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Trans. Nonferrous Met. Soc. China 22(2012) 246-254 Modeling of strain hardening and dynamic recrystallization of ZK60 magnesium alloy during hot deformation HE Yun-bin, PAN Qing-lin, CHEN Qin, ZHANG... stress behavior of ZK60 alloy at elevated temperature was investigated. The strain hardening and dynamic recrystallization of the alloy were modeled by Kocks-Meching model and Avrami equation......
Strain amplitude-dependent internal friction of as-cast high damping magnesium alloy during cyclic vibrationDi-Qing WanKey Laboratory of Ministry of Education for Conveyance and Equipment, East China Jiaotong University摘 要:An investigation on strain amplitude-dependent internal friction (IF) of an as-cast high damping Mg-7 wt% Ni alloy was carried out......
A flexible and high temperature tolerant strain sensor of La0.7Sr0.3MnO3/MicaMin Guo1,Cheng Yang1,Dong Gao1,Qiang Li1,Aihua Zhang1,Jiajun Feng2,Hui Yang1,Ruiqiang Tao1,Zhen Fan1,Min Zeng1,Guofu.... In this work, we present a multimodal flexible sensor based on functional oxide La0.7Sr0.3MnO3(LSMO) thin film deposited on mica substrate. As a strain sensor, it shows excellent sensitivity to mechanical......
Strain Hardening Associated with Dislocation,Deformation Twinning,and Dynamic Strain Aging in Fe–20Mn–1.3C–(3Cu) TWIP SteelsLingyan Zhao1,Dingyi Zhu1,Longlong Liu1,Mingjie Wang1,31. College... on stacking fault energy,dislocation slip,mechanical twinning,and strain hardening in Fe–20Mn–1.3C twinning-induced plasticity(TWIP) steels were systematically investigated.The stacking fault energy was raised......
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Shrinkage and Expansive Strain of Concrete with Fly Ash and Expansive Agent高培伟Department of Civil Engineering,Nanjing University of Aeronautics & Astronautics摘 要:The effects of fly ash and MgO-type expansive agent on the shrinkage and expan-sive strain of concrete with high magnesia cement were investigated. The results show that high volumes of fly ash......
Trans. Nonferrous Met. Soc. China 22(2012) 1902-1906 Finite element analysis of strain distribution in ZK60 Mg alloy during cyclic extrusion and compression LIN Jin-bao1,2, WANG Qu-dong 2, LIU... November 2011; accepted 9 May 2012 Abstract: Finite element method was used to study the strain distribution in ZK60 Mg alloy during multi-pass cyclic extrusion and compression (CEC). In order......
Effects of Strain Rate on Dislocation for TA15 Alloy during Hot Compressive Deformation刘勇School of Materials Science and Engineering,Harbin Institute of Technology摘 要:The effects of strain rate on the dislocation type and dislocation configure of TA15 alloy were investigated.The experimental results show that the operating dislocation type changes from......
EFFECTS OF STRAIN RATIO ON THERMAL-MECHANICAL CYCLIC STRESS-STRAIN RESPONSE AND FATIGUE LIFE IN DS SUPERALLOY DZ125 R.Z.Chen1,G.D.Zhang1,Y.H.He1,S.L.Liu1 (1.Beijing Institute of Aeronautical Materials, Beijing 100095,China) Abstract:The effects of strain ratio on thermal-mechanical cyclic stress-strain response and fatigue life in DS superalloy DZ125 have been studied by performing tests......
Strain rate sensitivity and activation volume of electrodeposited nanocrystalline Ni and Ni-Co alloysLIAN Jianshe,GU Changdong,LI Guangyu,and JIANG Qing Key Laboratory of Automobile Materials... of the electrodeposited 40 nm grain sized Ni,25 nm Ni-1.7 wt.%Co,and 13 nm Ni-8.6 wt.%Co alloys at various strain rates and room temperature were reviewed with emphasis on strain rate sensitivity and activation volume......