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Growth restriction effects during solidification of aluminium alloys CHEN Zhong-wei(陈忠伟), HE Zhi(何 志), JIE Wan-qi(介万奇) State Key Laboratory of Solidification Processing... with the experimental behaviors for Al-Ti and Al-Cu alloys with lower solute content. Key words: growth restriction; constitutional undercooling; solidification; aluminium alloys ......
Trans. Nonferrous Met. Soc. China 30(2020) 2090-2106 Strain anisotropy models for refined diffraction line profile analysis in cubic metals Xiang DAI1, Fu-lin JIANG1,2, Jin LIU1, Luo-yi WU1, Ding-fa.... For the important input parameters in dislocation model based diffraction line profile analysis methods, the average diffraction contrast factors of dislocations were observed to depend on elastic......
for automatic generation of complex geological mining engineer profile chart TAN Zheng-hua1, 2, WANG Li-guan2, XIONG Shu-min2, LIU Ren-ren1 (1. Key Laboratory of Intellegent Manufacture of Hunan Province, Xiangtan University, Xiangtan 411105, China; 2. Research Center of Digital Mine, Central South University, Changsha 410083, China) Abstract: A method for generation of complex geological profile......
Determination of wax pattern die profile for investment casting of turbine blades DONG Yi-wei, BU Kun, DOU Yang-qing, ZHANG Ding-hua Key Laboratory of Contemporary Design and Integrated... tolerances, an efficient numerical method, displacement iterative compensation method,g axis of the puch based on finite element methodology (FEM) was presented for the wax pattern die profile design......
Composition and morphology of complicated copper oxalate powder FAN You-qi(樊友奇), ZHANG Chuan-fu(张传福), WU Jian-hui(邬建辉), ZHAN Jing(湛 菁), YANG Ping(杨 平) School of Metallurgical Science...; Abstract: In Cu(Ⅱ)-C2O42--NH3-NH4+-H2O system, complicated copper oxalate powders were synthesized......
. The limiting dome height (LDH) of square pin profile tool was found to be 14 mm while those of taper cylindrical and stepped cylindrical tools are 12.5 mm and 12.4 mm, respectively. Key words: aluminium.... According to PALANIVEL et al [12], the fact that the dissimilar welded aluminium blanks can be successfully welded with the FSW process and straight square pin profile tool to get better results than......
Tendency of homogeneous radial deformation during electromagnetic compression of aluminium tube YU Hai-ping(于海平)1, LI Chun-feng(李春峰)1, LIU Da-hai(刘大海)1, MEI Xian(梅 险)2 1. School of Materials... electromagnetic compression of aluminium tube was investigated through the design optimization method based on sequential coupling numerical simulation and experiments. The results show that the tendency......
Environmental availability and profile characteristics of arsenic, cadmium, lead and zinc in metal-contaminated vegetable soils SONG Jie(宋 杰), GUO Zhao-hui(郭朝晖), XIAO Xi...; Abstract: Environmental availability and profile characteristics of arsenic (As), cadmium (Cd), lead (Pb) and zinc (Zn) were studied in contaminated vegetable soils from the Pb/Zn......
of Nonferrous Metals, 2017, 27(9): 1775-1784. [14] JIE Y I, WANG Z H, LIU Z W, ZHANG J M, HE X. FE analysis of extrusion defect and optimization of metal flow in porthole die for complex hollow aluminium profile...°和11.3°,挤压速度分别设置为 0.5,1和5 mm/s,研究分流桥倾角和挤压速度,对方管型材自弯曲成形性的影响规律.挤压工艺参数如表3所示. 图4 型材挤压过程的有限元模型 Fig. 4 Finite element model of profile extrusion process 表2 坯料与挤压工模具材料的物理性能 Table 2 ......
