1. 毕业设计（论文）的内容和要求
HP40Nb合金由于具有优良的蠕变强度和抗腐蚀性能，其在高温服役过程中微观组织会发生劣化，并进而造成其力学性能的降低。
本研究通过对HP40Nb合金进行不同温度的分段时效实验，观察合金微观组织形貌并分析析出相的成分，可获得HP40Nb合金的微观组织的演化规律；同时通过拉伸性能、硬度等力学性能测试，比较材料力学性能的变化，确定G相对HP40Nb合金力学性能的影响。
要求学生主要完成以下工作：①阅读文献30篇以上，其中英文8篇以上；②英文翻译（3000字以上）：1篇；③开题报告：1份；④实习报告：1份；⑤毕业论文：1篇；⑥图纸要求：CAD图纸不少于3张A1。
2. 参考文献
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