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Taper barrel rheomoulding process for semi-solid slurry preparation and microstructure evolution of A356 aluminum alloy ZHANG Fan(张 帆), KANG Yong-lin(康永林), YANG Liu-qing(杨柳青), DING Rui-hua(丁瑞华... rules and the shearing model of the alloy melt were deduced. Taking A365 as experimental material, the microstructure evolution rules under different slurry preparation processes were analyzed......
Experimental The chemical composition of TB8 alloy used in this investigation is specified in mass fraction in Table 1. The initial microstructure is characterized by almost equiaxed beta phase,with a very... Flow behavior and microstructure evolution of TB8 alloy during hot deformation process DUAN Yuan-pei(段园培), LI Ping(李 萍), XUE Ke-min(薛克敏), ZHANG Qing(张 青), WANG Xiao-xi(王小溪) School of Materials......
of dynamic recovery (DRV). 3.2 Microstructure evolution Deformation temperature has obvious effect on the hot deformation microstructure of TA15 titanium alloy. Fig.3 displays the initial as-rolled microstructure, and Fig.4 gives the optical micrographs of microstructure at various deformation temperatures with deformation degree of 65% and strain rate of 1 s-1. As can be seen in Fig.3, the initial......
passes, the initial coarse grained structure in the as-extruded material is transformed gradually into an ultrafine-grained microstructure with an average grain size of 9 μm. XRD analysis indicates... Microstructure evolution and mechanical behavior of AZ31 Mg alloy processed by equal-channel angular pressing FENG Xiao-ming(冯小明), AI Tao-tao(艾桃桃) Department of Materials......
Effect of Sr addition on microstructure of as-cast Mg-Al-Ca alloy LOU Yan1, BAI Xing2, 3, LI Luo-xing2, 3 1. College of Mechantronics and Control Engineering, Shenzhen University, Shenzhen 518060..., Changsha 410082, China Received 11 February 2011; accepted 25 April 2011 Abstract: The microstructure evolution of Mg-Al-Ca alloys modified by the addition of strontium was investigated. It was found......
工信部印发<工业互联网创新发展行动计划(2021-2023年)>编辑部摘 要:<正>2021年1月13日,工信部官网发布<工业互联网创新发展行动计划(2021-2023年)>(以下简称<行动计划>),提出5项发展目标,明确11项重点工作任务,这也是工业互联网的第2个三年行动计划.据了解,该<行动计划>已在工业互联网专项工作组第二次会议审议通过,旨在深入实施工业互联网创新发展战略,推动工业化和信息化在更广范围,更深程度,更高水平上融合发展.关键词:......
Engineering, Hunan Institute of Technology, Hengyang 421008, China) Abstract: The superplastic behavior and microstructural characteristics of coarse-grained Mg-Gd-Y-Zr rolled sheet with initial grain... rolling; second phase; superplastic behavior; microstructure 金属板材成形是制造薄壁轻质......
. The difference in microstructure was closely related to the initial deposition method. When the coating on ZK60 alloy was peeled off, a large quantity of precipitates were exposed on the substrate... of Ce-base mischmetal on the microstructure and mechanical behavior of ZK60 magnesium casting alloys [J]. Materials Science and Engineering A, 2018, 723: 306-313. [24] LI X, QI W. Effect of initial......
MICROSTRUCTURE AND PROPERTIES OF HIGH BORON BEARING STEEL S.Y.Chen1,C.S.Liu1,Q.K.Cai1,B.Yu1,Z.T.Wang1 (1.School of Materials and Metallurgy,Northeastern University,Shenyang 110006,China) Abstract... that the addition of titanium can eliminate the quantity offerrous borides precipitated at the grain boundaries and break the net microstructure,as a result, its hot workability is improved. The titanium......
Microstructure and mechanical properties of Mg-6Al-4RE-0.4Mn alloy WANG Jian-li(王建利)1, 2, PENG Qiu-ming(彭秋明)1, 2, WU Yao-ming(吴耀明) 1, WANG Li-min(王立民)1 1. Key Laboratory of Rare Earth Chemistry... carried out. The microstructure and mechanical properties of both as-cast and T6 treated alloys were investigated at room temperature and 423 K. It is found that the intermetallic compounds......
