Strength Deterioration of Concrete in Sulfate Environment: An Experimental Study and Theoretical Modeling

Table 9

Calculated results of the compressive strength of corroded concrete layer.

Corrosion time/day	Corrosion depth/mm	/mm	/mm	/mm	/MPa	/MPa	/MPa
0	0	22500	22500	0	—	56.1	—	—
30	12.5	22500	15625	6875	58.2	56.1	63.0	1.12
60	17.5	22500	13225	9275	59.7	56.1	64.8	1.16
90	20	22500	12100	10400	53.6	56.1	50.7	0.91
120	22.5	22500	11025	11475	45.8	56.1	35.9	0.64
150	27.5	22500	9025	13475	31.9	56.1	15.7	0.28