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flow laws of impeller parts in die forging process, the deformation and flow of different shape blank forming process was studied using the finite element method. The results show that cylindrical shape...: aluminum alloy; die forging; billet shape; numerical simulation; flow laws 模锻成......
properties. Among the more important of these treatments are heat treatment processes such as hardening by Quenching, Induction hardening and Case Carburizing which rely on phase transformations to produce... transformations (Machining) of low carbon steels. 关键词:Normalizing; Turn hardening; grind hardening; quality; specific energy; energy partition ratio; [全文内容正在添加中] ......
Cooling Curve''s Effect on Hardening Behavior of Steel Shigeru Asada1,Kazuto Fukuhara1,Syusaku Maeda1,Yoshihiro Tomita1 (1.Nippon Grease Co., Ltd. Osaka, Japan) 摘要:Quenching Oils are comprised... curve(1), it is possible to provide higher quench hardening performance using quenching oil formulated of adequate additives. 关键词:Quenching Oil; Cooling performance; Additive; Hardening performance......
by simulation test in accordance with the laws of similitude. It showed that the criterion of similarity which controls the infiltration of fluids is Reynolds criterion for fillers of diameter 0.5 mm... in the model. Keyword: negative pressure infiltration; laws of similarity; simulation test; molten aluminum; Received: 1998-10-17 液态金属在多孔介质中的渗流过程决定了以渗流法制......
Numerical simulation of surface movement laws under different unconsolidated layers thicknessDAI Hua-yang1, LI Wen-chang2, LIU Yi-xin1,3, JIANG Yao-dong3(1. College of Geosicence and Surveying... movement laws was studied. Maximum surface subsidence, Maximum horizontal displacement and surface subsidence degree were obtained. Contours of surface subsidence/horizontal displacement and curves were......
Microstructural Morphologies and Experimental Growth Laws during Solidification of Monotectic and Hypermonotectic Al-Pb AlloysAdrina P.Silva1,Amauri Garcia1,José E.Spinelli21. Department of Materials... established.Power laws with a -2.2 exponent expressing λ as a function of the growth rate,v,were found to better represent the fibrous growth of both Al-Pb alloys.Moreover,a single experimental law......
Reasons and laws of ground vibration amplification induced by vertical dynamic loadMA Meng(马蒙)1, 2, LIU Wei-ning(刘维宁)2, SUN Ning(孙宁)3, WANG Wen-bin(王文斌)3(1. State Key Laboratory of Track Technology..., displacement Green’s function was calculated and the propagation laws of ground vibration responses were discussed. Results show that: 1) When applying a harmonic load on the half-space surface......
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Change Laws of Flake’s Temperature during Making a Diamond Film by DC-PJXuhong Chen; Lihe Zhao; Fanxiu Lu(Mechanical Engineering School, University of Science and Technology Beijing, Beijing 100083, China)摘 要:
......Densification laws and properties of sintered powder compacts in rotary forging process
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来源: 《中国有色金属学报(英文版)2000年第1期》——王广春 赵国群 贾玉玺 杨艳