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of mechanical properties of the composites. Key words: Al2024/SiC composites; functionally graded materials; intermetallics; microhardness; powder metallurgy 1 Introduction Functionally graded materials (FGMs...Trans. Nonferrous Met. Soc. China 25(2015) 3569-3577 Microstructural characterization and mechanical properties of functionally graded Al2024/SiC composites prepared by powder metallurgy techniques F......
inversely with the wheel speed. The nanohardness increases with increasing cooling rate due to the grain size strength.Key words:rapid solidification; microstructure; cooling rate; TiAl intermetallics......
Numerical simulation of tungsten alloy in powder injection molding process ZHENG Zhen-xing(郑振兴)1, XIA Wei(夏 伟)1, ZHOU Zhao-yao(周照耀)1, ZHU Quan-li(朱权利)1 School of Mechanical...; Abstract: The flow behavior of feedstock for the tungsten alloy powder in the mold cavity......
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Properties and forming process of prealloyed powder metallurgy Ti-6Al-4V alloy WANG Liang(王 亮)1, LANG Ze-bao(郎泽保)1, SHI Hong-pei(史鸿培)1 Aerospace Research Institute of Material and Processing Technology, Beijing 100076, China Received 15 July 2007; accepted 10 September 2007 Abstract: The properties and forming process of prealloyed powder metallurgy (PM) Ti-6Al-4V alloy were......
J. Cent. South Univ. (2020) 27: 334-343 DOI: https://doi.org/10.1007/s11771-020-4299-9 Microstructure and tensile property of SLM 316L stainless steel manufactured with fine and coarse powder... 2020 Abstract: Selective laser melting (SLM) technology is the prevailing method of manufacturing components with complex geometries. However, the cost of the additive manufacturing (AM) fine powder......
J. Cent. South Univ. (2020) 27: 1611-1623 DOI: https://doi.org/10.1007/s11771-020-4394-y New development of powder metallurgy in automotive industry TAN Zhao-qiang(谭兆强)1, 2, ZHANG Qing(张青)2, GUO Xue-yi(郭学益)3, ZHAO Wei-jiang(赵伟江)1, ZHOU Cheng-shang(周承商)1, LIU Yong(刘咏)1 1. State Key Laboratory of Powder Metallurgy, Central South University, Changsha 410083, China; 2. Hoganas (China) Co., Ltd......
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