精品文档---下载后可任意编辑Y 对 AZ31 合金组织和力学性能的影响的开题报告题目：Y 对 AZ31 合金组织和力学性能的影响摘要：AZ 系列镁合金是一类轻质高强度材料，越来越多地应用于汽车制造、航空航天、电子设备等领域。本文讨论了添加不同比例的 Y 元素对 AZ31 镁合金的组织和力学性能的影响。通过扫描电子显微镜、透射电子显微镜和拉伸试验等手段对材料进行分析和测试。结果表明：适量的 Y 元素的添加可以有效地提高 AZ31 镁合金的强度和延展性能，并降低材料的变形温度。关键词：AZ31 合金；Y 元素；组织；力学性能Abstract: The AZ series magnesium alloys are a kind of lightweight high-strength materials, which are increasingly used in the fields of automobile manufacturing, aerospace, electronic equipment, etc. This paper studies the effect of adding Y element with different proportions on the microstructure and mechanical properties of AZ31 magnesium alloy. SEM, TEM, and tensile testing were used to analyze and test the materials. The results show that the addition of an appropriate amount of Y element can effectively improve the strength and ductility of AZ31 magnesium alloy and reduce the deformation temperature of the material.Keywords: AZ31 alloy; Y element; microstructure; mechanical properties
