O含量对Ti2448合金时效析出行为及力学性能的影响

李丹, 宫得伦, 郝玉琳

Effect of O Content on the Aging Precipitation Behavior and Mechanical Properties of Ti2448 Alloy

LI Dan, GONG Delun, HAO Yulin

图12 923 K、10 min + 773 K、1~4 h双步热处理后Ti2448-LO和Ti2448-HO合金的ECCI像

Fig.12 ECCI images of Ti2448-LO (a-c) and Ti2448-HO (d-f) alloys after annealing at 923 K for 10 min and followed by aging at 773 K for 1 h (a, d), 2 h (b, e), and 4 h (c, f)