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某高铁菱锰矿选矿试验研究杨永斌,吕鹏,李骞,徐斌,姜涛,赵世印,纪方舟中南大学资源加工与生物工程学院摘 要:对某高铁菱锰矿进行了选矿试验研究.原矿中菱锰矿矿物粒度细,多呈鲕状结构产出,与大量菱铁矿形成连续的类质同象系列,完全解离困难.采用湿式弱磁选-高梯度强磁选流程,在0.11 T(弱磁)/1.65 T(强磁)条件下,可获得Fe品位29.22%,Mn品位11.13%的精矿.关键词:高铁菱锰矿;磁选;铁精矿;......
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of annealing treatments on the anisotropy of a magnesium alloy sheet processed by severe rolling [J]. Materials Letters, 2009, 63(17): 1551-1554. [7] AGNEW S R. Plastic anisotropy and the role of non-basal slip..., 50: 943-947. [9] YUKUTAKE E, KANEKO J, SUGAMATA M. Anisotropy and non-uniformity in plastic behavior of AZ31 magnesium alloy plates [J]. Mater Trans, 2003, 44(4): 452-457. [10] PHILLIPE M J. Texture......
Inhomogeneity and anisotropy of microstructure and mechanical properties in severe plastic deformation processed pure copper KANG Feng(康 锋)1, WANG Jing-tao(王经涛)1, DU Zhong-ze(杜忠泽)2 School... at room temperature and under the as-processed condition. The results show that significant inhomogeneity and anisotropy of microstructure and mechanical properties exist in the ECAPed material......
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Plastic anisotropy calculation of severely-deformed Al-Mg-Si alloy considering texture changes in electron backscatter diffractionI Putu Widiantara,Hae Woong Yang,Min Jun Kim,Young Gun KoPlasticity Control & Mechanical Modeling Lab., School of Materials Science & Engineering, Yeungnam University摘 要:The investigation studied the plastic anisotropy......
rock properties evidently. For example, NIANDOU et al [19] carried out triaxial compression tests to investigate the mechanical behavior of shale and found that anisotropy had an influence on plastic... J. Cent. South Univ. (2021) 28: 2472-2484 DOI: https://doi.org/10.1007/s11771-021-4780-0 Evolution of anisotropy during sandstone rockburst process under double-faces unloading LIU Dong-qiao(刘冬桥)1......
of stress concentration in the vicinity of the interfaces between the LPSO-phases and Mg-phases during extrusion, which was induced by the strong plastic anisotropy of the LPSO-phase[3]. This grain... for basal slips in the textured alloy, and hence their frequent operation reduces the orientation anisotropy of the plastic deformation behavior at 0?- and 45?-orientations. On the other hand......
J. Cent. South Univ. Technol. (2010) 17: 1357-1363 DOI: 10.1007/s11771-010-0642-x 3D FEM analysis for layered rock considering anisotropy of shear strength ZHANG Yu-jun(张玉军), ZHANG Wei-qing(张维庆... isotropic medium and Mohr-Coulomb criterion in which C and vary with directions were employed, and a relative 3D elasto-plastic FEM code was developed, in which the important thing was to adopt......
Effect of Rare Earth Cerium on Yield Strength Anisotropy of Al-Li Alloy Sheet and Its Theoretical Prediction 刘林1,赵志龙1,陈铮1 (1.College of Electromechanical Engineering, Northwestern Polytechnic... model, and the strengthening effect of grain boundary was evaluated using Hall-Petch relationship. A modified plastic inclusion model was proposed using the concept of grain-orientation factor and T1......