Effects of cooling rate on solidification behavior of dilute Al-Sc and Al-Sc-Zr solid solution

• 作 者: 金头男 聂祚仁 徐国富 阮海琼 杨军军 付静波 左铁镛
• 机 构: SchoolofMaterialsScienceandEngineering
• 出 处: Transactions of Nonferrous Metals Society of China
• 发表日期: 2004年1期
• 关键词: Al-Sc Al-Sc-Zr 铝合金 凝固 冷却速率 TEM AlSc AlScZr solidification cooling rate solid

Six alloys with different compositions of Al-0.1%Sc, Al-0.3%Sc, Al-0.3%Zr, Al-0.1% Sc-0. 1%Zr,Al-0.3%Sc-0.1%Zr and Al-0.3%Sc-0.3%Zr were prepared by casting in a wedge shaped copper mould. The hardness test, microstructure observation, and DSC thermal ana