Mechanical Properties and Service Life Prediction of Modified Concrete Attacked by Sulfate Corrosion

Table 1

Mix proportions of concrete composites.

	Mix proportion (kg/m^3)
Types of concrete	Water/binder	Cement	Water	Fine aggregate	Coarse aggregate	Fly ash	PP fiber
Ordinary	0.57	342.0	195	663	1180	0	0
Fly ash	0.52	273.6	195	600	1180	102.6	0
Double-mixture	0.52	273.6	195	600	1180	102.6	0.9