共搜索到65904条信息,每页显示10条信息,共6591页。用时:0小时0分0秒312毫秒
Microstructure and dry sliding wear behavior of laser clad AlCrNiSiTi multi-principal element alloy coatingsCan Huang1,2,Yi-Zhou Tang1,2,Yong-Zhong Zhang3,An-Ping Dong4,Jian Tu1,2,Lin-Jiang... composition is initially explicated according to obtainable binary and ternary phase diagrams,and the formation Gibbs energy of Ti5Si3,V5Si3 and Cr5Si3.Dry sliding reciprocating friction and wear tests......
......
Wear behavior of light-weight and high strength Fe-Mn-Ni-Al matrix self-lubricating steelsLiuliu Han1,Kun Li1,Cheng Qian1,Jingwen Qiu2,Chengshang Zhou1,Yong Liu11. State Key Laboratory of Powder... tribological behavior and mechanical properties from room temperature to 800?C were studied, and the wear mechanisms at elevated temperatures were discussed. The steel has a stable friction coefficient of 0.4......
......
Comparative study of mechanical and wear behavior of Cu/WS2 composites fabricated by spark plasma sintering and hot pressingQunchang Wang1,Minghui Chen1,Zhongmao Shan2,Chengguo Sui2,Lin..." name="ChDivSummary">The mechanical and wear behavior of copper-tungsten disulfide(Cu/WS2) composites fabricated by spark plasma sintering(SPS) and hot pressing(HP) was investigated, comparatively......
Study on the Thermal Fatigue Behavior of Hot Deformed Wear Resistance Cast Iron and Effect of Carbide董丽涛,刘荣昌,李兴元,陈秀宏摘 要:The thermal fatigue behavior of wear resistance cast iron with different quantity of deformation has been investigated. The results show that eutectic carbide is the main location and passage for initiation and extension of thermal......
Thermodynamics Analysis of Oxidation Wear Behavior of Cemented Carbide Tools in High Speed Machining邵芳Binzhou Vacational CollegeSchool of Mechanical Engineering,Shandong University摘 要:The essence of oxidation wear machanism of cenmented carbide tool was studied based on thermodynamics. Standard Gibbs free energy of possible reactions in cutting process......
A Comparison Study of Wear and Fretting Fatigue Behavior Between Cr-alloyed Layer and Cr-Ti Solid-solution LayerShou-Ming Yu,Dao-Xin Liu,Xiao-Hua Zhang,Cheng-Song LiuSchool of Aeronautics,Institute of Corrosion and Protection,Northwestern Polytechnical University摘 要:This work reported a comparison between the wear and fretting fatigue(FF) behaviors......
Effects of nano-Al2O3 and nano-ZrO2 on the microstructure, behavior and abrasive wear resistance of WC-8Co cemented carbideYANG Tian’en, XIONG Ji, SUN Lan, GUO Zhixing, and QIN Kangcai School... contents were prepared respectively following conventional powder metallurgical procedures. Effects of nano-Al 2 O 3 and nano-ZrO 2 on the microstructure, behavior, and abrasive wear resistance were......
), respectively. Microhardness measurements and pin-on- disc tribometer technique were used to investigate the wear behavior of the coatings. Key words: Cr-SiC nano-composite coatings; electrocodeposition; corrosion resistance; wear behavior 1 Introduction Erosion and corrosion of engineering materials are important factors potent to cause failures or reduce fitness for service of engineering components. A way......