Research Article
Improvement for Construction of Concrete-Wall with Resistance to Gas-Explosion
| Mixing properties | Test items |
| w/b | 0.50 | Fresh concrete | Slump Air content | Water content (kg/m3) | 220 |
| S/a | 0.55 | Hardened concrete | Compressive strength at 7 and 28 days Flexural strength at 7 and 28 days Tensile strength at 7 and 28 days Impact of high-velocity projectile | Target slump (mm) | 150 ± 20 | Target air content (%) | 4.5 ± 1.5 | Binder composition (by weight) | OPC : BS : FA = 7 : 2 : 1 | Fiber content (%) | 1 | Fiber combination | SF only PF only SF + PF |
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