采用真空自耗电极电弧熔炼制成钕氧化物颗粒增强钛基复合材料.分析了不同Nd含量的钕氧化物颗粒增强钛基复合材料的组织.测试了复合材料棒材的拉伸、热稳定性、持久和蠕变等力学性能.结果表明,Nd元素的加入能够明显地细化铸锭的低倍组织和β热处理棒材的显微组织.随着加入的Nd含量增加,钕氧化物颗粒尺寸增大,其体积分数也明显增多.Nd元素的加入对复合材料的力学性能有利,尤其是高温性能.
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