The role of intergranular fracture on hydrogen-assisted fatigue crack propagation in pure iron at a low stress intensity range

Physics

• Intergranular Fracture 100%
• Fatigue Crack Growth 50%
• Hydrogen 27%
• Dislocation Structure 16%
• Gas Pressure 5%
• Pressure 5%
• Oxygen 5%
• Water Vapor 5%
• Cracking (Fracture) 5%
• Cracks 5%
• Air 5%
• Impact 5%
• Environment 5%
• Competition 5%
• Foci 5%
• Grain Boundaries 5%

Engineering

• Macroscopic 16%
• Crack Propagation 16%
• Deformation Structure 16%
• Pure Iron 11%
• Hydrogen Gas 11%
• Low Stress 11%
• Mechanisms 5%
• Testing 5%
• Grain Boundary 5%
• Environment 5%
• Crack 5%
• Crack Propagation Path 5%
• Fatigue Crack Propagation 5%
• Gas Pressure 5%
• Crack Growth Rate 5%
• Large Fraction 5%
• Fatigue Crack Growth Acceleration 5%

Material Science

• Stress Intensity 33%
• Crack 5%
• Air 5%
• Water Vapor 5%
• Grain Boundary 5%