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材料工程  2010 

初始宽度对AZ31轧制板材组织与性能的影响

, PP. 54-57

Keywords: 轧制,AZ31板,初始宽度,显微组织

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Abstract:

在相同条件下轧制了不同初始宽度的AZ31板坯,通过对轧后板材的组织观察、硬度测试、XRD和SEM实验,研究了初始宽度对AZ31板材轧制组织和性能的影响.结果表明初始宽度对AZ31镁合金轧制板材有一定影响;随着板坯宽度增加,轧后板材边部的硬度有所增加,再结晶晶粒比例增大,(0002)基面取向有所增加;板材中间部分的动态再结晶进行得更加完全,硬度比边部低,(0002)基面取向显著增加.

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