Research Article

Effect of Diacetyl Monoxime Thiosemicarbazone on the Corrosion of Aged 18 Ni 250 Grade Maraging Steel in Sulphuric Acid Solution

Figure 2

Nyquist plots for the aged maraging steel specimen in 0.5 M sulphuric acid (a) containing different concentrations of inhibitor, (b) without inhibitor.
723687.fig.002a
(a)
723687.fig.002b
(b)