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Effects of combined addition of Y and Ca on microstructure and mechanical properties of die casting AZ91 alloy WANG Feng(王 峰), WANG Yue(王 越), MAO Ping-li(毛萍丽), YU Bao-yi(于宝义), GUO Quan... casting heat-resistant magnesium alloys based on Mg-Al system were developed for automotive application by adding Y and various amounts of Ca. The mechanical properties and microstructures of die casting......
A NEW METHOD TO SYNTHESIZE EXPANDABLE GRAPHITE WITH LESS POLLUTION米国民,涂文懋,陈汝翼,曾宪滨摘 要:<正>Abstract: The paper deals with a new method to synthesize... that traditionalmethod .for manufacturing expandable graphite with HNO3 as oxidizer canbe replaced completely with H2O2 as an oxidizer. Expandable graphitemade in this way has the same characteristics......
Dendritic Growth Pattern and Dendritic Network Distortion in the Platform of a Ni-based SuperalloyXiaoli Zhang,Yizhou Zhou,Yanyun Han,Tao Jin,Xiaofeng SunInstitute of Metal Research, Chinese Academy of Sciences摘 要:The pattern of dendritic growth and distortion of dendritic network in the platform have been investigated by one mold casting with different......
Synergistic Antiflaming of Expandable Graphite on the Sealing Silicone Rubber王红宇1,2,TIAN Jian11. Clean Energy Technology Laboratory, Changchun University of Science and Technology2. School of Science and Engineering on Communications, Jilin Jianzhu University摘 要:To study the effects of different proportions of aluminum hydroxide and expandable graphite......
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New method of direct chill casting of Al-6Si-3Cu-Mg semisolid billet by annulus electromagnetic stirring TANG Meng-ou(汤孟欧), XU Jun(徐 骏), ZHANG Zhi-feng(张志峰), BAI Yue-long(白月龙) General Research Institute for Nonferrous Metals, Beijing 100088, China Received 13 May 2010; accepted 20 June 2010 Abstract: The electromagnetic direct chill (EMDC) casting process is a well-established production......
Corrosion behavior of the expandable tubular in formation waterShu-jun Gao1,Chao-fang Dong1,An-qing Fu2,Kui Xiao1,Xiao-gang Li11. Corrosion and Protection Center, Institute of Advanced Materials... of expandable tubular materials was investigated in simulated downhole formation water environments using a series of electrochemical techniques. The corrosion morphologies in the real downhole......
Heat-transfer model on the improvement of continuous casting slab temperatureHongming Wang Guirong Li and Junjie Wang1) School of Materials Science and Engineering, Jiangsu University, Zhenjiang... by the measured slab surface temperature. The influences of the main operating factors including casting speed, spray cooling patterns, superheat of melt and slab size on the solidification process......
mechanical properties are higher than those of sand gravity casting because of chilling and cushioning effect of foam pattern during the mould filling. The solution kinetics and the aging processes...Microstructure and mechanical properties of magnesium alloy prepared by lost foam casting TIAN Xue-feng(田学锋), FAN Zi-tian(樊自田), HUANG Nai-yu(黄乃瑜), WU He-bao(吴和保), DONG Xuan-pu(董选普) (State Key......
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