Chinese Journal of Lasers, Volume. 52, Issue 12, 1202201(2025)

Enhancing Ultra-High Cycle Fatigue Properties of GH4169 Alloy Using Microscale Laser Shock Peening

Daihua Li1, Weifeng He1,2、*, Xiangfan Nie1,2, Yuhang Wu1, and Jile Pan2
Author Affiliations
  • 1National Key Lab of Aerospace Power System and Plasma Technology, School of Aviation Engineering, Air Force Engineering University, Xi’an 710038, Shaanxi , China
  • 2National Key Lab of Aerospace Power System and Plasma Technology, Xi’an Jiaotong University, Xi’an 710038, Shaanxi , China
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    References(39)

    [2] Li J R, Xiong J C, Tang D Z[M]. Advanced high temperature structural materials and technology, 9(2012).

    [14] Sano Y, Sakino Y, Mukai N et al. Laser peening without coating to mitigate stress corrosion cracking and fatigue failure of welded components[J]. Materials Science Forum, 581, 519-522(2008).

    [22] Shen J L, Wei X Y, Xu P W et al. Influence of δ phase on strength and toughness of GH4169 alloy[J]. Rare Metal Materials and Engineering, 48, 1467-1475(2019).

    [25] Huang S, Sheng J, Zhou J Z et al. Microstructure characteristics and high-temperature performance of laser peened IN718 nickel-based alloy[J]. Rare Metal Materials and Engineering, 45, 3284-3289(2016).

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    Daihua Li, Weifeng He, Xiangfan Nie, Yuhang Wu, Jile Pan. Enhancing Ultra-High Cycle Fatigue Properties of GH4169 Alloy Using Microscale Laser Shock Peening[J]. Chinese Journal of Lasers, 2025, 52(12): 1202201

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    Paper Information

    Category: Laser Surface Machining

    Received: Feb. 10, 2025

    Accepted: Mar. 10, 2025

    Published Online: May. 22, 2025

    The Author Email: Weifeng He (hehe_coco@163.com)

    DOI:10.3788/CJL250513

    CSTR:32183.14.CJL250513

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