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4 挤压态AZ91镁合金样品的OM及SEM-BSE像 |
Fig.4 Low (a-d) and high (e-h) magnification OM images and SEM-BSE images (i-l) of the extrude AZ91 magnesium alloy samples (The black dashed areas in Figs.4b-d are coarse-grained areas, and the black arrows in Figs.4f-h are long-strip second phases) (a, e, i) 250EX (b, f, j) EPAE-1 (c, g, k) EPAE-2 (d, h, l) EPAE-3 |
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