临氢环境下管线钢氢损伤机理研究进展

李鑫, 韦博鑫, 鲁仰辉, 孙晨, 于文涛, 徐猛, 刘伟

Research Progress on Hydrogen Damage Mechanism of Pipeline Steel in Contact with Hydrogen Environment

LI Xin, WEI Boxin, LU Yanghui, SUN Chen, YU Wentao, XU Meng, LIU Wei

图5 管线钢中含有的各种捕氢位点[17,18]

Fig.5 Various hydrogen trapping sites in pipe steels[17,18]: (a) interstitial sites, (b) surface traps, (c) subsurface traps, (d) grain boundary traps, (e) dislocation traps, (f) vacancy traps