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Precipitation behavior of 14H-LPSO structure in Mg–12Gd–2Er–1Zn–0.6Zr AlloyKai Wen,Wen-Bo Du,Ke Liu,Zhao-Hui Wang,Shu-Bo LiCollege of Materials Science and Engineering, Beijing University..., there is no precipitation of 14H-LPSO structure when the temperature reaches up to 803 K. In addition, the Mg5(Gd, Er, Zn) phase dissolves gradually along with the precipitation of 14H-LPSO structure......
Cooling γ′ precipitation behavior and strengthening in powder metallurgy su-peralloy FGH4096TIAN Gaofeng, JIA Chengchang, WEN Yin, LIU Guoquan, and HU Benfu School of Materials Science... applied to investigate the cooling γ′ precipitation behavior in powder metallurgy superalloy FGH4096. The effect of cooling rate on cooling γ′ precipitation and the development of γ′ precipitates during......
Behavior of precipitation in bainitic steel during relaxation processing of RPC techniqueShanwu Yang;Shaoqiang Yuan;Xuemin Wang;Huibin Wu;Xinlai He Materials Science and Engineering School... Electron Microscope) and nanobeam EDS (Energy Dispersed x-ray Spec-trum) techniques were used to investigate the precipitation behavior of Nb, Ti, Mo etc. in HSLA (High Strength Low Alloy) steel.The......
σ-Phase Precipitation Mechanism of 15Cr–15Ni Titanium-Modified Austenitic Stainless Steel During Long-Term Thermal ExposureZhi-Nan Wang1,Tian Liang1,Wei-Wei Xing1,Ai-Bing Du2,Ming Gao1,Ying-Che...="ChDivSummary">The σ-Phase precipitation in 20% cold-worked 15Cr–15Ni titanium-modified austenitic stainless steel was studied during long-term aging treatment. During the isothermal aging stage, the amount......
Fabrication of Ni-, Co- and NiCo-coated Graphite Microspheres by Heterogeneous Precipitation周建新,沈湘黔摘 要:The precursors with NiCO3·2Ni(OH)2·2H2O, Co2(OH)2CO3, or both NiCO3·2Ni(OH)2·2H2O and Co2(OH)2CO3 coated graphite microspheres were prepared respectively by the aqueous heterogeneous precipitation using nickel sulfate, cobalt nitrate, sodium carbonate......
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Preparation of crystalline mixed rare earth carbonates by Mg(HCO3)2 precipitation methodZonghe Yu1,Meng Wang1,2,Liangshi Wang1,2,Longsheng Zhao1,2,Zongyu Feng1,2,Xu Sun1,2,Xiaowei Huang1,21. National... treatment technology of Baotou mixed rare earth ore,large quantities of ammonia-nitrogen wastewater are produced in the step of ammonium bicarbonate precipitation to transform rare earth sulfate.In......
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......
Preparation of crystalline mixed rare earth carbonates by Mg(HCO3)2 precipitation methodZonghe Yu1,Meng Wang1,2,Liangshi Wang1,2,Longsheng Zhao1,2,Zongyu Feng1,2,Xu Sun1,2,Xiaowei Huang1,21. National... treatment technology of Baotou mixed rare earth ore,large quantities of ammonia-nitrogen wastewater are produced in the step of ammonium bicarbonate precipitation to transform rare earth sulfate.In......
:TG166.3 文献标志码:A Aging precipitation kinetics and strengthening models for aluminum alloys WANG Xiao-na, HAN Li-zhan... the heat treatment were investigated extensively, and the quantitative predictive models with academic research and engineering application were established. The methods and models for the precipitation......