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Effect of holding time on microstructure of Mg-9Al-1Si alloy during semisolid isothermal heat treatment MA Guo-rui(马国睿), LI Xin-lin(李新林), LI Qing-fen(李庆芬) Center for Biomedical... microstructure can be produced by the semi-solid isothermal heat treatment. With holding time varying from 5 to 30 min, the volume fraction of liquid is gradually enlarged from 29.3% to 38.6......
Cerium-tannic acid passivation treatment on galvanized steelLIU Guangminga, YU Feib, YANG Liua, TIAN Jihonga, and DU Nana a Key Laboratory of Nondestructive Testing (Nanchang Hangkong University...="ChDivSummary">A novel cerium-tannic acid passivation treatment was performed on galvanized steel. The corrosion resistance of cerium-tannic passivated samples was tested by dropping test with 0.5 wt.% CuSO4......
deformation magnesium alloy in KF+KOH treatment solution. The infl uences of micro-arc oxidation parameters such as concentration of KF, concentration of KOH, output voltage of booster, temperature of treatment solution, and treatment time on treatment coating thickness were raveled out under different conditions. The structure and composition of treatment coating were determined, the growth......
treatment on damping behavior of AZ61 alloy LIU Chu-ming(刘楚明)1,2, LIU Zi-juan(刘子娟)1, ZHU Xiu-rong(朱秀荣)3, HU Bi-wen(胡必文)4, WANG Rong(王 荣)2, WANG Meng-jun(王孟君)4 (1. School of Materials Science... and studied on an AZ61 magnesium alloy at room temperature. Measurements were carried out before and after isochronal thermal treatment step by step with increasing temperature. For all specimens......
alloy tube reached the performance of as-received alloy. Key words: aluminum alloy tube; solution treatment; aging treatment; granule medium; internal high pressure forming 1 Introduction AA6061 is one... which can be strengthened by heat treatment. The mechanical properties can be adjusted by solution treatment and aging treatment with the content of precipitates controlled. XIANG et al [8] studied......
Effect of purification treatment on properties of Mg-Gd-Y-Zr alloy WANG Jie(王 杰), ZHOU Ji-xue(周吉学), TONG Wen-hui(童文辉), YANG Yuan-sheng(杨院生) Institute of Metal Research, Chinese Academy... words: Mg-Gd-Y-Zr alloy; purification treatment; inclusion; mechanical properties; corrosion resistance  ......
Effects of electric field treatment on microstructures ofGH4199 superalloy after long-term aging LIU Yang(刘 杨)1, WANG Lei(王 磊)1, WANG Shuai(王 帅)1,QIAO Xue-ying(乔雪璎)2, WANG Yan-qing(王延庆)2 1. Key... Received 28 July 2006; accepted 15 September 2006 Abstract: The effects of electric field intensity and treatment temperature on the microstructures of GH4199 superalloy after long-term aging were......
-Ag/TiO2; water-sol; film; thermal treatment  ... function but also capability to degrade organic compounds. These make the ceramics widely used in sanitation, medical treatment, fitment and civil or industrial building[1]. Sol-gel technique, which......
during the OPT process as a result of oxygen solution. The OP treatment can significantly increase the surface hardness of titanium alloys and, accordingly, the abrasive wear resistance was improved...An Oxygen-Permeation Treatment for Hardening Titanium Alloys WANG Mao-cai1,WEI Zheng2,MA Hong-yan1,XIN Gong-chun2 (1.State Key Laboratory for Corrosion and Protection, Institute of Metal Research......
, Qinhuangdao 066004, China) Abstract:The microstructure of Cu-Zn alloy with different heat treatment conditions in 3.5% NaCl + NH3 solution were observed, and the average corrosion rates...Effect of Heat Treatment on the Microstructure and Corrosion Resistance of Cu-Zn Alloy Zhao Xiangling1,Xu Tao2,Xiao Nianxin3,Zhang Hailong3 (1.College of Materials Science, Yanshan University......