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Microstructure of nanometer Al2O3 dispersion strengthened Ni-based high-temperature protective coatings by laser cladding WANG Hong-yu(王宏宇)1, 2, ZUO Dun-wen(左敦稳)1, SUN Yu-li(孙玉利)1, XU Feng(徐 锋)1...) in this experimental conditions. The "nanometer effect" of nano-Al2O3 particles plays an important role in the improvement of coating microstructure. Key words: high-temperature protective coating; laser......
Microstructure and mechanical properties of Al2O3/TiAl composite AI Tao-tao(艾桃桃), WANG Fen(王 芬), ZHU Jian-feng(朱建锋) School of Materials Science and Engineering, Shaanxi University.... The effects of Nb2O5 content on the microstructure and mechanical properties of the composites were investigated. The results show that the ultimate phases of the composite consist of TiAl, Ti3Al......
Microstructure and high-temperature shape-memory effect in Ni54Mn25Ga21 alloy MA Yun-qing(马云庆)1, JIANG Cheng-bao(蒋成保)2, LI Yan(李 岩)2, XU Hui-bin(徐惠彬)2, WANG Cui-ping(王翠萍)1, LIU Xing-jun(刘兴军)1...; Abstract: Ni54Mn25Ga21 alloy was prepared to investigate the microstructure, martensitic transformation and high-temperature shape-memory......
Microstructure and high-temperature mechanical properties of Nb-silicide based in-situ composites LIU Dong-ming(刘东明)1,2, JIANG Rong-li (姜荣丽)2, SHA Jiang-bo(沙江波)2 1. School of Materials Science... of this work is to study the microstructure and high-temperature mechanical properties of niobium silicide in-situ composites, Nb-15W-18Si-xHf (x=0, 5, 10 and 15 %). It is shown that Hf addition......
Microstructure and Mechanical Properties of Tic/NiCrMo Cermets Produced by Liquid Sintering Technique Jing BI1,Dehui GUAN1,Yue LIU1,Baohai YU1 (1.Institute of Metal Research, Chinese Academy of Sciences, Shenyang 110015) 摘要:The effect of M additions on the microstructure and mechanical properties of TiC-based cermet produced by li oquid sintering method of powder metallurgy was investigated......
Microstructure and mechanical properties of Mg-xLi-3Al-1Ce alloys ZHANG Mi-lin(张密林), WU Rui-zhi(巫瑞智), WANG Tao(王涛), LIU Bin(刘滨), NIU Zhong-yi(牛中毅) Key Laboratory of Superlight Materials... of the same content of other alloying elements, the mechanical properties of Mg-5Li-3Al-1Ce are relatively high. With increasing Li content, the strength of both as-cast and as-rolled alloy decrease......
, SiC particulates), short fibers or whiskers[5-7] possess good elevated- temperature properties due to the presence of thermally stable dispersoids in the microstructure. And their high creep... composites prepared by spray deposition are characterized with excellent mechanical properties, which can be attributed to high cooling rate refining the microstructure. 2) SiC particles react with Al matrix......
of erbium on the microstructure and mechanical properties of as-cast Mg-7Zn-3Al alloy at both room temperature and elevated temperatures were investigated with optical microscopy, scanning electron... temperature tensile properties can be remarkably improved. The microstructure evolution during tensile deformation under both temperature and stress and its effects on the mechanical properties were......
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density of sinter of raw powder is 99%). The microstructure was observed by TEM. The mechanical properties were tested by three-point bending at room temperature in air. The results show... Mechanical properties and microstructure of Fe3Al intermetallics fabricated by mechanical alloying and spark plasma sintering HE Qing(何 箐), JIA Cheng-chang(贾成厂), MENG Jie(孟 杰) School of Materials......