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特征. 关键词:AZ91D合金;消失模铸造;振动凝固;Ce-Sb合金化 中图分类号:TG 146.2 文献标识码:A Effects of vibration and alloying on microstructure and properties of AZ91D magnesium alloy via lost foam... 430074, China) Abstract:Vibration-freezing and adding 1.0%Ce-0.4%Sb can obviously refine the microstructure of lost foam cast AZ91D magnesium alloy. The characteristic of as-cast microstructure has......
of viscosity of the AZ91D magnesium alloy melt with small additions of calcium. The viscosity was measured in ascent and descent temperature interval from 600 ℃ to 870 ℃. The curves of melt viscosity... of AZ91D magnesium alloy melt has the phenomenon of irreversible transition. The temperature corresponding to the break point of υ(t) curve has dependence relation with addition of calcium. With calcium......
and properties of lower-temperature diffusion aluminizing coating on surface of AZ91D Mg alloy ZHONG Cheng, LIU Lei, WU Ya-ting, HE Mei-feng, SHEN Bin, DENG Yi-da, HU Wen-bin (State Key Laboratory of Metal Matrix Composites, Shanghai Jiao Tong University, Shanghai 200240, China) Abstract: The aluminizing of AZ91D Mg alloy by AlCl3-NaCl molten salts at a lower temperature of 380 ℃ were......
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: Taking AZ91D magnesium alloy as experimental material, the rheo-diecasting process was implemented by combining the self-developed taper barrel rheomoulding(TBR) machine with high pressure die... with the conventional die-casting process, the rheo-diecasting process would improve the tensile properties of the components, especially the elongation by 80%. Key words: AZ91D magnesium alloy; rheo......
因数,涂层合金的表面变形能力提高,该阶段质量磨损速率随载荷增加,趋势变得缓慢. 关键词:AZ91D镁合金;微弧氧化;陶瓷涂层;摩擦磨损 中图分类号:TG 115.221.5; TH 117.3 文献标识码: A Dry sliding wear behavior of AZ91D Mg alloy... of Technology, Guangzhou 510640, China) Abstract: Using an asymmetric alternative pulse current (AC) source and in silicate solution electrolyte, a uniform coating on the surface of AZ91D alloy was fabricated......
A novel dual nickel coating on AZ91D magnesium alloy SONG Ying-wei(宋影伟), SHAN Da-yong (单大勇), CHEN Rong-shi (陈容石), HAN En-hou(韩恩厚) State Key Laboratory for Corrosion... and electroplating nickel surface layer is perfect. The corrosion resistance of AZ91D magnesium alloy is greatly improved after being protected with the dual coating. Key words: AZ91D magnesium alloy......
of complex inoculants on the as-cast and solid-solution state microstructure of AZ91D magnesium alloy and the grain refinement mechanism were investigated by OM, SEM, EDS and XRD. The results show that the grain size of AZ91D magnesium alloy decreases effectively after the complex carbon inoculants are added. The best refinement result can be achieved when the mass ratio of MgCO3, C2Cl6 and SiC......
Wear and corrosion properties of laser cladded Cu47Ti34Zr11Ni8/SiC amorphous composite coatings on AZ91D magnesium alloy HUANG Kai-jin(黄开金)1, 2, 3, 4, YAN Li(闫 里)1,WANG Cun-shan(王存山)3...; Abstract: To improve the wear and corrosion properties of AZ91D magnesium alloys, Cu-based amorphous composite coatings were fabricated on AZ91D magnesium alloy by laser cladding using......
护作用. 关键词:AZ91D镁合金;室温熔盐;铝;酸浸蚀 中图分类号:TG 146.2;TG 174 文献标识码:A Influence of acid pickling on electrodeposition of aluminum on magnesium alloy in room temperature molten salts... on the adhesions between the AZ91D magnesium alloy substrate and aluminum coatings electrodeposited from the acid AlCl3-EMIC room temperature molten salts were studied. The adhesions were estimated......