The Red Sea as a Corrosive Environment: Corrosion Rates and Corrosion Mechanism of Aluminum Alloys 7075, 2024, and 6061

Table 4

Potentiodynamic polarization parameters of Al alloys in the Red Sea water at different immersion periods.

Time (hours)	Al 7075		Al 2024		Al 6061
	(mV)	(μA/cm^2)	(mV)	(μA/cm^2)	(mV)	(μA/cm^2)
2	732	5.78	842	3.20	814	1.38
24	731	6.29	757	4.31	773	2.28
72	735	2.14	777	1.56	855	1.28
168	806	1.64	777	1.19	749	0.27