Research Article
Combined Effects of Curing Temperatures and Alkaline Concrete on Tensile Properties of GFRP Bars
Figure 2
Microstructure morphology of GFRP bars in the standard-curing environment.
(a) Transverse section ×5000 |
(b) Transverse section ×2000 |
(c) Longitudinal section ×5000 |
(d) Longitudinal section ×1000 |