Study on the Influence of AC Stray Current on X80 Steel under Stripped Coating by Electrochemical Method

Table 4

Polarization resistance values under different AC interference.

Time (d)	AC interference (A/m^2)	(Ω)
0	0	5.614
2		8.685
9		4.132
0	30	9.063
2		8.613
9		5.038
0	50	12.21
2		11.27
9		3.386