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Forming limits of nickel coating on right region ZHOU Li-qun(周里群)1, 2, LI Yu-ping(李玉平)1, ZHOU Yi-chun(周益春)2 1. School of Mechanical Engineering, Xiangtan University, Xiangtan 411105, China; 2...; Abstract: The forming limits......
, such as high-speed impact analysis, the processing of metal forming, dynamic crack growth, solid-fluid coupled and the localization of strain and so on[2]. The meshless method, whose basic idea...J. Cent. South Univ. Technol. (2008) 15(s1): 187-191 DOI: 10.1007/s11771-008-343-x Application in metal rheological forming of element-free Galerkin method LUO Ying-she(罗迎社), YIN Shui-ping(殷水平......
during the forming process were analyzed, which include high strain rate, viscous effect and first increasing then decreasing characteristics of hardening velocity. The non-linear spring, linear spring...金属粉体高速压制成形的变形特性. 关键词:高速压制成形;高应变率;加工硬化;应力-应变曲线 中图分类号:TF12 文献标志码:A Characteristics analysis of stress-strain curves of metal powers during high velocity compaction process......
Development of Al356e-Al2O3 Nanocomposite Coatings by High Velocity Oxy-fuel TechniqueY.Mazaheri,F.Karimzadeh,M.H.EnayatiDepartment of Materials Engineering,Isfahan University of Technology摘 要:
Improvement of a High Velocity Compaction Technique for Iron PowderDil Faraz KHAN1,2,Haiqing YIN1,Zahid USMAN3,Matiullah KHAN4,2,Xianjie YUAN1,Wenhao WANG1,Xuanhui QU11. Laboratory of Particulate...="ChDivSummary" name="ChDivSummary">Water atomized pure iron powder was compacted by high velocity compaction(HVC) with and without upper relaxation assist(URA) device.The influence of URA device on green......
124.36 文献标志码:A Process of high velocity compaction in forming Ti powder YAN Zhi-qiao, CAI Yi-xiang (Department of Powder Metallurgy, Guangzhou Research Institute...-xiang, CHEN Feng. High velocity compaction in powder forming and the promising applications[J]. Powder Metallurgy Technology, 2009, 27(6): 455-460. [5] 王建忠, 曲选辉, 尹海清, 周晟宇, 易明军. 电解铜粉高速压制成形[J]. 中国有色金属......
without welds while train travelling at high speed. In order to form this type of integrated stainless steel pipe, the method of preforming combined finish forming process is developed... the possibility of crack is. A velocity-dependent shear friction model expressed by Eq. (2) [17-18] widely used in hot forming is employed to describe the friction at the interface between pipe-billet......
and on spot. It is proved that using high velocity oxygen fuel to strengthen the surface on flow parts of hydraulic turbine can effectively prolong the service life of hydroelectric generating set. 关键词:hydraulic turbine; ablation; high velocity oxygenfuel technology; surface strengthen; [全文内容正在添加中] ......
Semisolid metal forming by novel sloping plate process GUAN Ren-guo(管仁国), WANG Chao(王 超), SHANG Jian-hong(尚剑洪), XING Zhen-huan(邢振环) College of Materials and Metallurgy, Northeastern University, Shenyang 110004, China Received 28 July 2006; accepted 15 September 2006 Abstract: Semisolid metal forming by a novel sloping plate process was studied. A sloping plate with wavelike surface was used......
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