海工结构用2205双相不锈钢氢致开裂行为研究
童海生1,孙彦辉2,宿彦京3,庞晓露1,高克玮1,3()
Investigation on Hydrogen-induced Cracking Behavior of 2205 Duplex Stainless Steel Used for Marine Structure
Haisheng TONG1,Yanhui SUN2,Yanjing SU3,Xiaolu PANG1,Kewei GAO1,3()

图7. B-DSS钢在不同外加电位下试样断口附近表面形貌

Fig.7. Surface morphologies of B-DSS steel under different applied potentials: (a) open circuit potential, (b) -700 mV, (c) -750 mV, (d) -800 mV, (e) -1000 mV, (f) -1200 mV