Sole of Concrete—Mix Proportion - The Issues and Discussion of Modern Concrete Science - page 10

Table 1.3 Comparison of exural strengths with different cement content of 3 air ports
No Cement/

kg

Water/
kg

Water cement
ratio

Large stone
(2 - 4 cm)/kg

Large stone
(0.5 - 2 cm)/kg

Sand/kg Sand ratio/% Strength/MPa Note

1 320 141 0.44 832 555 652 32 6.09 Hotan airport

2 325 143 0.44 832 555 652 32 6.04 Hotan airport

3 330 142 0.43 832 555 652 32 6.35 Hotan airport

4 350 144 0.41 832 555 652 32 6.99 Hotan airport

5 320 138 0.43 862 568 675 32 6.01 Hohhot Airport

6 330 142 0.43 862 568 675 32 6.05 Hohhot Airport

7 320 144 0.45 832 555 652 32 7.4 Urumqi airport

8 325 146 0.45 832 555 652 32 6.88 Urumqi airport

9 330 149 0.45 832 555 652 32 7.29 Urumqi airport

10 335 151 0.45 832 555 652 32 6.98 Urumqi airport