论文部分内容阅读
The composition of Al-Cu-Mn ternary eutectic alloy was chosen to be Al-32.5wt.%Cu-0.6wt.%Mn to theAI2Cu and Al12CuMn2 solid phases within an aluminum matrix (a-AI) from its melt. The AI-32.5wt.%Cu-0.6wt.%Mnalloy was directionally solidified at a constant