文章编号：(1996)02-131-4
SiCp/ LY 12复合材料的超塑性变形特性①
(上海交通大学复合材料研究所，上海200030)
摘 要: 对SiCp/ LY12复合材料在超塑性变形前后的内部组织、超塑性断裂延伸率、m-δ关系进行了研究，并分析了其原因。
关键字: 复合材料 超塑性 变形特性
CHARACTERISTICS OF SUPERPLASTIC DEFORMATION
OF SiCp/LY12COMPOSITE
OF SiCp/LY12COMPOSITE
（Shanghai Jiao Tong University,Shanghai 200030）
Abstract:The microstructure, superplasticity fracture, elongation andm-δrelation of SiCp/LY12composite before and after superplastic deformation were studied. The cause of superplasticity was also analysed.
Key words: SiCp/LY composite superplasticity deformation characteristic microstructure
