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Microstructure and performance of WC-Co-Cr coating with ultrafine/nanocrystalline structuresXue-Zheng Wang,Hai-Bin Wang,Xue-Mei Liu,Chao Hou,Xiao-Yan SongCollege of Materials Science and Engineering... was synthesized firstly. Then the composite powder was agglomerated to prepare thermal spraying feedstock. The ultrafine/nanostructured WC-lOCo-4Cr coating was prepared by high velocity oxygen fuel thermal......
Wettability of a Biomimetic Non-smooth Coating by Water刘燕,任露泉The Key Laboratory of Bionic Engineering,The Ministry of Education,Jilin University摘 要:Through... were prepared.The 2-D and 3-D surface morphologies of composite coating were observed and the result indicated that 2-D and 3-D had a typical geometrical non-smooth character.Furthermore,the contact......
Oxidation and Mechanical Properties of SiC/SiC-MoSi2-ZrB2 Coating for Carbon/Carbon CompositesXiyuan Yao,Hejun Li,Yulei Zhang,Yongjie WangState Key Laboratory of Solidification Processing,Northwestern Polytechnical University摘 要:To improve oxidation resistance of carbon/carbon(C/C) composites,a SiC/SiC-MoSi2-ZrB2 double-layer ceramic coating......
Influences of gas flow rates on melting of particles of HVOF sprayed CoCrW coating and coating propertiesYANG ZhongyuanGeneral Research Institute for Non-ferrous Metals, Beijing 100088, China摘 要...) sprayed CoCrW coating. The O2 flow rate has the maximal effect on the melting of particles, the C3H8 flow rate has the second, and the compressed air flow rate has the minimal effect. The bond......
coefficients of Cu-based materials with MoS2 coating decreased by about 0.05 at 800 N. Especially, when the external load was set to 800 N, the wear rate of the ZY331608 decreased by about 16.4... results Figure 9 shows the friction coefficients of Cu-based materials and Cu-based materials with MoS2 coating when sliding against QT500-7 at 400 N and 800 N. As can be seen from Figure 9......
Oxidation of Al2O3-dispersion chromizing coating by pack-cementation at 800 ℃ ZHOU Yue-bo(周月波), CHEN Hong-yu(陈洪玉), ZHANG Hai-jun(张海军), WANG Yong-dong(王永东) College of Materials Science...; Abstract: Preparation and oxidation of an Al2O3-dispersed chromizing coating were......
Study of Technology of Stripping Nickel Coating on NdFeB Permanent Magnet Rao Houzeng1,Jiang Longfa1,LI Guohua2,Lin Guanjie1 (1.Department of Environmental and Chemical Engineering, Nanchang... in the solution of stripping the nickel coating on NdFeB permanent magnet on the stripping result were studied systematically.The practical formular contains mainly the oxidant m-O2NC6H4SO3Na, the complex......
HOT CORROSION BEHAVIOR OF K38G ALLOY AND ITS SPUTTERED NANOCRYSTALLINE COATING BY PRE-DEPOSITED SULFATE AT 900℃ S.L.Zhu1,W.T.Wu1,Fuhui WANG1,S.J.Geng1 (1.State Key Laboratory for Corrosion and Protection, Institute of Metal Research, The Chinese Academy of Sciences, Shenyang 110016, China) Abstract:The sputtered nanocrystalline coating of K38G alloy was obtained by magnetron sput-tering......
Effect of Thermal Shock and Oxidation on Mechanical Property of Carbon/Carbon Composites with a Silicide Coating () 摘要:A SiC whisker-toughened MoSi_2-SiC-Si coating was prepared on carbon/carbon... strength of C/C composites was improved by 6.8% after coated by SiC whisker-toughened MoSi_2-SiC-Si. After thermal cycle between 1773 K and room temperature in air for 10 times, the mass loss......
Water-conducting Characteristics and Micro-dynamic Self-adjusting Behavior of Polyacrylamide/Montinorillonite Coating杜红梅1,张增志1,WU Miaomiao1,2,ZHAO Jin11. Research Institute of Ecological...="ChDivSummary">A water-conducting polyacrylamide/montmorillonite coating was prepared by solutionblending.The coating was coated on fiber and then composited with polymer to form a composite film material......
