Reliability Analysis of Compressive Fatigue Life of Cement Concrete under Temperature Differential Cycling

Table 10

Fatigue life safety factor α_Pf for cement concrete after different temperature differential cycling.

Pf	T = 0	T = 60	T = 120	T = 180	T = 240	T = 300
Stress level S = 0.70
0.5	1.025	1.037	1.039	1.050	1.061	1.063
0.6	1.155	1.183	1.187	1.209	1.232	1.238
0.7	1.330	1.380	1.388	1.428	1.470	1.480
0.8	1.598	1.689	1.702	1.775	1.850	1.868
0.9	2.144	2.332	2.359	2.514	2.675	2.713
0.95	2.843	3.178	3.227	3.510	3.809	3.881
Stress level S = 0.75
0.5	1.024	1.028	1.032	1.032	1.034	1.037
0.6	1.153	1.162	1.171	1.171	1.175	1.182
0.7	1.326	1.342	1.358	1.359	1.366	1.379
0.8	1.591	1.620	1.649	1.650	1.663	1.686
0.9	2.131	2.189	2.250	2.251	2.278	2.326
0.95	2.819	2.923	3.030	3.032	3.081	3.167
Stress level S = 0.85
0.5	1.011	1.020	1.022	1.036	1.039	1.046
0.6	1.123	1.144	1.149	1.180	1.186	1.201
0.7	1.271	1.310	1.318	1.376	1.386	1.413
0.8	1.493	1.563	1.577	1.681	1.700	1.747
0.9	1.932	2.072	2.102	2.316	2.355	2.454
0.95	2.474	2.716	2.768	3.149	3.220	3.399