Research Article
Effect of Fiber Content on Mechanical Properties and Microstructural Characteristics of Alkali Resistant Glass Fiber Reinforced Concrete
Table 3
ARGFRC flexural strength.
| Specimens | SG | D (mm) | CP (days) | (kN) | (MPa) | (MPa) | (MPa) | (MPa) | SR |
| FS-FC0 | C40 | 100 × 100 × 350 | 28 | 17.94 | 5.38 | 6.19 | 5.26 | 5.27 | 1.00 | 22.48 | 6.74 | 21.51 | 6.45 | FS-FC0.3 | 28 | 24.10 | 7.23 | 6.71 | 5.70 | 5.44 | 1.08 | 22.96 | 6.89 | 20.00 | 6.00 | FS-FC0.5 | 28 | 25.56 | 7.67 | 7.35 | 6.25 | 5.78 | 1.19 | 25.36 | 7.61 | 22.62 | 6.79 | FS-FC0.8 | 28 | 28.27 | 8.48 | 7.32 | 6.21 | 5.78 | 1.18 | 21.33 | 6.40 | 23.57 | 7.07 | FS-FC1.0 | 28 | 24.18 | 7.25 | 7.21 | 6.13 | 5.61 | 1.17 | 25.96 | 7.79 | 21.99 | 6.60 | FS-FC1.3 | 28 | 22.16 | 6.65 | 6.57 | 5.58 | 5.27 | 1.06 | 22.65 | 6.80 | 20.84 | 6.25 | FS-FC1.5 | 28 | 31.06 | 9.32 | 7.11 | 6.04 | 5.19 | 1.15 | 23.26 | 6.98 | 24.14 | 7.24 | AV | | | | | | | 1.12 | SD | | | | | | | 0.07 |
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Note. SG = strength grade; D = dimension; CP = curing period; = failure load; = flexural strength; = average flexural strength; = standard flexural strength; = initial crack strength; SR = strength ratio; AV = average value; and SD = standard deviation. |