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Microstructure and mechanical properties of AZ31 Mg alloy processed by high ratio extrusion CHEN Yong-jun(陈勇军), WANG Qu-dong(王渠东), LIN Jin-bao(林金宝), ZHANG Lu-jun(张陆军), ZHAI Chun-quan(翟春泉... September 2006 Abstract: The microstructure and mechanical properties of AZ31 Mg alloy processed by high ratio extrusion (HRE) were investigated. General extrusion with extrusion ratio of 7 and high......
J. Cent. South Univ. Technol. (2008) 15: 786-790 DOI: 10.1007/s11771-008-0145-1 Effects of temperature and initial molar ratio of Na2O to Al2O3 on agglomeration of fine Al(OH)3 seed in synthetic... particle size analyzer and scanning electron microscopy, the influences of temperature and initial molar ratio of Na2O to Al2O3 (αK) on agglomeration of fine seed in Bayer process were investigated......
J. Cent. South Univ. (2017) 24: 203-216 DOI: 10.1007/s11771-017-3421-0 Vertical-to-horizontal response spectral ratio for offshore ground motions: Analysis and simplified design equation CHEN Bao... in vertical component between onshore and offshore motions, the vertical-to-horizontal peak ground acceleration ratio (V/H PGA ratio) and vertical-to-horizontal response spectral ratio (V/H) were......
Effect of extrusion ratio on coating extrusion of Pb-GF composite wire by numerical simulation and experimental investigation WANG Xin(王 欣), SUN Hong-fei(孙宏飞), FANG Wen-bin(房文斌) School...; Abstract: The extrusion ratio is one of the key parameters for manufacturing......
J. Cent. South Univ. Technol. (2007)01-0007-06 DOI: 10.1007/s11771-007-0002-7 Ratio of Fe-Al compound..., Anshan 114014, China) Abstract: The ratio of Fe-Al compound at the bonding interface of solid steel plate to Al-7graphite slurry was used to characterize the interfacial structure of steel......
J. Cent. South Univ. (2016) 23: 3079-3084 DOI: 10.1007/s11771-016-3372-x Effects of MgO content and CaO/Al2O3 ratio on surface tension of calcium aluminate refining slag XU Ji-fang(许继芳)1, ZHANG Jie... method at 1823 K. Based on different levels of the MgO content and the mass ratio of CaO to Al2O3, the effects of MgO content and the mass ratio of CaO to Al2O3 on surface tension were investigated......
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