Research Article
Deformation Characteristics of Ultrahigh-Strength Concrete under Unrestrained and Restrained States
Table 2
Properties of fresh and hardened concrete.
| Mix | Slump flow (mm) | Air content (%) | Initial setting (hr) | (MPa) | (MPa) |
| HSC | 470/480 | 3.1 | 8.2 | 78.3 | 4.1 | VHSC | 400/410 | 3.6 | 10.1 | 98.3 | 4.5 | UHSC | 530/540 | 1.8 | 12.0 | 125.7 | 5.4 | UHSC-FA10 | 520/510 | 1.7 | 13.4 | 123.5 | ā | UHSC-FA20 | 550/540 | 1.8 | 15.1 | 122.1 | ā |
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