Research Article
Flexural Behaviour of Combined FA/GGBFS Geopolymer Concrete Beams after Exposure to Elevated Temperatures
Table 5
Flexural bearing capacity of simply supported beams.
| | ID | /kN | /kN | Reduction ratio/% |
| | Type | Geopolymer concrete |
| | GB-A | 250 | 268 | — | | GB-4 | 270 | 300 | +11 | | GB-6 | 255 | 270 | +0.7 | | GB-6-2 | — | 265 | −1 |
| | Type | OPC concrete |
| | OB-A | 285 | 301 | — | | OB-4 | 295 | 310 | +3 | | OB-6 | 285 | 291 | −3 | | OB-6-2 | — | 240 | −20 |
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