本发明公开了一种多相增强钛合金复合材料制备方法，该制备方法包括以下步骤：步骤S1：将钛合金材料、碳化硼磨球按一定比例放入低温球磨罐中，向球磨罐中加入球磨介质，通入惰性气体60s并排气10s；步骤S2：设定球磨温度后，将球磨罐在行星式球磨机中进行球磨处理；步骤S3：将球磨后的浆料过滤、烘干，得到球磨后复合粉体；步骤S4：将复合粉体过筛，分别留取15‑53um和53‑105um两种粒径范围的粉体。本发明中复合材料无需额外添加第二种复合相，单纯采用由于磨球磨损带来的碳化硼；碳化硼与钛合金在增材制造成型时发生原位反应，同时生成T i B晶须和T i C纳米颗粒，使钛合金强度、硬度增加。
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