The Compressive Strength and Resistivity toward Corrosion Attacks by Chloride Ion of Concrete Containing Type I Cement and Calcium Stearate

Table 1

Mix design of concrete.

Material	Unit Weight (kg/m^3)
	20 MPa	30 MPa	40 MPa
Slump (cm)
Cement	395	468	535
Crushed stone	1222	1085	870
Sand	605	700	750
Free water	205	205	210
Water–cement ratio (%)	52	44	0.39
Gmax (mm)	20	20	20
(%)	32	39	45
Calcium stearate	0, 1, 5, 10	0, 1, 5, 10	0, 1, 5, 10