Influence of Simulated Acid Rain Corrosion on the Uniaxial Tensile Mechanical Properties of Concrete

Table 4

Experimental data and model calculation results.

Immersion time/days	0	5	11	15	18	21	24	27	30	33
Test results/10^3 MPa	34.4	41.6	35.7	28.9	22.7	20.0	26.0	39.3	22.6	40.9
Model calculation results/10^3 MPa	34.4	35.0	35.6	35.1	35.0	35.1	34.6	34.3	34.2	33.9
Error/%	0	18.9	0.28	17.7	35.2	43.1	24.9	14.6	33.9	20.6

Note: error=100%×|testresults−calculatedresults|.