Electrochemical Performance of Steel Embedded in CSA Concrete and Its Interfacial Microstructure

Table 2

Oxide composition of the CSA and OPC cement powder (by wt. %).

	CaO	SiO2	Al2O3	SO3	Fe2O3	MgO	K2O	Na2O	TiO2	SrO	BaO	Mn3O4	LOI
CSA	42.33	9.00	33.82	8.83	1.35	2.29	0.22	0.12	1.61	0.07	0.02	0.03	0.31
OPC	62.14	19.42	4.83	4.81	1.95	2.13	0.75	0.24	0.24	0.07	0.02	0.07	3.33

LOI: loss on ignition.