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Structures and oxygen storage capacities of CeO2-ZrO2-Al2O3 ternary oxides prepared by a green route:supercritical anti-solvent precipitation黄盼,姜浩锡,张敏华Key Laboratory for Green Chemical Technology... route of supercritical anti-solvent precipitation with supercritical CO2 as anti-solvent and methanol as solvent.The structures and oxygen storage capacities of these ternary oxides were characterized......
Precipitation and hot deformation behavior of austenitic heat-resistant steels: A reviewYinghui Zhou1,2,Yongchang Liu1,3,Xiaosheng Zhou1,Chenxi Liu1,Jianxin Yu1,3,Yuan Huang1,Huijun Li1,Wenya Li21..., corrosion resistance, perfect mechanical properties, workability and low cost.Since the precipitation behavior of the steels during long-term service at elevated temperature would lead......
STRAIN RATE SENSITIVITY OF ULTRAFINE-GRAINED Cu WITH NANOSIZED TWINS L. Lu1,L.X. Liu1,X.H.Chen1 (1.Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, Shenyang 110016, China) Abstract:An ultrafine-grained Cu sample with a high density of growth twins was synthesized by means of pulsed electrodeposition technique. The strain rate......
Strengthening effect of Cu-rich phase precipitation in 18Cr9Ni3CuNbN austenitic heat-resisting steelChengyu CHI 1) , Hongyao YU 1) , Jianxin DONG 1) , Xishan XIE 1) , Zhengqiang CUI 2) , Xiaofang... precipitates at grain boundaries are the main precipitation strengthening phases in this steel. Among them Cu-rich phase is the most important strengthening phase. Homogeneous distribution of very......
Carbide precipitation and microstructure refinement of Cr-Co-Mo-Ni bearing steel during hot deformationYUAN Xiao-hong(袁晓虹)1, 2, ZHENG Shan-ju(郑善举)3, YANG Mao-sheng(杨卯生)2, ZHAO Kun-yu(赵昆渝)1(1. Faculty... Group Co., Ltd., China Iron and Steel Research Institute Group, Beijing 100081, China)Abstract:The dynamic recrystallization and carbides precipitation of the Cr-Co-Mo-Ni bearing steel were......
Effect of second phase precipitation behavior on mechanical properties of casting Al-Cu alloys ZHAO Wen-gui(赵文贵), JIANG Qi-chuan(姜启川), WANG Jin-guo(王金国), LI Yong(李永), HOU Jing-qi(侯景琦) Key... precipitation behavior on the mechanical properties and fracture behavior of the modified casting Al-Cu alloys was investigated. The tensile strength of the alloys increases firstly and then decreases due......
Preparation and Characterization of Nanocrystalline CeO2 by Precipitation Method 张伟1,李明1,董相廷1,洪广言2,刘桂霞1 (1.Faculty of Applied Sciences, Changchun Institute of Optics and Fine Mechanics, Changchun... by precipitation method using ethanol as dispersive and protective reagent. XRD spectra show that the synthesized CeO2 has cubic crystalline structure of space group O5H-FM3M, when calcination temperature......
and coarsening influence the growth rate of perovskite phase in non-equilibrium condition. 3) The precipitation kinetics of perovskite phase can be nearly described by the JMAK equation. The variation of ... Isothermal precipitation and growth process of perovskite phase in oxidized titanium bearing slag WANG Ming-yu(王明玉)1, WANG Xue-wen(王学文)1, HE Yue-hui(贺跃辉)2, LOU Tai-ping(娄太平)3, SUI Zhi-tong(隋智通)3......
Effect of titanium content on the precipitation behavior of carbon-saturated molten pig ironLei-zhang Gao1,2,Tong-xiang Ma1,2,Meng-jun Hu1,2,Zhi-ming Yan1,2,Xue-wei Lü1,2,Mei-long Hu1,21. College... bearing titanium as a raw material is an effective measure to prevent hearth erosion and prolong the life of a blast furnace. In this research, the effect of titanium content on the precipitation......
Effect of Cooling Rate on Microstructure and Mechanical Properties of 20CrNi2MoV SteelJian Zhang1,Chang-Sheng Li1,Bin-Zhou Li1,Zhen-Xing Li1,Xue-Dong Pang21. State Key Laboratory of Rolling... steel. Three cooling rates were implemented to optimize the mechanical properties. The microstructure evolution, precipitation behavior, and strengthening mechanisms were systematically investigated......
