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EFFECT OF MELT OVER-HEATING AND ZIRCONIUM ALLOYING ON THE MORPHOLOGY OF Al9FeNi PHASE AND MECHANICAL PROPERTIES OF 2618 ALLOY J.H.Wang1,D.Q.Yi2 (1.Mechanical Engineering Institute of Xiangtan... of Al9FeNi phase in 2618 aluminumalloy with high contents of Fe and Ni and 0.22wt.% zirconium has been investigatedby optical microscopy, SEM and TEM. The mechanical properties of 2618 aluminumalloy after hot......
Preparation of zirconium by electro-deoxidization in molten salt LI Qing-yu(李晴宇), DU Ji-hong(杜继红), XI Zheng-ping(奚正平) Northwest Institute for Nonferrous Metal Research, Xi’an 710016, China...; Abstract:Metal zirconium was prepared......
Modeling of Fracture Toughness of Electroless Nickel (EN) Coatings K. Zangeneh1,F.Ashrafizadeh3,S.M. Monir-vaghefi3 (1.Department Of Engineering, Islamic Azad University-Saveh Branch, Saveh 39187...:In the present reserch, a model has been proposed for estimate fracture toughness of Nickel-phosphorus (EN)layers. For this purpose, high phosphorus (9%) EN coatings with thicknesses of 6, 12, 24, 36......
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Role of Rare Earth in Low Sulphur Nb-Ti-Bearing Steel 高平祥1,曾静2,林勤3,王跃华1,刘继雄2,朱兴元4 (1.Railway Engineering Equipment and Materials Works of Wuhan Iron and Steel Company, Wuhan 430083, China;2.Center..., China) Abstract:The effect of rare earth on the microstructures, mechanical properties and inclusions in low sulphur Nb-Ti-bearing steel were investigated. It is shown that the transverse yield......
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Preparation of ultrafine nickel powder by wet chemical process CHEN Rui-ying(陈瑞英), ZHOU Kang-gen(周康根) School of Metallurgical Science and Engineering, Central South University, Changsha 410083, China Received 11 October 2005; accepted 23 February 2006 Abstract: The main technical problems of nickel powder for multiplayer ceramic capacitors are particle size controlling, the agglomeration......
Nickel electrodeposition from novel citrate bath LI Chao-qun(李超群), LI Xin-hai(李新海), WANG Zhi-xin(王志兴), GUO Hua-jun(郭华军) School of Metallurgical Science and Engineering, Central South University...; Abstract: A new type of electroplating bath suitable for nickel electrodeposition was developed. Trisodium citrate was used as a complexing agent......
A green process for recovering nickel from nickeliferous laterite ores ZHAI Yu-chun(翟玉春)1, MU Wen-ning (牟文宁)2, LIU Yan (刘 岩)1, XU Qian(许 茜)1 1. Department of Metallurgical Physical Chemistry...; accepted 30 December 2009 ____________________________________________________________________________________________ Abstract: A novel process was proposed for recovering nickel from nickeliferous......
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