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Recrystallized microstructural evolution of UFG copper prepared by asymmetrical accumulative rolling-bonding process WANG Jun-li(王军丽), SHI Qing-nan(史庆南), QIAN Tian-cai(钱天才), WANG... with grain size of 30-60 μm was processed by plastic deformation of asymmetrical accumulative rolling-bonding (AARB) with the strain of 3.2. The effects of annealing temperature and time on microstructural......
Improving mechanical properties of Mg-Al-Zn alloy sheets through accumulative roll-bonding ZHAN Mei-yan(詹美燕)1, 2, LI Yuan-yuan(李元元)2, CHEN Wei-ping(陈维平)2 1. Analytical and Testing Center, South...: Experiments were conducted to evaluate the potential for improving the mechanical properties of Mg-Al-Zn alloy at room temperature by subjecting to accumulative roll-bonding(ARB). It is shown that ARB may......
Trans. Nonferrous Met. Soc. China 22(2012) 2672-2678 Formation mechanism and organizational controlling of ultra-fine-grain copper processed by asymmetrical accumulative rolling-bond and annealing... was processed by six passes asymmetrical accumulative rolling-bond (AARB) and annealing, the ultra-fine-grained (UFG) copper with grain size of 200 nm was obtained, and the microstructures......
accumulative rolling-bonding process[J]. Transactions of Nonferrous Metals Society of China, 2010, 20(4): 559-563. [14] KUMAR P, KAWASAKI M, LANGDON T G. Review: Overcoming the paradox of strength and ductility... and Technology, 2014, 30(15): 1973-1982. Effect of pre-annealing time on tensile deformation behavior of accumulative rolling bonding ultrafine grained Cu at room temperature LI Min1, 2, JIANG......
; (1) 图4 异步轧制不同压下率下Al/Al试样界面焊合和分离的OM像 Fig. 4 OM images of interface welding and separation of Al/Al samples after asymmetrical rolling at different reduction rates... of interface welding and separation of Al/Al samples after asymmetrical rolling at different reduction rates 本实验发现工业纯铝经过两道次的同步轧制后,在室温下实现了界面的焊合.由于焊合是在室温下进行的,Al原子在两个界面间只是处于物理和化学作用阶段,完成了三阶段理论的前两个阶段,但没有扩散阶段......
:TU435 文献标志码:A 文章编号:1672-7207(2009)06-1751-06 Accumulative effect of soil nailing under cyclic... increases with the increase of cyclic load number, indicating obvious accumulative effect. The shape of settlement of slope crest is half-bowl with unobvious accumulative effect. Axial force of soil nails has......
and the thickness of diffusion layer, respectively. Key words: diffusion layer; Cu/Al multilayers; accumulative roll bonding; rolling temperature; intermetallics; mechanical properties 1 Introduction... determines the mechanical properties of Cu/Al laminates subjected to accumulative roll bonding. When the rolling temperature is higher than 450 °C, the diffusion layer plays the key role compared......
with large perimeter difference was studied by means of experiments and FE simulation. It is an asymmetrical one and the expansion ratio is 70 percent. The part is successfully hydroformed by applying... from the experiment and simulation results that the tubular part with large perimeter difference, long expansion area and asymmetrical shape can be obtained in one step, applying the useful wrinkles......
foils. The process consisted of the accumulative roll-bonding (ARB) for making a laminated Fe/Al sheet and the subsequent heat treatment promoting a solid phase reaction in the laminated Fe/Al sheet... ks at 1123 or 1173 K. 关键词:iron aluminide; intermetallic compound; accumulative roll bonding; interfacial reaction; reactive diffusion; [全文内容正在添加中] ......
) by accumulative roll bonding(ARB) processing technique.The microstructures of Al and Mg alloy layers were characterized by scanning electron microscopy and transmission electron microscopy.Vickers...Microstructures and Mechanical Properties of Al/Mg Alloy Multilayered Composites Produced by Accumulative Roll BondingH.S.Liu 1),B.Zhang 2) and G.P.Zhang 1) 1) Shenyang National Laboratory......