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混合稀土对高铝锌基合金组织与性能的影响
引用本文:王智民 黄积荣 等. 混合稀土对高铝锌基合金组织与性能的影响[J]. 西安理工大学学报, 1995, 11(1): 32-37
作者姓名:王智民 黄积荣 等
作者单位:西安理工大学非铁合金研究所
摘    要:
研究了混合稀土对高铝锌基合金组织与性能的影响,结果表明:稀土的加入,使合金铸态组织细化,强度、塑性、韧性和耐磨性得以提高。在稀土加入量为0.1%时,湿砂型铸态组织中晶界与昌内均可观察到稀土相的存在,而在水冷金属型铸态组织中,却未观察到稀土的存在,稀土元素固溶于基体中。

关 键 词:锌基合金 组织 性能 混合稀土

The Effect of Mixed Rare Earth Elements on the Microstructure and Properties of High Aluminium Zinc-Based Alloy
Wang Zhimin, Huang Jirong, Zhang Jiyue. The Effect of Mixed Rare Earth Elements on the Microstructure and Properties of High Aluminium Zinc-Based Alloy[J]. Journal of Xi'an University of Technology, 1995, 11(1): 32-37
Authors:Wang Zhimin   Huang Jirong   Zhang Jiyue
Affiliation:Wang Zhimin; Huang Jirong; Zhang Jiyue
Abstract:
The effect of mixed rare earth elements on the microstructure and properties of high aluminium zinc-based alloy are studied. The results shown that the as-cast sttucture of this alloy is refined byaddition of RE, and the tensile strength,plasticity, toughness and wear-resistance are increased. ThePhase of containing RE can be observed both at the grain boundry and within the grain on the condition of green-sand casting with the addition of 0. 1% RE, but the phase of containing RE can not beoberved in the as-cast micrestructure on the condition of permanent mold with water cooling while therare earth elements were solid solubilized in the matrix.
Keywords:rare earth elements  zinc-based alloy  microstructure  properties
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