Research Article
Experimental Study on Improving the Compressive Strength of UHPC Turntable
| | No. | w/b | Cement (g) | Silica fume (g) | Coarse sand (g) | Fine sand (g) | Steel fiber (%) | Water-reducing agent (g) | Enhancement method |
| | 1 | 0.18 | 920 | 276 | 202 | 810 | 1.50 | 10.53 | — | | 2 | 0.18 | 920 | 276 | 202 | 810 | 2.50 | 10.53 | Add steel fiber | | 3 | 0.18 | 920 | 276 | 202 | 810 | 1.50 | 10.53 | Directional steel fiber | | 4 | 0.18 | 920 | 276 | 202 | 810 | 1.50 | 10.53 | CFST | | 5 | 0.18 | 920 | 276 | 202 | 810 | 1.50 | 10.53 | With stirrups (diameter at 5 cm) | | 6 | 0.18 | 920 | 276 | 202 | 810 | 1.50 | 10.53 | With stirrups (diameter at 8 cm) |
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w/b: water-binder ratio; CFST: turntable specimen constrained by the steel tube.
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