Effect of Laser Shock Peening on High-Cycle Fatigue Performance of 1Cr18Ni9Ti/GH1140 Weld

Effect of Laser Shock Peening on High-Cycle Fatigue Performance of 1Cr18Ni9Ti/GH1140 Weld

The welded joints of 1Cr18Ni9Ti austenitic stainless steel and GH1140 nickel-based superalloy dissimilar materials used in certain types of aero-engine combustion liner components are prone to crack initiation during service, seriously affecting the service life of the combustion liner. In this stud...

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Bibliographic Details
Main Authors: Liucheng Zhou, Tianxiao Zhao, Yanqing Yu, Ping Liu, Xinlei Pan
Format: Article
Language:English
Published: MDPI AG 2022-09-01
Series:Metals
Subjects:
dissimilar metals
welding joint
laser shock peening (LSP)
residual stress
microhardness
fatigue limit
Online Access:https://www.mdpi.com/2075-4701/12/9/1495

Internet

https://www.mdpi.com/2075-4701/12/9/1495

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