Experiment Analysis of Concrete’s Mechanical Property Deterioration Suffered Sulfate Attack and Drying-Wetting Cycles

Table 3

Statistical results of pore characteristics of DW-2 exposed to drying-wetting cycles with sulfate attack.

Specimen	D-W cycle	Volume porosity (%)	Pore number
DW-2	0	2.21	956
	21	2.07	855
	42	3.41	753
	63	3.67	987