Chinese Journal of Lasers, Volume. 47, Issue 5, 0502010(2020)

Microstructure and Wear Resistance of Carbon Fibers Reinforced 316L Stainless Steel Prepared Using Laser Cladding

Songya He1, Xiaodong Liu1, Shuzhen Zhao1, Jianbo Jin1, and Shengfeng Zhou2、*
Author Affiliations
  • 1Laser Technology Institute, School of Physical Science and Technology, Tiangong University, Tianjin 300387, China
  • 2Institute of Advanced Wear & Corrosion Resistance and Functional Materials, Jinan University,Guangzhou, Guangdong 510632, China;
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    Carbon fibers (CFs) reinforced 316L stainless steels are prepared using laser cladding (LC) and the effects of scanning speed on the microstructure, microhardness, and wear resistance of carbon fibers reinforced 316L stainless steel are investigated in this study. Results show that the laser cladded 316L stainless steel without carbon fibers is composed of γ-Fe phase, the phases of the laser cladding carbon fibers reinforced 316L stainless are mainly composed of M23C6, γ-Fe and α-Fe, and M23C6 homogeneously distributes between γ-Fe and α-Fe dendrites. As the scanning speed increases, the distance between the dendrite arms decreases, while the microhardness first increases and then decreases. As a result, the wear resistance first enhances and then decreases. When the scanning speed is 12 mm/s, the laser cladding carbon fibers reinforced 316L stainless steel exhibits the highest wear resistance, and its wear resistance increases by approximately 25.3% compared with that of the laser cladded 316L stainless steel without carbon fibers.

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    Songya He, Xiaodong Liu, Shuzhen Zhao, Jianbo Jin, Shengfeng Zhou. Microstructure and Wear Resistance of Carbon Fibers Reinforced 316L Stainless Steel Prepared Using Laser Cladding[J]. Chinese Journal of Lasers, 2020, 47(5): 0502010

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    Paper Information

    Category: laser manufacturing

    Received: Nov. 27, 2019

    Accepted: Jan. 10, 2020

    Published Online: May. 12, 2020

    The Author Email: Zhou Shengfeng (zhousf1228@163.com)

    DOI:10.3788/CJL202047.0502010

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