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Morphology and structure of high temperature MoSi2 coating on niobium XIAO Lai-rong(肖来荣), YI Dan-qing(易丹青), YIN Lei(殷 磊), CAI hi-gang(蔡志刚) (College of Materials Science and Engineering, Central South University, Changsha 410083, China) Abstract: The high-temperature oxidation-resistant MoSi2 coating on the Nb substrate was prepared by slurry firing. The structure, compositions and phase......
Influence of viscous medium temperature distribution on sheet fracture in viscous pressure forming at warm temperature LIU Jian-guang(刘建光)1, WANG Zhong-jin(王忠金)1, ZHANG Xin(张鑫)2, LI Yi(李毅)1 1... pressure forming (VPF) of aluminum alloy AA3003 sheet metal at warm temperature was investigated by using coupled thermo-elastoplastic-viscoplastic finite element method. The influence of viscous......
Trans. Nonferrous Met. Soc. China 22(2012) s661-s667 Effect of alloying on high temperature fatigue performance of ZL114A (Al-7Si) alloy DONG Xu-gang1, ZHOU Jie1, JIA Yao-jun1, LIU Bin2 1. College...: The effect of Cu, Fe and Ni on high-temperature mechanical performance and fatigue properties of ZL114A alloy was studied through high temperature fatigue test and SEM. The results show......
Mechanical properties of high-strength concrete subjected to high temperature by stressed test Gyu-Yong KIM, Young-Sun KIM, Tae-Gyu LEE Division of Architecture Engineering...; Abstract: Recently, the effects of high temperature on compressive strength and elastic modulus of high strength concrete were......
J. Cent. South Univ. (2012) 19: 1932-1937 DOI: 10.1007/s11771-012-1228-6 Calculation on inner wall temperature in oil-gas pipe flow DUAN Ji-miao(段纪淼)1, WANG Wei(王玮)1, ZHANG Yu(张宇)2, LIU Hui... equation of gas-liquid flow in pipeline, the explicit temperature drop formula for gas-liquid steady state calculation was derived. This formula took into consideration the Joule-Thomson effect, impact......
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Size and shape effects on Curie temperature of ferromagnetic nanoparticles CAO Ling-fei(曹玲飞)1, XIE Dan(谢 丹)2, GUO Ming-xing(郭明星)3, H.S. Park1, T. Fujita1 1. School of Engineering, University...; Abstract: A simplified model was developed to describe the Curie temperature suppression of ferromagnetic nanoparticles. Based......
Influence of Zirconium Addition on Magnetic Properties and Temperature Coefficient for Nanocomposite Nd10Fe78.5-xCo5ZrxB6.5 Magnets Ni Jiansen1,Tan Xiaohua1,Dong Yuanda1,Zhang Shiyan1,Xu Hui1 (1.Institute of Material Science, Shanghai University, Shanghai 200072, China) Abstract:The influence of Zr addition on magnetic properties and temperature coefficient for nanocomposite......
J. Cent. South Univ. Technol. (2008) 15(s1): 033-038 DOI: 10.1007/s11771-008-309-z Thermal-rheology effect and temperature field of engineering polymers LI Zhi-da (李之达)1, 2, WANG Hua-ping (王花平)2...) Abstract: The formation and evolution laws of the defect temperature field, heat dissipation in the process of defect evolution were studied. On the basis, the formation and evolution laws......