Life Prediction of Iron Ore Tailings Concrete under Freeze-Thaw Cycle Based on Weibull Distribution

Table 5

Mass loss rate of C30 iron ore tailings concrete after freeze-thaw (%).

Freeze-thaw cycles	Replace rate of iron ore tailings
	0%	20%	40%	60%	80%
0	0	0	0	0	0
20	−0.17	−0.13	−0.08	−0.08	−0.17
40	0.17	0.08	−0.04	0.08	0.34
60	0.47	0.34	0.21	0.59	0.69
80	0.89	0.72	0.59	0.88	1.03
100	1.23	1.10	1.01	1.30	1.55
120	1.78	1.52	1.39	1.81	2.11