中国激光, 2020, 47 (1): 0102008, 网络出版: 2020-01-09
激光熔化沉积TiC/CaF2/Inconel 718复合材料的组织及高温摩擦磨损性能 下载: 1260次
Microstructure and High-Temperature Friction and Wear Properties of TiC/CaF2/Inconel 718 Composite Fabricated Using Laser Melting Deposition Technique
图 & 表
图 1. 激光熔化沉积复合材料的X射线衍射图谱
Fig. 1. X-ray diffraction pattern of laser-melting- deposited composite
图 2. 激光熔化沉积复合材料典型显微组织的SEM照片。(a)低倍照片;(b)高倍照片;(c)局部放大
Fig. 2. SEM images of typical microstructure of laser-melting-deposited composite. (a) SEM image with low magnification; (b) SEM image with high magnification; (c) local-magnified SEM image
图 3. 激光熔化沉积复合材料及对比样的平均显微硬度
Fig. 3. Average microhardnesses of laser-melting-deposited composite and reference specimen
图 4. 激光熔化沉积复合材料及对比样的磨损率、相对耐磨性随载荷的变化
Fig. 4. Wear rate and relative wear-resistance as functions of test load for laser-melting-deposited composite and reference specimen
图 5. 激光熔化沉积复合材料及对比样的摩擦因数曲线
Fig. 5. Friction-coefficient curves of laser-melting-deposited composite and reference specimen
图 6. 激光熔化沉积复合材料及对比样磨痕的横截面轮廓曲线
Fig. 6. Cross-section profile curves of wear scars of laser-melting-deposited composite and reference specimen
图 7. 激光熔化沉积复合材料和对比样的磨损表面形貌。(a)对比样;(b)激光熔化沉积复合材料
Fig. 7. Worn-surface morphologies of laser-melting-deposited composite and reference specimen.(a) Reference specimen; (b) laser-melting-deposited composite
表 1Inconel 718粉的化学成分
Table1. Chemical compositions of Inconel 718 powder
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表 2对应图2 (c)中不同区域的EDS分析结果
Table2. Results of EDS analysis corresponding to different regions in Fig. 2 (c)
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刘志宏, 刘元富, 张乐乐, 陈德强, 石晨晓, 陆富刚, 冯志成, 金杰. 激光熔化沉积TiC/CaF2/Inconel 718复合材料的组织及高温摩擦磨损性能[J]. 中国激光, 2020, 47(1): 0102008. Zhihong Liu, Yuanfu Liu, Lele Zhang, Deqiang Chen, Chenxiao Shi, Fugang Lu, Zhicheng Feng, Jie Jin. Microstructure and High-Temperature Friction and Wear Properties of TiC/CaF2/Inconel 718 Composite Fabricated Using Laser Melting Deposition Technique[J]. Chinese Journal of Lasers, 2020, 47(1): 0102008.