Mechanical, Durability, and Gamma Ray Shielding Characteristics of Heavyweight Concrete Containing Serpentine Aggregates and Lead Waste Slag

Table 1

The chemical attributes of the materials.

Components (wt. %)	Cement	Serpentine aggregate	Lead slag
Al2O3	4.95	0.79	2.1
CaO	62.95	0.27	5.1
SiO2	21.27	41.98	11.8
Fe2O3	4.03	7.02	12.9
MgO	1.55	38.55	0
SO3	2.26	0.03	0.05
K2O	0.65	0.03	0.18
Na2O	0.49	0	0.42
Mn2O3	—	0.05	—
TiO2	—	0.04	—
P2O5	—	0.03	—
Cl	—	0.02	—
Cr2O3	—	0.32	—
NiO	—	0.38	—
CO3O4	—	0.04	—
PbO	—	—	48.8
LOI	—	10.45	18.65
Specific gravity	3.15	2.79	4.08