Research on Deterioration Mechanism of Concrete Materials in an Actual Structure

Table 6

Pore structure of concrete cores.

Sample	Total volume (mm^3)	Porosity (%)	Average pore size (nm)	𝑑 ≥ 100 nm (%)	50 nm < 𝑑 < 100 nm (%)	𝑑 ≤ 50 nm (%)
1	38.60	8.87	47.70	28.98	18.17	52.85
S	96.80	18.64	71.20	39.27	19.20	41.53
2	92.20	17.94	83.00	44.5	16.35	39.15