共搜索到5727条信息，每页显示10条信息，共573页。用时：0小时0分0秒403毫秒
Hot Cracking in AZ31 and AZ61 Magnesium AlloyC.J. Huang1), C.M. Cheng2), C.P. Chou1) and F.H. Chen2) 1) Department of Mechanical Engineering, National Chiao Tung University, Hsinchu 300, Taiwan... of thermal cycles and augmented strain on hot cracking in AZ31 and AZ61 magnesium alloy. Statistical analyses were performed. Following observation using a scanning electron microscope (SEM), an energy......
is not observed for annealing time up to 10 000 h at 450 °C. Key words: AZ31; magnesium alloy; uniaxial compression; annealing; grain growth; texture 1 Introduction The improvement of the superplasticity (SP... for superplastic flow in Mg-based alloys[1]. It was reported that static and isochronal annealing of hot deformed magnesium alloy AZ31 resulted in grain coarsening without texture change relative......
semisolid extrusion of AZ31 magnesium alloy for producing the round bar with diameter of 10 mm was investigated. Effects of technological conditions on microstructures of AZ31 alloy during CSEP were studied... at the exit of roll-shoe gap; the semisolid AZ31 alloy was continuously extruded. So slurry preparation and extrusion were organically combined. The testing material is AZ31 magnesium alloy with solidus......
alloy. Key words: AZ31; AZ91D; ZK60; wrought magnesium alloy; stress; strain ...-applications- potential [J]. Mater Sci Eng A, 2001, 302(1): 37-45. [3] PEREZ-PRADO M T, RUANO O A. Texture evolution during annealing of magnesium AZ31 alloy [J]. Scripta Mater, 2002, 46: 149-155. [4......
......
Kinetics of recrystallization for twin-roll casting AZ31 magnesium alloy during homogenizationHu Zhao,Pei-jie Li,and Liang-ju He National Center of Novel Materials for International Research,Tsinghua University,Beijing 100084,China摘 要:The kinetics of recrystallization for twin-roll casting AZ31 magnesium alloy with different thicknesses during......
)_2·4H_2O; NiSO_4·6H_2O; NiCO_3·2Ni(OH)_2·4H_2O; 耐蚀性; AZ31 magnesium alloy; Ni(CH_3COO)_2.4H_2O; ance; [全文内容正在添加中] ...3种主盐对AZ31镁合金Ni-P化学镀层性能的影响 杨猛1,袁亮1,丁毅1,马立群1,贺忠臣1 (1.南京工业大学材料科学与工程学院,江苏,南京,210009) 摘要:对镁合金进行化学镀,主盐对镀层性能有重要影响.分别以Ni(CH_3COO)_2·4H_2O,NiSO_4·6H_2O,NiCO_3·2Ni(OH)_2·4H_2O为主盐,在AZ31镁合金表面化学镀.分别采用扫描电镜(SEM......
Grain refinement of AZ31 magnesium alloy by Al-Ti-C-Y master alloy许春香,卢斌峰,吕正玲,梁伟摘 要:Al-Ti-C-Y master alloy was prepared by combining SHS technique and melting-casting method. The microstructure of master alloy and its grain-refining effect on AZ31 alloy were investigated by means of OM, XRD, SEM and EDS. Experimental results indicated that the prepared......
Microstructural evolution characterization of friction stirring welded AZ31 magnesium alloyZHANG Hua, LIN Sanbao, WU Lin, and FENG JicaiState Key Lab of Advanced Welding Production Technology, Harbin Institute of Technology, Harbin 150001, China摘 要:<正>A friction stirring welding to joint 5 mm rolled AZ31 magnesium had been developed......
Thermal-stress Simulation of Direct-chill Casting of AZ31 Magnesium Alloy Billets胡红军摘 要:Two-dimensional (2D) transient coupled finite element model was developed to compute the temperature and stress field in cast billets, so as to predict the defects of the I-type billets made from AZ31 magnesium alloy and find the causes and solutions for surface......
