Laser & Optoelectronics Progress, Volume. 53, Issue 12, 123102(2016)

Comparison of Hastelloy Coating and Fe-Based Amorphous Composite Coating Prepared by Laser Cladding on Q235 Steel

Wang Qinying1、*, Pu Yuwei1, Liu Shuang1, Xi Yuchen1, and Bai Shulin2
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  • 1[in Chinese]
  • 2[in Chinese]
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    Hastelloy coating and Fe-based amorphous composite coating were prepared by pulsed laser on Q235 steel substrate. Scanning electron microscope, X-ray diffractionmeter, Vickers hardness tester and electrochemical system were applied to characterizing the microstructure, phase composition, hardness and corrosion resistance of coatings. The results show that metallurgical bonding interface without obvious cracks and pores is observed between both coatings and substrate. Furthermore, Fe-based amorphous composite coating displays both crystalline structure and amorphous structure, while Hastelloy coating mainly owns eutectic and primary structures. It is found that two types of coatings show the similar corrosion resistance, while the Fe-based amorphous composite coating exhibits higher hardness than the Hastelloy coating.

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    Wang Qinying, Pu Yuwei, Liu Shuang, Xi Yuchen, Bai Shulin. Comparison of Hastelloy Coating and Fe-Based Amorphous Composite Coating Prepared by Laser Cladding on Q235 Steel[J]. Laser & Optoelectronics Progress, 2016, 53(12): 123102

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    Paper Information

    Category: Thin Films

    Received: Jun. 27, 2016

    Accepted: --

    Published Online: Dec. 14, 2016

    The Author Email: Qinying Wang (wangqy0401@126.com)

    DOI:10.3788/lop53.123102

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