Competitive Fracture Mechanism and Microstructure-Related Life Assessment of GH4169 Superalloy in High and Very High Cycle Fatigue Regimes

Material Science

• Superalloys 100%
• Crack Tip 100%
• High-Cycle Fatigue 100%
• Surface (Surface Science) 100%
• Electron Backscatter Diffraction 66%
• Plastic Deformation 33%
• Crack Propagation 33%
• Crack Growth 33%
• Microstructure Defect 33%
• Surface Flaw 33%

Engineering

• Flat Surface 33%