AZ31镁合金双峰组织形成机制及其变形行为

周雯慧, 熊锦涛, 黄思程, 王鹏昊, 刘勇

Formation Mechanism and Deformation Behavior of AZ31 Magnesium Alloy Bimodal Structure

ZHOU Wenhui, XIONG Jintao, HUANG Sicheng, WANG Penghao, LIU Yong

图1 AZ31镁合金挤压过程及取样位置示意图

Fig.1 Schematics of the extrusion process and sampling positions of AZ31 magnesium alloy (ED—extrusion direction) (a, b) extrusion dies with extrusion ratios of 2.5 (a) and 5 (b) (c) schematic of extrusion direction (d, e) sampling diagrams of ϕ330 mm (d) and ϕ140-220 mm (e) (R—radius) (f) dimensions of tensile specimens (unit: mm)