It was shown that the compressive strength and ductility at RT of Ti-8.5wt%Si eutectic alloy can be improved effectively by additional minim elements such as Y, Be, Sm, B, Nd.

• 试验表明；添加适量钇、铍、钐、硼、钕等元素；均可有效提高Ti-8.；5%25Si合金的室温压缩强度和塑性；并细化其微观组织。