共搜索到7806条信息,每页显示10条信息,共781页。用时:0小时0分0秒593毫秒
Trans. Nonferrous Met. Soc. China 23(2013) 3545-3552 Microstructure evolution of Al-Ti liquid-solid interface Shu-ying JIANG, Shi-chun LI, Lei ZHANG School of Electromechanical Engineering, China...: Al-Ti liquid-solid interface; diffusion-reaction zone; microstructure evolution; growth mechanism 1 Introduction The Al-Ti composites, which can maximize the potentials of aluminum and titanium......
of composite was simulated with ductile fracture criteria[7-10]. WANG et al[11] qualitatively analyzed the mechanism of forming defects in the process of liquid-solid extrusion by use of 3D coupled... Damage prediction for magnesium matrix composites formed by liquid-solid extrusion process based on finite element simulation QI Le-hua(齐乐华)1,2, LIU Jian(刘 健)1, GUAN Jun-tao(关俊涛)1, SU Li-zheng(苏力......
not usually involve the interface transition. The treatments to the deformation of the liquid zone are different in literatures. KEN-ICHIRO et al[7] simulated the forming process of solid metal... Trans. Nonferrous Met. Soc. China 20(2010) s911-s915 Treatment of discontinuous interface in liquid-solid forming with extended finite element method ZHOU Ji-ming(周计明)1,2, QI Le-hua(齐乐华......
Temperature distribution in front of the liquid-solid interface in the undercooled pure melt influenced by a transverse far field flowMingwen Chen1,2), Zidong Wang2), Wei Yang3), Renji Sun1... the liquid-solid interface, when affected by a transverse far field flow, the temperature distribution in the direction of crystal growth presents an oscillatory and decay front in the side of liq- uid phase......
Liquid-solid interface control of BFe10-1-1 cupronickel alloy tubes during HCCM horizontal continuous casting and its effect on the microstructure and propertiesJun Mei1,2,Xin-hua Liu1,2,Yan-bin... the effects of processing parameters on the liquid-solid interface(LSI) position and the influence of LSI position on the surface quality,microstructure,texture,and mechanical properties of a BFe10-1-1......
profiles across interface Table 4 Shear strength of AZ91D/0Cr19Ni9 interface Based on the above analysis, the bonding mechanism of AZ91D to Al-coated 0Cr19Ni9 by liquid-solid compound casting could... between AZ91D and bare 0Cr19Ni9 by liquid-solid compound casting. There was a gap at the AZ91D/bare 0Cr19Ni9 interface. (2) Metallurgical bonding was achieved between AZ91D and Al-coated 0Cr19Ni9......
快速凝固Al-Ti合金的再结晶 吴进明1,叶仲屏2,李志章1 (1.浙江大学材料系,杭州,310027;2.浙江省经济建设规划院,杭州,310012) 摘要:本文研究了快速凝固Al-Ti合金的再结晶行为,探讨了增强相Al3Ti颗粒对合金再结晶进程的影响.结果发现,颗粒体积分数为0.001~0.14,颗粒半径为0.8~1.3μm的Al-Ti合金的再结晶温度为310~350℃,再结晶激活能为41.7~93.0KJ/mol.增强体Al3Ti的存在促进再结晶晶粒形核,增大再结晶驱动力,从而降低再结晶激活能,加速Al-Ti合金再结晶的进程. 关键词:Al-Ti合金; 快速凝固; 再结晶; [全文内容正在添加中] ......
及有色合金, 2018, 38(3): 295-299. CHEN Tian-ci, LI Yuan-dong, LI Ming, SUN Yan-lan, BI Guang-li, JIANG Chun-hong. Effect of pouring temperature on composite interface of A356/2024 sheet by solid-liquid...-an, CHEN Gang. Fabrication of Cu/Al compound materials by solid-liquid bonding mechanism[J]. The Chinese Journal of Nonferrous Metals, 2008, 18(3): 414-420. [10] MACWAN A, JIANG X Q, LI C, CHEN D L. Effect......
文章编号:1004-0609(2007)04-0554-06 Al-Ti熔体中C粉末的超声悬浮与TiC反应 李英龙1,曹富荣1,冯海阔2,陈彦博1 (1. 东北大学 材料与冶金学院,沈阳 110004; 2. 吉林大学 材料科学与工程学院,吉林 130025) 摘 要:设计了一种电致伸缩式单轴超声悬浮反应系统,在Al-Ti熔体中形成超声驻波,使C粉末悬浮在合金熔体中进行...性Ti,并通过Ti,C发生合成反应形成TiC相,同时,对TiC粒子具有热激活作用. 关键词:Al-Ti-C合金;晶粒细化剂;超声悬浮;反应机制 中图分类号:TB 559 文献标识码:A Ultrasonic levitation of C powder and TiC synthesis reaction in Al-Ti......
Al-Ti合金电镀镀层的耐蚀性 郭乃名1,过家驹2,魏振强2 (1.中国科学院化工冶金研究所,北京100080;2.北京科技大学,北京100083) 摘要:研究了不同含钛量的Al-Ti合金电镀镀层在0.5 mol/L H2SO4, 0.1% NaCl, 3.5% NaCl水溶液中的耐蚀性能, 800℃抗高温氧化性能以及300℃, 5% SO2气氛下的抗硫化性能, 并测定了镀层的硬度. Al-Ti合金镀层在稀H2SO4及含Cl-的溶液中具有优良的耐蚀性能以及具有良好的抗高温氧化性能及耐硫化性能. 增加镀层中的含钛量, 则可进一步提高Al-Ti合金镀层的耐蚀性. 关键词:Al-Ti合金; 腐蚀; 电镀; [全文内容正在添加中] ......