Table 2 Three-way compressive strength of 3D-printed concrete specimens
From: Experimental Study on Structural Performance of Cast-in-Place Frame Printed Concrete Wall
Number | Peak pressure (kN) | Pressure-bearing area (mm2) | Compressive strength (MPa) | Average compressive strength (MPa) | Standard deviation |
|---|---|---|---|---|---|
X-1 | 908 | 150 × 149 | 40.63 | 39.65 | 1.19 |
X-2 | 900 | 151 × 150 | 40.00 | ||
X-3 | 851 | 149 × 149 | 38.33 | ||
Y-1 | 636 | 151 × 149 | 28.27 | 28.16 | 1.07 |
Y-2 | 652 | 150 × 149 | 29.17 | ||
Y-3 | 596 | 148 × 149 | 27.03 | ||
Z-1 | 730 | 150 × 148 | 32.88 | 30.40 | 2.50 |
Z-2 | 685 | 151 × 149 | 30.45 | ||
Z-3 | 619 | 149 × 149 | 27.88 |