核电材料高温高压水缺口疲劳性能研究现状与进展

廖家鹏,吴欣强

Review of Notch Effect on Fatigue Behavior of Materials for LWR Plants in High Temperature High Pressure Water

Jiapeng LIAO,Xinqiang WU

表2 LWR水环境中和室温空气中缺口疲劳性能的主要影响因素

Table 2 Main effects on fatigue behavior of notched specimen in room temperature (RT) air and LWR water environment

Influencing factor Testing environment Material: Composition, microstructure, inclusions, surface state RT air, LWR water Notch geometry: Notch type, notch angle, notch depth, notch root radius RT air, LWR water Stress state: Stress amplitude, stress rate, wave form RT air, LWR water Environment: Temperature, pressure, pH, DO, DH LWR water