Normal Weight Concrete fc=50 MPa vs Structural Lightweight Concrete (SLWC) fc=25 MPa
Property comparison of Normal Weight Concrete fc=50 MPa and Structural Lightweight Concrete (SLWC) fc=25 MPa, both concrete.
| Property | Normal Weight Concrete fc=50 MPa | Structural Lightweight Concrete (SLWC) fc=25 MPa | Difference |
|---|---|---|---|
| Elastic modulus | 33,440 MPa | 17,000 MPa | -49% |
| Poisson ratio | 0.18 | 0.2 | +11% |
| Density | 2,450 kg/m³ | 1,850 kg/m³ | -24% |
| Thermal conductivity | 2 W/m·K | 0.8 W/m·K | -60% |
| Specific heat | 880 J/kg·K | 840 J/kg·K | -5% |
| Coefficient of thermal expansion | 0.00001 1/K | 0.000009 1/K | -10% |
Difference is Structural Lightweight Concrete (SLWC) fc=25 MPa relative to Normal Weight Concrete fc=50 MPa. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- standard
- ACI
- standard
- ACI
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