Three-dimensional crack closure model under thermomechanical fatigue loading

Key Points

• Crack closure behavior significantly influences failure modes in materials under thermomechanical fatigue loading, indicating a need for better prediction techniques.
• The study observes thermomechanical fatigue effects on crack propagation, showing critical interactions between loading conditions and material behavior.
• Using a three-dimensional modeling approach, the analysis replicates realistic conditions, leading to more accurate insights into crack closure phenomena.
• These findings highlight the importance of advanced modeling in understanding crack behavior, which could inform engineering practices to prevent failures.