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Effect of activating flux on arc shape and arc voltage in tungsten inert gas welding LI Qing-ming(李清明), WANG Xin-hong(王新洪), ZOU Zeng-da(邹增大), WU Jun(吴 军) School of Materials Science...; Abstract: The effects of activating fluxes on welding arc were investigated. A special set of water-cooling system......
Damage analysis for particle reinforced metal matrix composite by ultrasonic method YANG Zhi-guo(杨治国), LONG Shi-guo(龙士国) Key Laboratory for Advanced Materials and Rheological Properties... of particle reinforced metal matrix composite (PMMC) was studied by ultrasonic non-destructive evaluation method. After the sample was damaged induced by tensile load, the ultrasonic wave that propagated......
Direct-chilling casting of Mg alloy under electromagnetic and ultrasonic combined field CUI Jian-zhong(崔建忠), ZHANG Zhi-qiang(张志强), LE Qi-chi(乐启炽) Key Laboratory of Electromagnetic... electromagnetic (LFEC) field and ultrasonic (US) field on the microstructures, macrosegregation of alloying elements and the mechanical properties of DC cast AZ80 alloy were studied. The results show that both......
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injection molding[J]. Journal of Central South University(Science and Technology), 2016, 47(9): 2976-2983. [19] BENATAR A, GUTOWSKI T G. Ultrasonic welding of PEEK graphite APC-2 composites[J]. Polymer.... 关键词:超声塑化；料筒温度；微注射成型；充填质量 中图分类号:TQ320.66 文献标志码:A 文章编号:1672-7207(2019)12-2969-09 Effect of barrel temperature on filling quality of ultrasonic......
J. Cent. South Univ. Technol. (2008) 15: 738-741 DOI: 10.1007/s11771-008-0136-2 Fast recognition algorithm of underwater micro-terrain based on ultrasonic detection LUO Bo-wen(罗柏文)1, ZHOU Zhi... of the micro-terrain. Key words: underwater micro-terrain; ultrasonic detection; single beam; exceptional elevation values; threshold value; dynamic clustering ......
J. Cent. South Univ. (2016) 23: 1301-1311 DOI: 10.1007/s11771-016-3180-3 Influence of welding speed on corrosion behaviour of friction stir welded AA5086 aluminium alloy Kamran Amini, Farhad Gharavi... aluminium alloy were joined together by friction stir welding at a fixed rotation speed of 1000 r/min various welding speeds ranging from 63 to 100 mm/min. Corrosion behavior of the parent alloy (PA......
Influence of high intensity ultrasonic vibration on microstructure of in-situ synthesized Mg2Si/Mg composites CHEN Ke(陈可), LI Zi-quan(李子全), ZHOU Heng-zhi(周衡志), WANG Wei(王伟) College of Materials... in remelting process by means of high intensity ultrasonic vibration. The effects of ultrasonic vibration duration and temperature on size, morphology and distribution of the primary Mg2Si were studied......
Trans. Nonferrous Met. Soc. China 20(2010) s763-s767 Microstructure and properties of rheo-diecast Al-20Si-2Cu-1Ni-0.4Mg alloy with direct ultrasonic vibration process WU Shu-sen (吴树森... developed direct ultrasonic vibration process (DUV process) was used in the preparation of the semi-solid slurry of this alloy. The results show that the primary Si particles in this alloy is about 20 μm......
casting in air atmosphere [J]. Materials Science & Engineering A, 2004, 386: 186-193. [6] FARIDI H R, DEVLETIAN J H, HUE P L. A new look at flux-free ultrasonic soldering [J]. Welding Journal...Trans. Nonferrous Met. Soc. China 27(2017) 962-970 Interfacial microstructure evolution and mechanical properties of Al/Sn joints by ultrasonic-assisted soldering Wei-bing GUO, Tian-min LUAN, Xue......
