The effect of crack tip environment on crack growth behaviour of a low alloy steel at cathodic potentials in artificial seawater
Yong Lia, Zhiyong Liua,b,*(), Endian Fana, Zhongyu Cuic, Jinbin Zhaoa,d

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Fig. 7.. Fracture images of E690 steel under various potentials after derusting: (a) OCP, (b) -0.75 V, (c) -0.85 V, (d) -0.95 V, (e) -1.05 V and (f) -1.2 V.