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非调质冷镦钢减定径轧制过程中组织演变的仿真分析章静1,董斌1,孙维2,曹杰1,阎军2(1.安徽省马鞍山市安徽工业大学 材料科学与工程学院2.马鞍山钢铁股份有限公司 技术中心,安徽马鞍山 243000)摘 要:为预测非调质冷镦钢的组织性能,在有限元软件MSC.Marc的基础上进行二次开发,建立了非调质冷镦钢减定径轧制的有限元模型.开发了非调质钢组织演变子程序,研究了非调质钢在减定径机组轧制过程中组织性能的变化规律.研究结果表明:在减定径阶段只发生了静态再结晶,再结晶晶粒大小从表面到中心逐渐增大.关键......
; electrodeposition; hydrogen evolution reaction; Ni-Fe-P; catalytic activity; [全文内容正在添加中] ......
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; 文献标志码:A Microstructure evolution of Al-20%Si alloy with ultrasonic standing wave treatment WANG Hong-ling, LE Qi-chi, ZHANG Zhi-qiang, CUI Jian-zhong, ZHANG Xiang-wen (Key... and the microstructure evolution of Al-20%Si alloy was studied under different ultrasonic powers. The course of crystallization and mechanism of microstructural refinement for the ultrasonic treated......
) and transmission electron microscopy (TEM) were used to investigate effect of electropulsing on microstructure and texture evolution of Ti-6Al-4V during cold drawing. Research results demonstrate... evolution between conventional cold drawing and EPT cold drawing indicates that the EPT promotes prismatic <a> slip moving, restricts pyramidal <c+a> slip occurring and accommodates the deformation with c......
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Trans. Nonferrous Met. Soc. China 23(2013) 2951-2956 Phase evolution of plasma sprayed Al2O3-13%TiO2 coatings derived from nanocrystalline powders Xue-cheng LU1,2, Dian-ran YAN1, Yong YANG1, Yan-chun... feedstock for thermal spraying, and then Al2O3-13%TiO2 nanocoatings were deposited by plasma spraying. The evolution of morphology, microstructure, and phase transformation of the agglomerated powder......
. Advanced catalysts for sustainable hydrogen generation and storage via hydrogen evolution and carbon dioxide/nitrogen reduction reactions[J]. Progress in Materials Science, 2018, 92: 64-111. [7] ZHANG... W J, ZHU G X, YAO C G, et al. Porous amorphous FeCo alloys as pre-catalysts for promoting the oxygen evolution reaction[J]. Journal of Alloys and Compounds, 2020, 828: 154465. [9] XIONG K, HUANG L P......