Research Article
Combined Effects of Curing Temperatures and Alkaline Concrete on Tensile Properties of GFRP Bars
Table 2
Tensile test results of GFRP bars.
| Environment | Curing system | Working condition | Ultimate tensile strength (UTS) | Average (MPa) | Tensile strength retention (%) | Variable coefficient (%) |
| ā | Reference | RE | 1320 | 100 | 1.67 | GFRP bare bars | Standard-curing | B-Sta | 1300 | 98 | 2.48 | B- Ste40 | 1271 | 96.3 | 3.31 | Steam-curing | B-Ste60 | 1214 | 92 | 5.11 | B-Ste80 | 1122 | 85 | 3.69 | GFRP bars embedded in concrete | Standard-curing | C-Sta | 1287 | 97.5 | 2.67 | C-Ste40 | 1273 | 96.42 | 3.28 | Steam-curing | C-Ste60 | 1252 | 94.85 | 3.57 | C-Ste80 | 1192 | 90.34 | 2.96 |
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