Study on Fatigue Characteristics of Carbonation Erosion Prestressed Hollow Slabs in Whole Life Cycle

Table 6

Elasticity modulus of the standard specimen under carbonization erosion.

Specimen size (mm)	Strength	Elastic modulus (GPa) (before carbonization)		Elastic modulus (GPa) (carbonization depth of 5 mm)		Elastic modulus (GPa) (carbonization depth of 10 mm)
100 × 100 × 100	C50	42.5	43.9	51.1	49.5	55.2	55.5
		46		49.2		57.3
		43.1		48.3		53.9