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. 8.. Crack growth path of E690 steel at (a1 and a2) -0.75 V and (b1 and b2) -1.05 V: (a1 and b1) IPF and (a2 and b2) KAM with grain boundaries.