Fatigue Performance of SFPSC under Hot-Wet Environments and Cyclic Bending Loads

Table 6

Relative fatigue limits of SFPSC S_f in the hot-wet environments.

Testing method	Temperature, T (°C)	Relative humidity, H (%RH)	Relative fatigue limit Sf		Relative error (%)
			Calculated values by (7) or (8)	Experimental estimation by (1)
Coupling action of environments and loads	23	78	0.715	0.709	0.846
	50	80	0.614	0.616	0.325
	50	95	0.611	0.594	2.86
	35	95	0.635	0.649	2.16
Uncoupling action of environments and loads	23	78	0.696	0.709	1.83
	50	80	0.629	0.649	3.08
	50	90	0.613	0.597	2.68
	50	95	0.605	0.596	1.51