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. A representative cell model was established to analyze thermal stress-assisted voids formation[18]. The cell model shown in Fig.7 is assumed to be a cylinder of matrix containing a spherical... Void damage evolution of LF6 aluminum alloy welded joints under external load and thermal cycling conditions MI Guo-fa(米国发)1, ZHAO Da-wei(赵大为)1, DONG Cui-fen(董翠粉)1, NIU Ji-tai(牛济泰)1, 2, JIN Cheng......
materials can be adopted. Because of good thermal resistance and shock resistance, and stability of dimension precision, ceramic moulds are usually selected as spray mould for spraying metals, alloys.... The electric arc spray manufacture of rapid production tooling: a case study [A]. Proceedings of the 15th International Thermal Spray Conference [C]. Nice: ASM International, 1998.1223-1228. [8]Dehelean......
Preparation and Thermal Stability of Phosphate System Protection Glasses Doped with Rare Earths Meng Xianfeng1,Zhang Qitu2,Lu Chunhua2,Xu Zhongzi2 (1.School of Material Science and Engineering, Jiangsu University, Zhenjiang 212013, China;2.Materials Science & Technology, Nanjing University of Technology, Nanjing 210009, China) Abstract:The formation ability and thermal stability of phosphate......
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, Changsha 410082, China) Abstract: SiCP/Al-11.7Fe-1.15V-2.4Si composite was prepared by spray deposition and densified by hot pressing, and then were rolled into sheets. The microstructures... is different from the matrix alloy. Key words: SiC particle; heat resistant alloy; composite; spray deposition; fracture behavior 速凝固Al-Fe-V-S合金是美国Allied-Signal公司在20世纪80年代开发的新型耐热高铝合金.该材料具有高的室温和高温强度,高......
. And the contaminations brought into the Cu matrix by milling can influence the phase formation and the thermal stability of Cu-Nb alloys during heat treatment. Key words: Cu-Nb alloy; mechanical alloying... of nanocrystalline alloys is important. Furthermore, the influence of the contaminations of oxygen and iron presented during milling on phase formation and thermal stability of the Cu-Nb alloys in heat......
Effect of Solute Contents of Al-Ni-Sr Alloy on Glass Forming Ability and Thermal Stability H J Kim1,J C Bae1,Taek Soo Kim1,J K Lee1 (1.Advanced Materials R&D Center,Korea Institute of Industrial... on the theory of the factors for the glass formation. The GFA was varied with the ratio of Ni to Sr in detail and successful amorphous phase dispersed with 2 ~ 5 nm precipitates was prepared from......
the demands[6,9], for example at 550 ℃. During thermal exposure process the formation of continuous precipitated zones along the grain boundaries is the main reason of the decrease of mechanical... Effect of heat treatment on thermal stability of Ti40 alloy XIN She-wei(辛社伟)1, 2, ZHAO Yong-qing(赵永庆)1,2, ZENG Wei-dong(曾卫东)1 1. School of Materials, Northwestern Polytechnical University, Xi......
Fire and Corrosion Resistances of Intumescent Nano-coating Containing Nano-SiO2 in Salt Spray ConditionZhenyu Wang, Enhou Han, Fuchun Liu and Wei Ke State Key Laboratory for Corrosion and Protection... in thhis study. The effect of nano-SiO2 on the corrosion resistance and fire resistance of ammonium polyphosphate-pentaerythritol-melamine (APP-PER-MEL) coating was investigated by differential thermal......
Influence of Zn and Mg Alloying on the Corrosion Resistance Properties of Al Coating Applied by Arc Thermal Spray Process in Simulated Weather SolutionHan-Seung Lee1,Seung-Jun Kwon2,Jitendra Kumar... of Engineering and Science,Curtin University Malaysia摘 要:In this study,Al–Zn and Al–Mg coatings were deposited on steel substrates by an arc thermal spray......
