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1 脉冲电流辅助挤压(EPAE)工艺以及脉冲电流产生的方波示意图 |
Fig.1 Schematic of the EPAE process and square wave generated by electric pulsing (EPAE—electropulse-assisted extrusion, ED—extrusion direction, Jm—peak pulse current density, τp—pulse width, τs—pulse spacing) |
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