Research Article
Effects of Single and Hybrid Steel Fiber Lengths and Fiber Contents on the Mechanical Properties of High-Strength Fiber-Reinforced Concrete
Table 4
Test results of the compressive strength and elastic modulus
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| | Mixture | Batch | Number of specimens | Fiber content (%) | Compressive strength (MPa) | Elastic modulus (MPa) |
| | F20-S-L130 | 1 | 3 | 2.0 | 158.2 | 46,880 | | 2 | 3 | 2.0 | 188.4 | 45,894 | | 3 | 6 | 2.0 | 177.9 | 47,650 | | 4 | 6 | 2.0 | 175.5 | 49,212 | | 5 | 5 | 2.0 | 180.1 | 46,883 | | 6 | 4 | 2.0 | 185.5 | 47,781 | | 7 | 4 | 2.0 | 189.8 | 45,509 | | 8 | 4 | 2.0 | 188.5 | 46,294 | | 9 | 4 | 2.0 | 182.3 | 45,348 | | Mean | | | 180.7 | 47,016 |
| | F20-H | 1 | 3 | 2.0 | 192.0 | 49,465 | | 2 | 3 | 2.0 | 192.0 | 43,883 | | 3 | 4 | 2.0 | 177.5 | 40,806 | | 4 | 4 | 2.0 | 183.5 | 45,009 | | 5 | 4 | 2.0 | 166.5 | 43,537 | | 6 | 3 | 2.0 | 185.7 | 44,267 | | Mean | | | 181.9 | 44,267 |
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