In Situ Monitoring of Corrosion under Insulation Using Electrochemical and Mass Loss Measurements

Table 4

Summary of values from LPR and , , and from EIS measurements for steel samples in 3.5 wt% NaCl solutions during 7 days of CUI experiments.

		(Ω cm^2)		(Ω cm^2)		(Ω cm^2)		(Ω cm^2)
		CS	SS	CS	SS	CS	SS	CS	SS
CW	Day 3	1.2	1.1	1.8	1640	208	8493	186	7560
	Day 5	1.2	1.1	1.0	288	157	4541	139	4609
	Day 7	1.0	1.1	0.8	164	116	1864	78	2346
IW	Day 3	1.4	1.3	1.8	864	307	7615	244	7794
	Day 5	1.4	1.0	1.6	190	284	4941	192	5019
	Day 7	1.4	1.0	1.5	143	215	3653	164	3830