Table 3.
Parameters of investigated PVS samples.
| Parameters | Indicators | Basic PVS with elongated holes | Riffled PVS | ||
|---|---|---|---|---|---|
| No 1 | No 2 | No 3 | No 4 | ||
| Construction | |||||
| PVS dimensions, mm: length/width/thickness | ls/bs/hs | 630/240/1 | |||
| Hole dimensions, mm: width/length | bh/lh | 3.2/25 | 5/25 | 3.2/25 | 5/25 |
| Hole pitch arrangement, mm: longitudinal/transverse | pl/pr | 30/12 | 30/15 | 30/12 | 30/15 |
| Number of holes, pcs | n h | 798 | 630 | 399 | 315 |
| Riffle dimensions, mm: length/width | lr / br | – | − | 18/3.2 | 25/5 |
| Number of riffles, pcs | n r | – | − | 399 | 315 |
| Material | |||||
| Still | S235 JR (EN 10,025–2) | ||||
| Density, g/cm3 | Ρ | 7.847 | |||
| Young’s modulus, GPa | E | 210 | |||
| Yield strength, MPa | σ y | 207 | |||
| Tensile strength, MPa | σ t | 345 | |||