重水堆压力管延迟氢化物开裂应力强度因子门槛值测试方法研究

鲍一晨, 石秀强, 孟凡江, 潘春婷, 明洪亮

Assessment Method of Threshold Stress Intensity Factor of Delayed Hydride Cracking for Pressure Tube in Heavy Water Reactor

BAO Yichen, SHI Xiuqiang, MENG Fanjiang, PAN Chunting, MING Hongliang

图2 轴向-径向和切向-径向的截面微观组织形貌

Fig.2 Cross-sectional morphologies of axial-radial (a) and circumferential-radial (b)