重水堆压力管延迟氢化物开裂行为研究进展

潘春婷, 明洪亮, 石秀强, 鲍一晨, 王俭秋, 韩恩厚

Research Progress on Delayed Hydrides Cracking Behavior of Heavy Water-Reactor Pressure Tube

PAN Chunting, MING Hongliang, SHI Xiuqiang, BAO Yichen, WANG Jianqiu, HAN En-Hou

图3 DHCR随KI变化规律[19]

Fig.3 Influence of KI on DHCR[19]. KIH is the threshold of stress intensity factor for DHC, KIC is the fracture toughness