The non equilibrium electrode potential of Sn and Fe in 3.5 wt.% NaCl solution is−0.25 V and−0.50 V, respectively. So the value of ΔE can be reduced when tin is added into steel, which could reduce the corrosion tendency.
The nonequilibrium electrode potential of Sn and Fe in 3.5 wt.% NaCl solutionis−0.25 V and−0.50 V, respectively. So the value of ΔE can be reducedwhen tin is added into steel, which could reduce the corrosiontendency.