Bond Behavior of Reinforcing Steel Bars in Thermal Insulation Concrete Exposed to Freeze-Thaw Cycles

Table 9

Distributions of pore areas in the TIC specimen after exposing to different numbers of freeze-thaw cycles.

Pore area (mm^2)	Number of freeze-thaw cycles
	0	50	100	200	300
<1.0	16	25	47	60	52
1.0–2.0	10	12	10	10	26
2.0–3.0	1	4	5	6	9
3.0–4.0	5	2	2	1	6
4.0–5.0	1	1	1	1	2
>5.0	6	9	9	8	9