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Effect of ultrasonic stirring on temperature distribution and grain refinement in Al-1.65%Si alloy melt LI Jun-wen(李军文)1, 2, T. Momono3, FU Ying(付 莹)1, JIA Zheng(贾 征)1, Y. Tayu3 1. College... generation in ingot start to occur with increasing the time of ultrasonic stirring. Key words: ultrasonic stirring; temperature distribution; ingot; grain refinement ......
Correlation of recalescence with grain refinement of magnesium alloys GAO Lei(高 磊)1, 2, LIANG Song-mao(梁松茂)1, 2, CHEN Rong-shi(陈荣石)1, HAN En-hou(韩恩厚)1 1. State Key Laboratory for Corrosion...; Abstract: The grain refinement of Mg-Al based alloys with carbon inoculation was investigated by a computer-aided cooling curve analysis (CA-CCA) system. The results show that carbon inoculation......
the original grain under the shear stress with further straining. Key words: magnesium alloys; twinning; dislocation rearrangement; grain refinement CLC number: TG111.7 Document code: A 1 ... to the deformation condition. Twinning process was restrained by such factors as the refinement of initial grain, the increase of the volume fraction of precipitates and deformation temperature......
Grain refinement and plastic formability of Mg-14Li-1Al alloy JIANG Bin(蒋 斌)1, 2, YIN Heng-mei(殷恒梅)2, LI Rui-hong(李瑞红)1, 2, GAO Liang(高 亮)1, 2 1. National Engineering Research Center.../min. 3 Results and discussion 3.1 Grain refinement of LA141 alloy by adding Al-5Ti-1B master alloy The microstructures of LA141 without and with different additions of Al-5Ti-1B master alloy......
Grain refinement of Mg-Al magnesium alloys by carbon inoculation WANG Zhao-hui(王朝辉), KANG Yong-lin(康永林), ZHAO Hong-jin(赵鸿金), XU Yue(徐 跃) School of Materials Science and Engineering, University... nucleant for Mg-Al magnesium alloys. Key words: Mg-Al alloys; grain refinement; carbon inoculation; mechanical properties; mechanism 1 Introduction Magnesium alloys have been widely used in recent......
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Different grain refinement mechanisms of minor zirconium and cerium in magnesium alloys YU Kun(余琨), LI Wen-xian(黎文献), WANG Ri-chu(王日初), ZHANG Shi-Jun(张世军) School of Materials Science...> Abstract: Zirconium and rare earth element cerium were added in magnesium and magnesium alloys to study their different grain refinement mechanisms. The results show that zirconium has......
Effects of grain refinement on mechanical properties and microstructures of AZ31 alloy YU Kun(余 琨), RUI Shou-tai(芮守泰), SONG Jue-min(宋觉敏), LI Wen-xian(黎文献), GUO Long(郭 隆) School...% respectively to produce experimental alloys. The grain refinement of Ce in the as-cast and rolled AZ31 alloy were studied by using Polyvar-MET optical microscope with a VSM2000 quantitative analysis......
