min(薛克敏), MI Guang-bao(弭光宝), WANG Qing-rui(王清瑞) School of Materials Science and Engineering, Hefei University of Technology, Hefei 230009, China Received 28 July 2006; accepted 15 September 2006 Abstract: Based on SIMA, the Al-Si alloy semi-solid billets were successfully fabricated by means......
Effects of pitting corrosion on fatigue life of aluminum alloy Y12CZ based on initial discontinuity state YU Da-zhao(郁大照) 1, CHEN Yue-liang(陈跃良)2, HU Jia-lin(胡家林)1, YANG Mao-sheng(杨茂胜)1 1. Naval... is developed to study the effect of interaction of pitting corrosion and fatigue loading on the residual fatigue life of aluminum alloy LY12CZ based on IDS. In addition, the results of this study highlight......
Optimized constitutive equation of material property based on inverse modeling for aluminum alloy hydroforming simulation LANG Li-hui(郎利辉)1, LI Tao(李 涛)1, ZHOU Xian-bin(周贤宾)1, B. E. KRISTENSEN2..., Denmark Received 6 February 2006; accepted 5 September 2006 Abstract: By using aluminum alloys, the properties of the material in sheet hydroforming were obtained based on the identification of parameters......
......
" name="ChDivSummary">Hydrogen-induced modification in the deformation and fracture of a precipitation-hardened Fe e Ni based austenitic alloy has been investigated in the present study by means...Hydrogen-induced Modification in the Deformation and Fracture of a Precipitation-hardened Fe-Ni Based Austenitic AlloyMingjiu Zhao1,Zifeng Guo2,Shenghu Chen1,Hao Liang3,Lijian Rong11. Institute......