Resistance of Alkali-Activated Slag Concrete to Chloride-Induced Corrosion

Table 3

Chloride ion penetrability based on charge passed for concrete specimen [9].

Charge passed	Chloride ion penetrability
(coulombs)
>4000	High
2000–4000	Moderate
1000–2000	Low
100–1000	Very low
<100	Negligible