冷却速率对β凝固γ-TiAl合金硼化物和室温拉伸性能的影响

王希,刘仁慈,曹如心,贾清,崔玉友,杨锐

Effect of Cooling Rate on Boride and Room Temperature Tensile Properties of β-Solidifying γ-TiAl Alloys

Xi WANG,Renci LIU,Ruxin CAO,Qing JIA,Yuyou CUI,Rui YANG

表1 图3a和b中不同位置EDS分析结果 (atomic fraction / %)

Table 1 EDS analyses of different positions in Figs.3a and b (atomic fraction / %)

Position Phase Ti Al Nb Mo 1 β 53.25 38.54 5.15 3.06 2 Boride 62.58 27.81 7.99 1.62