傅高升,陈贵清

• 1:福州大学材料科学与工程学院
• 2:福建船政交通职业学院机械工程系

摘要(Abstract)：

对经高效熔体处理的3003铝合金进行变形温度为300～500℃、应变速率为0.01～10.0 s-1的等温压缩热模拟实验。采用材料动态模型建立该合金的热加工图,并结合OM和TEM等测试方法对热变形后的微观组织进行分析,确定了该合金的热变形机制图。结果表明:该合金加工失稳区为变形温度300～380℃、应变速率1.0～10.0 s-1的区域,热变形加工的最佳工艺参数为变形温度380～430℃、应变速率1.0～10.0 s-1,在该区域合金主要发生动态再结晶。

关键词(KeyWords)： 3003铝合金;热加工图;微观组织;热变形机制图;热变形工艺参数

Abstract:

Keywords:

基金项目(Foundation): 福建省自然科学基金资助计划项目(E0610004,2012J01193);; 福建省教育厅A类科技项目资助(JA08249)

作者(Author): 傅高升,陈贵清

DOI: 10.13289/j.issn.1009-6264.2013.02.026

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