Corrosion Study of Aluminum Alloy 3303 in Water-Ethylene Glycol Mixture: Effect of Inhibitors and Thermal Shocking

Table 1

Electrochemical parameters of the potentiodynamic polarization tests for the studied solutions.

Type of inhibitor	(v)	(A/m^2)	(v)	(A/m^2)	(A/m^2)	C.P.R (mpy)
	(vs. SCE)		(vs. SCE)
No inhibitor (Fresh solution)	-0.12	2.2	-	-	-	94
Sodium diphosphate	-0.08	2	0.04	0.65	5	86
Sodium benzoate	-0.02	3.1	-	-	-	133
Sodium tetraborate	-0.6	2.3	-	-	-	99
No inhibitor (Thermal shocked solution)	-0.13	3.3	-	-	-	142