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Table 8 Performance of concrete under a climate change scenario.

From: Optimal Mixture Design of Low-CO2 High-Volume Slag Concrete Considering Climate Change and CO2 Uptake

Climate change

Design strength (MPa)

Real strength (MPa)

Slump (mm)

Carbonation depth (mm)

CO2 emissions from materials (kg/m3)

CO2 uptake (kg/m3)

Net CO2 emissions (kg/m3)

CO2 uptake ratio

Mix5: design strength of 25 MPa

25.00

39.55

187.20

30.00

129.70

14.95

114.74

0.115

Mix6: design strength of 35 MPa

35.00

39.55

187.20

30.00

129.70

14.95

114.74

0.115

Mix7: design strength of 45 MPa

45.00

45.00

197.96

26.02

145.05

13.72

131.34

0.095

Mix8: design strength of 55 MPa

55.00

55.00

217.84

19.28

178.63

11.46

167.17

0.064