The influence of stress ratio on properties and mechanism of nitinol fracture

Key Points

• Nitinol exhibits altered fracture mechanics based on varying stress ratios, enhancing understanding of its material properties.
• Stress ratios impacted nitinol's mechanical behavior noticeably, yielding different fracture characteristics.
• Analysis focused on the correlation between stress ratio levels and nitinol properties, aiding in predicting durability.
• Understanding these mechanisms can inform better design applications in fields where nitinol is used, like medical devices.