Recycled Aggregate Concrete including Various Contents of Metakaolin: Mechanical Behavior

Table 7

Modulus of elasticity (results and normalized values).

Group	Mix designation	Modulus of elasticity
		Value (GPa)	Normalized (to mix N00)	Normalized (to mixes: R350/R700/R1000)
Reference group or G0	N00	37.4	1	—
	R350	32.1	0.86	1.0
	R700	31.0	0.83	1.0
	R1000	30.1	0.80	1.0
G1	R354	33.9	0.91	1.06
	R358	34.1	0.91	1.06
	R3512	35.0	0.94	1.09
	R3516	35.7	0.95	1.11
	R3520	36.8	0.98	1.15
G2	R704	33.6	0.90	1.08
	R708	33.7	0.90	1.09
	R7012	34.4	0.92	1.11
	R7016	35.3	0.94	1.14
	R7020	36.0	0.96	1.16
G3	R1004	31.1	0.83	1.03
	R1008	31.6	0.84	1.05
	R10012	32.7	0.87	1.09
	R10016	33.2	0.89	1.10
	R10020	33.3	0.89	1.11