fig18

Figure 18. (A) Weight gain of Mo_0.5VNbTiCr_x after corrosion test in superheated steam at 400 °C at 10.3 MPa pressure for 70 days, Zr-4 alloy is provided for comparison. This figure is quoted with permission from Xiang et al.^[210], copyright 2020, Elsevier; (B) potentiodynamic polarization curves of Al₂CrFeCo_xCuNiTi HEA compared to Q235 steel. This figure is quoted with permission from Qiu et al.^[212], copyright 2019, Elsevier; (C) potentiodynamic polarization curves of Al₂CrFeCoCuTiNi_x HEAs and Q235 steel substrate. This figure is quoted with permission from Qiu et al.^[213], copyright 2013, Elsevier; (D) potentiodynamic polarization curves of Ti_xZrNbTaMo HEAs and Ti6Al4V. This figure is quoted with permission from Hua et al.^[214], copyright 2021, Elsevier.