通过拉伸实验、光学显微镜和透射电子显微镜研究了锻造对Al-Fe-V-Si耐热铝合金力学性能和显微组织的影响.拉伸实验表明:锻造可以改善Al-Fe-V-Si合金的屈服强度和抗拉强度,更为重要的是,二次锻造后合金的延伸率得到了大幅度的提高,达到工业可以使用的范围.显微组织分析表明:锻造可以减少喷射沉积造成的分层现象,有效地破碎了层与层之间的氧化膜,加强了粉末颗粒之间的物理冶金结合,从而提高了该合金的力学性能.
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