Study on Mechanical Behavior of Reinforced Concrete Beams under Sulfate Attack

Table 2

Constitutive parameters of concrete corresponding to corrosion days.

Days of corrosion (d)	Axial compressive strength (MPa)	Compressive peak strain (με)	Elastic modulus (MPa)	Tensile strength (MPa)	Tensile peak strain (με)
0	34.1	1704	34555	3.17	121
60	34.6	1712	34697	3.20	122
120	34.6	1712	34701	3.20	122
240	33.1	1690	34286	3.11	120
360	29.6	1635	33268	2.88	115
480	24.0	1542	31526	2.51	107
600	16.3	1395	28782	1.94	93