Metal

Standard electrode potential for metal

Corrosion Potential in aerated 0.5 M of NaCl solution pH-6

V

V

Mg

−2.37

−1.40

Al

−1.63

−0.57

Zn

−0.76

−0.78

Cr

−0.74

−0.11

Fe

−0.44

−0.44

Cu

+0.34

+0.06