Effect of Laser Shock Peening on High-Cycle Fatigue Performance of 1Cr18Ni9Ti/GH1140 Weld
The welded joints of 1Cr18Ni9Ti austenitic stainless steel and foot claws 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 study, laser shock peening (LSP) was applied