• Laser & Optoelectronics Progress
  • Vol. 55, Issue 6, 061403 (2018)
Chengyi Ning1、2、1; 2; , Yihui Huang1、1; *; , Guangyi Zhang1、1; , and Wenwu Zhang1、1;
Author Affiliations
  • 1 Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, Ningbo, Zhejiang 315201, China
  • 2 Nano Science and Technology Institute, University of Science and Technology of China, Suzhou, Jiangsu 215000, China
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    DOI: 10.3788/LOP55.061403 Cite this Article Set citation alerts
    Chengyi Ning, Yihui Huang, Guangyi Zhang, Wenwu Zhang. Wear Resistance and Electrochemical Properties of 6061Aluminum Alloys Treated by Laser Shock Peening[J]. Laser & Optoelectronics Progress, 2018, 55(6): 061403 Copy Citation Text show less
    Morphologies of different samples. (a) T0; (b) T1; (c) T2
    Fig. 1. Morphologies of different samples. (a) T0; (b) T1; (c) T2
    XRD patterns of different samples
    Fig. 2. XRD patterns of different samples
    Cross-sectional micro-hardness distribution
    Fig. 3. Cross-sectional micro-hardness distribution
    Metallographic images of different samples. (a) T0; (b) T1; (c) T2
    Fig. 4. Metallographic images of different samples. (a) T0; (b) T1; (c) T2
    Tafel polarization curves of different samples
    Fig. 5. Tafel polarization curves of different samples
    SEM morphologies of different samples after corrosion. (a) T0; (b) T1
    Fig. 6. SEM morphologies of different samples after corrosion. (a) T0; (b) T1
    Friction coefficients of different samples versus time
    Fig. 7. Friction coefficients of different samples versus time
    Wear losses of different samples
    Fig. 8. Wear losses of different samples
    Wear surface morphologies of different samples. (a) T0; (b) T1
    Fig. 9. Wear surface morphologies of different samples. (a) T0; (b) T1
    ElementCuMnMgZnCrTiSiFeAl
    Content0.15-0.400.150.8-1.20.250.04-0.350.150.4-0.80.7Bal.
    Table 1. Chemical compositions of 6061 aluminum alloys (mass fraction, %)
    PropertyTensilestrength /MPaYieldstrength /MPaDensity /(g·cm-3)
    Value124552.69
    Table 2. Mechanical properties of 6061 aluminum alloys
    SampleNo.Laserenergy /JNumberofimpactsOverlappingrate /%Powerdensity /(GW·cm-2)
    T00000
    T10.9150%6.23
    T20.9250%6.23
    Table 3. Process parameters of LSP
    Sample No.Corrosionpotential /VCorrosion currentdensity /(A·cm-2)
    T0-1.2391.47×10-6
    T1-1.1806.02×10-7
    Table 4. Corrosion results of different samples
    Chengyi Ning, Yihui Huang, Guangyi Zhang, Wenwu Zhang. Wear Resistance and Electrochemical Properties of 6061Aluminum Alloys Treated by Laser Shock Peening[J]. Laser & Optoelectronics Progress, 2018, 55(6): 061403
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