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pressing; cold rolling; ultra-fine grain  ... Microstructures of ultra-fine grained FeCoV alloys processed by ECAP plus cold rolling and their evolutions during tempering WU Lai-zhi(伍来智)1, CHEN Jun(陈 军)1, DU Zhong-ze(杜忠泽)2, WANG Jing-tao(王经......
industrial pure Al. Key words: equal channel angular pressing; ultra-fine grain; corrosion behavior; industrial pure Al  ... pressing(ECAP) as one of the most effective methods for fabricating bulk ultra-fine grained(UFG) materials with grain sizes in the range of 10-1000 nm has attracted great attention in the last decade [1......
">By careful design of rolling schedule,ultra-fine (~2μm) ferrite grains in a low carbon high niobium (0.09wt%Nb) micro-alloying steel with average austenite grain sizes above 800 μm can be achieved...Ultra-fine ferrite grains obtained in the TSDR processLing Zhang1),Wangyue Yang1),Chunxia Xue2),and Zuqing Sun2) 1) School of Materials Science and Engineering,University of Science and Technology......
">Ultra-fine titanium carbonitride(TiCN) matrix materials with a grain size less than 1 μm were successfully prepared by vacuum microwave sintering.The milling process for raw TiCN particles...Preparation and properties of ultra-fine TiCN matrix cermets by vacuum microwave sinteringZHANG Hou’ana,YAN Dikeb,and TANG Siwenb a Institute of Material Preparation and Applied Technology,Xiamen......
to the grain boundary strengthening and the interstitial solid solution strengthening.It is expectable that the MA and SPS processes are the promising methods to synthesize ultra-fine grains and homogenous...Microstructure and mechanical properties of ultra-fine grained MoNbTaTiV refractory high-entropy alloy fabricated by spark plasma sinteringQing Liu,Guofeng Wang,Xiaochong Sui,Yongkang Liu,Xiao Li......
with single shot; (b) Irradiated with 10 shots Figure 3 shows the surface morphology of oxides dispersion strengthened W with ultra fine grain size (about 0.25 μm) after high heat flux test. It is easily... dispersion strengthened W with ultra fine grain size (about 0.5 μm) presents the cracking and boiling bubbles on the surface exposed to the high heat flux (Fig. 4). The dispersion particle is ZrC......
, VALIEV R Z, LANGDON T G. Structural evolution and the Hall-Petch relationship in an Al-Mg-Li-Zr alloy with ultra-fine grain size [J]. Acta Materialia, 1997, 45: 4751-4757. [2] IWAHASHI Y, FURUKAWA M.... Structure and properties of ultra-fine grain Cu-Cr-Zr alloy produced by equal-channel angular pressing [J]. Acta Materialia, 2002, 50: 1639-1651. [12] IWAHASHI Y, WANG J, HORITA Z, NEMOTO M, LANGDON T G......
: Al/Cu laminated composite; roll bonding; interface; ultra-fine grain 1 Introduction Metallic laminated composites are attracting considerable attentions due to the significant interface effect... and organizational controlling of ultra-fine-grain copper processed by asymmetrical accumulative rolling-bond and annealing [J]. Transactions of Nonferrous Metals Society of China, 2012, 22(11......
and dislocations). The other is ECAP refined β-phase, providing no barrier to the corrosion propagation in α-phase matrix. Key words: AZ91D; ultra-fine grain; equal channel angular pressing; corrosion... behavior of ultra-fine grained bulk AZ91D Mg alloy fabricated by equal-channel angular pressing SONG Dan1, 2, MA Ai-bin1, JIANG Jing-hua1, LIN Ping-hua1, FAN Jun-feng1, YANG Dong-hui1 (1......
and microstructure were also studied. Key words: equal channel angular pressing; crystallographic texture; aluminum alloy; ultra-fine grain 1 Introduction Equal channel angular pressing (ECAP... pressing routes on high-strain-rate deformation behavior of ultra-fine-grained aluminum alloy [J]. Acta Mater, 2010, 58: 2545-2554. [40] IWAHASHI Y, HORITA Z, NEMOTO M, LANGDON T G. The process of grain......