Research Article
Axial Compression of Glass Fiber Tube-Gangue Concrete-Steel Tubular Hollow Columns
Table 3
Basic physical properties of coal gangue.
| | Coarse aggregate | Apparent density (kg/m3) | Bulk density (kg/m3) | Water absorption (%) | Crushing value (%) |
| | Coal gangue | 2606 | 1235 | 7.4 | 17.1 |
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