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MOTIONS OF ALLOYING ADDITIONS IN GAS STIRRED LADLES B.K.Li1,S.C.Fan1,J.C.He1 (1.Department of Thermal Engineering, Northeastern University, Shenyang 110004, China) Abstract:A mathematical model has been developed to analyze the flow patterns and subsurface trajectories of spherical shaped particles (alloy additions) in gas stirring ladles. First,a numerical method to solve fluid flow problems......
Influence of alloying elements on microstructure and microhardness of Mg-Sn-Zn-based alloys W. L. CHENG1, 2, S. S. PARK2, W. N. TANG2, B. S. YOU2, B. H. KOO1 1. School of Nano & Advanced... December 2009; accepted 8 April 2010 Abstract: The phase evolution in (88%-91%)Mg-8%Sn-1%Zn-X (X=Al, Mn and/or Ce) system was analyzed via CALPHAD method and simulations were used in precise......
1) The pre-alloying shape memory powders can be prepared using MA method. The elemental powders agglomerate during MA. The faster the rotation speed is, the higher the degree of agglomeration occurs... Structure evolution of Cu-based shape memory powder during mechanical alloying XIAO Zhu(肖 柱)1, 2, LI Zhou(李 周)1, 2, FANG Mei(方 梅)1, 2, LUO Ming(罗 明)1, 2, GONG Shen(龚 深)1, 2, TANG Ning(唐 宁)1, 2......
J. Cent. South Univ. (2017) 24: 1551-1559 DOI: 10.1007/s11771-017-3560-3 Alloying effects of V on stability, elastic and electronic properties of TiFe2 via first-principles calculations NONG Zhi... University Press and Springer-Verlag Berlin Heidelberg 2017 Abstract: The alloying effects of V on structural, elastic and electronic properties of TiFe2 phase were investigated by the first-principles......
Mechanical Alloying of Co and Al Powders程力智,张玉梅,孙道智,熊湘源,何开元摘 要:<正> 1.IntroductionMechanical alloying is one of the effec-tive methods to prepare amorphous alloys[1].This method was first used by Koch etal.to prepare the Ni60Nb40amorphous alloy[2].Since then many other amorphousbinary alloys have been prepared by the关键词:......
be manufactured using explosive compaction method when mechanical alloying and explosive compaction process parameters are reasonably selected. Key words: explosive compaction; mechanical alloying; CuCr alloy... compaction Fig.2 CuCr alloy prepared by explosive compaction: (a) Side view; (b) Front view 3 Influence of mechanical alloying Mechanical alloying(MA) is a powerful powder processing method......
Carbon solubility in Cu-based composite prepared by mechanical alloying RAN Xu(冉 旭)1,2, LIU Yong-bing(刘勇兵)1, BAO Xiao-jun(包晓军)1, 3, LIU Xue-ran(刘学然)1, AN Jian(安 健)1 1. Key Laboratory... powders. The phase constituent, alloying characteristics, grain size and lattice distortion of these powders were determined by X-ray diffraction, X-ray photoelectron spectroscopy, scanning electron......
Microstructure evolution in nanocrystalline Cu-Nb alloy during mechanical alloying LEI Ruo-shan(雷若姗),WANG Ming-pu(汪明朴),GUO Ming-xing(郭明星),  ... during mechanical alloying (MA) was investigated by using X-ray diffraction, optical microscopy(OM), scanning electron microscopy (SEM) and transmission electron microscopy (TEM) observation. Upon......
Plasma surface alloying of titanium alloy for enhancing burn-resistant property ZHANG Ping-ze(张平则) 1, XU Zhong(徐 重) 1,2, ZHANG Gao-hui(张高会) 2, HE Zhi-yong(贺志勇) 2,YAO Zheng-jun(姚正军) 1 1.School.... In order to avoid this problem, burn-resistant alloying layers were made on the surface of Ti-6Al-4V and Ti-6.5Al-0.3Mo-1.5Zr-0.25Si titanium alloys by using double glow plasma surface alloying technology......
Synthesis of TiB2 nanocrystalline powder by mechanical alloying TANG Wen-ming(汤文明), ZHENG Zhi-xiang(郑治祥), WU Yu-cheng(吴玉程), WANG Jian-min(王建民), L? Jun(吕 珺), LIU Jun-wu(刘君武) School of Materials...; Abstract: TiB2 nanocrystalline powder was synthesized by mechanical alloying of Ti-67B elemental powder. X-ray diffraction(XRD) and transmission electron microscopy......