脉冲电流对AZ91镁合金温挤压过程中动态析出和微观组织的影响

王彬杉, 徐光, 任睿, 张强, 单召辉, 樊建锋

Effect of Electropulse on Dynamic Precipitation and Microstructure of AZ91 Magnesium Alloy During Warm Extrusion

WANG Binshan, XU Guang, REN Rui, ZHANG Qiang, SHAN Zhaohui, FAN Jianfeng

图6 挤压态AZ91镁合金样品的SEM-SE像及EDS结果

Fig.6 SEM-SE images (a, b, d-l) and EDS results (c) of the 250EX (a, b), EPAE-1 (d-f), EPAE-2 (g-i), and EPAE-3 (j-l) AZ91 magnesium alloy samples (a, d, g, j) SEM-SE images of fine grain region (b, e, h, k) SEM-SE images of the whole region (f, i, l) SEM-SE images of coarse grain region