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by the semi-solid powder-densification method [J]. Composites Science and Technology, 2000, 60: 65-74. [27] L U. Effect of composition on friction coefficient of Cu–graphite composites [J]. Wear, 2008... in most of industrial and engineering applications, solid lubricants such as graphite and molybdenum disulfide (MoS2) are employed in tribosystems when liquid lubrication is limited by operational......
on mechanical properties of cast semi-solid 206 alloys [J]. Transactions of Nonferrous Metals Society of China, 2010, 20: 1555-1560. [26] HAN N, BIAN X F, LI Z K, MAO T, WANG C D. Effect of Si... level, which is attributed to elimination of porosity, grain refinement strengthening and solid-solution strengthening. The alloy with 1.1% Si addition and 75 MPa pressure shows the best tensile......
susceptibility of Mg-xZn-2Y alloys [J]. Transactions of Nonferrous Metals Society of China, 2016, 26: 3115-3122. [3] ESKIN D G, SUYITNO, KATGERMAN L. Mechanical properties in the semi-solid state... thermal stress during solidification. In certain experimental and industrial studies it was demonstrated that hot tearing occurred at the end of solidification, when the solid fraction was 85% to 95......
on molten metal 3D direct writing nozzle[J]. Foundry Technology, 2016, 37(6): 1261-1264, 1268. [14] 刘尧, 李风. 半固态成形工艺对Sn-Bi合金性能的影响[J]. 广东工业大学学报, 2008, 25(4): 24-27. LIU Yao, LI Feng. The effect of semi-solid processing technology on the performance of Sn-Bi alloy[J]. Journal of Guangdong University of Technology, 2008, 25(4): 24-27. [15] 纪良波. 熔融沉积成型有限元模拟与工艺优化研究[D]. 南昌: 南昌大学机电工程学院, 2011: 25-26. JI......
of China, 2017, 27: 82-90. [3] WARD P J, ATKINSON H V, ANDERSON P. Semi-solid processing of novel MMCs based on hypereutectic aluminium-silicon alloys [J]. Acta Materialia, 1996, 44: 1717-1727. [4......
property of AM60B magnesium alloys[J]. Era of Agricultural Machinery, 2014(1): 79-80. [17] MATHIEU S, RAPIN C, HAZAN J, STEINMETZ P. Corrosion behavior of high pressure die-cast and semi-solid cast AZ91D... Nyquist plots of tested alloys (a) and bode plots of impedance vs. frequency and bode plots of phase angle vs. frequency for alloys (b) (Solid lines represent fitting results) Nyquist图中的中高频容抗弧是由镁电极......
reagent-assisted flotation[J]. Journal of Cleaner Production, 2017, 143: 319-325. [14] YU Jia-dong, HE Ya-qun, LI Hong, XIE Wei-ning, ZHANG Tao. Effect of the secondary product of semi-solid phase Fenton......
alloy semi-solid slurry prepared by self-inoculation method (Ⅰ)[J]. The Chinese Journal of Nonferrous Metals, 2010, 20(6): 1046-1052. [15] WANG S R, RU M A, WANG Y Z, WANG Y, YANG L Y. Growth mechanism... of A356 and 6082 aluminum alloys 图1 固-液轧制示意图和剪切试样示意图 Fig. 1 Schematic diagram of liquid-solid rolling (a) and shear specimen (b) 2 结果与分析 2.1 复合板界面区显微组织及元素扩散 图2所示为不同浇注温度下......
and to rounding their sharp ends. Examples of these methods are: chemical modification via adding certain elements, quench modification by applying rapid cooling rate, processing in the semi-solid state, stirring......
during semi-solid isothermal heat-treatment [J]. Transactions of Nonferrous Metals Society of China, 2018, 28(7): 1311-1320. [6] WANG Xiao-yong, SONG Da-qian, YIN Shi-qiang, LIU Dong-yang... in higher shear strength because of lower content of internal nugget porosity. Friction stir spot welding (FSSW) is a solid-state welding technique that is a derivative of friction stir welding......
