Research Article
Life Prediction of Iron Ore Tailings Concrete under Freeze-Thaw Cycle Based on Weibull Distribution
Table 3
Mix proportion of iron ore tailings concrete (kg·m−3).
| | Concrete | Replace rate (%) | Cement | Sand | Gravel | Iron ore tailings | Water | W/B |
| | C30 | 0 | 470 | 654.05 | 1073.45 | 0 | 202.5 | 0.45 | | 20 | 470 | 523.24 | 1073.45 | 130.81 | 202.5 | 0.45 | | 40 | 470 | 392.43 | 1073.45 | 261.62 | 202.5 | 0.45 | | 60 | 470 | 261.62 | 1073.45 | 392.43 | 202.5 | 0.45 | | 80 | 470 | 130.81 | 1073.45 | 523.24 | 202.5 | 0.45 |
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W/B: water-binder ratio, mass ratio of water to cementitious material.
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