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J. Cent. South Univ. Technol. (2011) 18: 285-289 DOI: 10.1007/s11771-011-0692-8 Prediction model of residual stress field in aluminum alloy plate GONG Hai(龚海), WU Yun-xin(吴运新), LIAO Kai(廖凯... stress distribution characteristics of aluminum alloy. Using nonlinear regression technology, the function between stress value of key points on internal stress curve and surface stress of the plate......
HRTEM studies of aging precipitate phases in the Mg-10Gd-3Y-0.4Zr alloy王冬舒1,李德江1,谢艳才1,曾小勤21. National Engineering Research Center of Light Alloys Net Forming,School of Materials Science and Engineering,Shanghai Jiao Tong University2. State Key Laboratory of Metal Matrix Composites,Shanghai Jiao Tong University摘 要:Rare-earth(RE) element addition can......
HRTEM studies of aging precipitate phases in the Mg-10Gd-3Y-0.4Zr alloy王冬舒1,李德江1,谢艳才1,曾小勤21. National Engineering Research Center of Light Alloys Net Forming,School of Materials Science and Engineering,Shanghai Jiao Tong University2. State Key Laboratory of Metal Matrix Composites,Shanghai Jiao Tong University摘 要:Rare-earth(RE) element addition can......
J. Cent. South Univ. (2018) 25: 2272-2288 DOI: https://doi.org/10.1007/s11771-018-3912-7 Upper bound analysis of ultimate pullout capacity of shallow 3-D circular plate anchors based on nonlinear... of shallow horizontal circular plate anchors that are subjected to the ultimate pullout capacity (UPC) is determined. A derivative function of the projection function for projecting the 3-D......
; cold rolling annealing; mechanical properties; precipitate 连续铸轧制备的3003铝合金具有能耗低,流程短,加工成本低等优点,然而其发展却受到多方面的制约:常规铸轧生产的铝带坯枝晶网胞较发达,组织不均匀,晶粒较粗大,并且易产生中间偏析,导致铝带坯的力学性能下降,与通过传统铸锭热轧工艺制备的3003铝合金相比存在一定的差距,工业上一般采用添加变...金元素在基体相中的固溶度增加.对析出相进行EDS分析(见图9(d))可知,两种铸轧带坯中粗大的块状析出相主要为(Fe, Mn)Al6. 图9 3003铝合金铸轧板试样表面析出相的SEM像及EDS分析 Fig. 9 Precipitate morphologies and EDS pattern of 3003 aluminum roll-casting plates 图......
Injection molding of micro patterned PMMA plate Yeong-Eun YOO1, Tae-Hoon KIM1, Tae-Jin JE1, Doo-Sun CHOI1, Chang-Wan KIM2, Sun-Kyung KIM2 1. Department of Nanomanufacturing Technology, KIMM, 171... 21 April 2010; accepted 10 September 2010 Abstract: A plastic plate with surface micro features was injection molded to investigate the effect of pressure rise of melt on the replication of the micro......
Effect of Rolling Parameters on Plate Curvature during Snake Rolling付垚State Key Laboratory of Non-ferrous Metals and Processes,General Research Institute for Non-ferrous Metals摘 要:In order to predict the plate curvature during snake rolling,FE model was constructed based on plane strain assumption.The accuracy of the FE model was verifi ed......
reveal that, near peak aged state, the pre-aging treatment is more applicable to industrial processing due to the slow retrogression heating rates in 7055 aluminium alloy middle thick plate. After... temperature; retrogression; heating rate; 7055 aluminium alloy; middle thick plate Al-Zn-Mg-Cu系合金因其热加工性能好,在不同时效状态下拥有不同的强度,耐腐蚀性和韧性匹配,因而被欧美广泛应用于具有不同性能要求的航空航天结构件上[1-2].20世纪80年代,美国Alcoa公司通过进一步降低Si,Mn杂质元素......
In-situ Observation of Point Defect and Precipitate Evolvement of CLAM Steel under Electron IrradiationYong Xin1,Tongda Ma2,Xin Ju1,Jie Qiu31. Department of Physics,University of Science... defect and precipitate evolution of China low activation martensitic steel(CLAM) under electron beam irradiation were characterized by high voltage electron microscopy.The process was recorded in-situ......