The microstructures of ZA27 alloy was investigated during isothermal treatment at solid-liquid phase region,and the compositions of some structures were examined by EDXA.

• 对高锌铝基ZA27合金重新加热到固液两相区进行等温处理；研究了等温处理过程中组织的变化；并对有关组织的成分进行了测定.