图2. 含Nb无取向硅钢经退火后的EBSD晶界图与取向分布图

Fig.2. EBSD image quality mapping with boundaries (a~c) and orientation mapping (d~f) on the Nb-containing non-oriented silicon steel after annealing at 750 ℃ (a, d), 800 ℃ (b, e) and 900 ℃ (c, f) (The red and green lines represent low and high angle boundaries with the misorientations between 2° and 15°, and more than 15°, respectively)Color online