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:st="on">China Received 6 July 2010; accepted 22 November 2010 Abstract: The formation and evolution characteristics of bcc phase during the isothermal relaxation... to the lower one, the hcp and fcc phases can be directly transformed from the glassy structure without undergoing the metastable bcc phase. The Ostwald’s "step rule" is impactful during the isothermal......
和EPMA元素分布面分析 Fig. 15 Microstructures and EPMA mapping of elements of alloy 5 (Au16Pt20Sn64) 图16 Au-Pt-Sn 三元系 700 ℃等温截面 Fig. 16 Isothermal section of Au-Pt-Sn system at 700 ℃ 2) 由于Pt... and microstructural evolution of the (AuSn)eut-Pt interconnection[J]. Journal of Alloys and Compounds, 2016, 688: 388-398. Isothermal section of Au-Pt-Sn ternary system at 700 ℃ HU Jie-qiong1, 2, XIE Ming1, 2......
homogeneity is significantly improved not only along the extrudate length but also on its cross section in the case of extrusion in the isothermal mode with a designed ram speed profile in the extrusion... Ram speed profile design for isothermal extrusion of AZ31 magnesium alloy by using FEM simulation LI Luo-xing(李落星)1, LOU Yan(娄 燕)2 1. State Key Laboratory of Advanced Design and Manufacturing......
Effect of frictions on cross section quality of thin-walled tube NC bending YANG He(杨 合), GU Rui-jie(谷瑞杰), ZHAN Mei(詹 梅), LI Heng(李 恒) College of Materials Science and Engineering, Northwest Polytechnic University, Xi’an 710072, China Received 21 September 2005; accepted 16 March 2006 Abstract: The effect of frictions between dies and tube on the cross section quality of thin-walled tube......
Isothermal oxidation behavior of cast Ni-base superalloy K44 LI Yun(李 云)1, LIU Xue-gui(刘学贵)1, GUO Jian-ting(郭建亭)2, YUAN Chao(袁 超)2, YANG Hong-cai(杨洪才)3 1. College of Applied Chemistry, Shenyang... scale after oxidation were characterized by scanning-electron spectroscope (SEM), and EPMA equipped with an EDXS unit, and element distribution maps was utilized to investigate the cross section......
the frequency shift of alumina in TGO after isothermal oxidation. The laser (He-Ne, 632.8 nm) was focused at 15 positions along flat section of TGO during the measurements and the laser spot size was set... Trans. Nonferrous Met. Soc. China 22(2012) 1629-1637 Effects of supersonic fine particles bombarding on thermal barrier coatings after isothermal oxidation HAN Yu-jun1,2, YE Fu-xing1,2, DING......
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Microstructure and isothermal oxidation of 3Al2O3·2SiO2/SiC coating on high and low density carbon-carbon compositesL. GBOLOGAH1, XIONG Xiang (熊翔) 1, HAO Han-lin(郝安林)2, Zeng Yi(曾毅) 1, Zhang Wu... of 3Al2O3·2SiO2/SiC coatings and C/C substrates during isothermal oxidation cycle at 1 500 ºC was investigated using X-ray diffractometer (XRD) and scanning electron microscope (SEM) mounted......
Effect of holding time on microstructure of Mg-9Al-1Si alloy during semisolid isothermal heat treatment MA Guo-rui(马国睿), LI Xin-lin(李新林), LI Qing-fen(李庆芬) Center for Biomedical...: The effects of isothermal holding time on the semisolid microstructure of Mg-9Al-1Si (mass fraction,%) alloy were investigated. The research results indicate that the Mg-9Al-1Si alloy with non-dendritic......
Microstructure evolution of semi-solid Mg-14Al-0.5Mn alloys during isothermal heat treatment ZHANG Liang(张 亮), CAO Zhan-yi(曹占义), LIU Yong-bing(刘勇兵) Key Laboratory of Automobile... that exhibits a wide solidification range and sufficient fluidity for semi-solid forming was designed. And the microstructure evolution of semi-solid Mg-14Al-0.5Mn alloy during isothermal heat treatment......