It was found that TiAl CrSi alloy exhibited good superplasticity in a very wide temperature range and the fracture of tensioned specimens had a close relationship with the formation and joining of cavities.

• 研究发现，等温锻造的TiAl－CrSi合金在很宽的温度区间都表现出较好的超塑性； 合金的断裂与孔洞的形成和连接有很大关系；