TC18钛合金大尺寸 β 晶粒制备及典型织构对力学性能的影响

颜孟奇, 吴泽浩, 佟健博, 黄利军, 黄驿胜

Preparation of Large-Sized β Grains and Effect of Typical Textures on Mechanical Properties of TC18 Titanium Alloy

YAN Mengqi, WU Zehao, TONG Jianbo, HUANG Lijun, HUANG Yisheng

图5 α + β两相区锻造3火次后TC18钛合金坯料各位置β相的晶粒取向分布图、再结晶变形晶粒分布图和极图

Fig.5 EBSD analyses of β phases at center (a, d, g), half thickness layer (b, e, h), and surface (c, f, i) of TC18 titanium alloy billet after three-pass forging at α + β region (a-c) grain orientation distribution maps (d-f) recrystallized grain distribution maps (g-i) pole figures