共搜索到15537条信息，每页显示10条信息，共1554页。用时：0小时0分0秒375毫秒
Analysis of Interfacial Coating Effect on Thermal Stress in CompositesYuqing WANG+;Benlian ZHOU;Zuoming WANG;Changxu SHI, Institute of Metal Research, Academia Sinica, Shenyang, 110015, China摘 要.... The low modulus coating can effectivelyreduce the interracial stress caused by different thermal expansion coefficient between fibers and ma-trix, no matter how high or low the expansion coefficients......
J. Cent. South Univ. (2020) 27: 1645-1653 DOI: https://doi.org/10.1007/s11771-020-4396-9 Evolution of surface roughness of a cast Al-Si-Cu piston alloy during thermal exposure BAO Tong(保彤)1, LI... for 2 h at temperatures ranging from 400 to 550°C. The evolution of surface roughness and microstructure of the alloy during thermal exposure was studied by combination methods of roughness profiles......
temperatures. In the recent decade,considerable numerical models have been built up to present the thermal spray process.However,much less work has focused on the Pre-diction of the insulation...,properties of the coating as well as the microstructure of the coating have been ntimerically inves-tigated.The significance of the finding is also discussed. 关键词:Thermal barrier coatings(TBCs); Thermal......
Microstructures variation of spray formed Si-30%Al alloy during densification process WEI Yan-guang(魏衍广), XIONG Bai-qing(熊柏青), ZHANG Yong-an(张永安), LIU Hong-wei(刘红伟), WANG Feng(王 锋), ZHU Bao-hong... September 2006 Abstract: Microstructure variation of spray-formed Si-30%Al alloy during densification process by hot pressing was studied. The results indicate that the microstructure of as-deposited......
of spray powder. Key words: self-propagation high-temperature synthesis; reaction dynamics; TiC/Fe coatings; oxygen-acetylene flame; thermal spray 自蔓延高温合成(Self-propagation high-temperature synthesis...-Cr-40vol% TiC wear-resistant plasma sprayed coatings produced from self-propagating high temperature synthesis and plasma densified powders[J]. J Thermal Spray Technol, 1996, 5(3): 335-342. [14]莲井淳. 喷涂技术......
] Ralttioaho R, Sacen T. Ductility in spray deposited Ni3Al- based intermetallic compounds [J]. Scripta Materialia, 1997, 37(12): 1895-1900. [12] Ho S, Lavernia E J. Thermal residual stresses in spray... Effect of additional elements on aging behavior of Al-Zn-Mg-Cu alloys by spray forming LI Li(栗 丽)1, ZHOU Tie-tao(周铁涛)1, LI Huan-xi(李焕喜)1, CHEN Chang-qi(陈昌麒)1, XIONG Bai-qing(熊柏青)2, SHI Li-kai(石力......
by the air plasma spraying with self-developed AZ?20 nano-doping thermal spray powder. The coating consists of cubic t′-ZrO2 and hexagonal structure α-Al2O3 in nanometer and micrometer; the coating has the uniform porosity of 11.2% and hardness HV100 of 702. Its antiwear ability succeeds that of AZ?20 by about 25%; the coating has good thermal insulation performance. Key words: Al2O3/ZrO2; plasma spray......
in order to seal the defects in the coating. 5) Good coefficient of thermal expansion (CTE) matching and bonding ability should exist between the coating and the substrate, so the coating is not easy to peel... the coating and the substrate and alleviate the stress in the thermal shock cycle. The most common used material is C/SiC coating [15-17]. The gradient distribution of Si and C elements......
a stress-free state at 850℃. Key words:EB-PVD; gradient thermal barrier coating; finite element method; [全文内容正在添加中] ...FEM ANALYSIS OF THERMAL STRESSES IN GRADIENT THERMAL BARRIER COATINGS PRODUCED BY EB-PVD H.B.Xu1,H.B.Guo1,S.K.Gong1 (1.Department of Materials Science & Engineering, Beijing University......
The Properties of Solution Precursor Plasma Spray Nanostructured Thermal Barrier Coatings闵捷State Key Laboratory of Advanced Technology for Materials Synthesis and Processing,Wuhan University of Technology摘 要:About 300 μm thickness uniform thermal barrier coatings (TBCs) were deposited on the 1Cr18Ni9Ti samples by solution precursor plasma spray (SPPS......
