TW30
BOX PROFILE
TW30
20″ wide × 7″ deep — 0.250″ wall thickness
20″
Width
7″
Depth
0.250″
Wall Thickness
5.4
lbs/lin ft
Engineering Properties
| Property | Value | Units | Test Method |
|---|---|---|---|
| Moment of Inertia | 41.4 | in⁴/ft | — |
| Section Modulus | 11.6 | in³/ft | — |
| Allowable Moment | 6,283 | ft-lbs/ft | — |
| Tensile Strength | 6,500 | lbs/in² | ASTM-D638 |
| Flexural Strength | 10,200 | Psi | ASTM-D790 |
| Flexural Modulus | 380,000 | Psi | ASTM-D790 |
| Impact Strength | 13.75 | lbs/in | ASTM-D256 |
| Heat Deflection | 158°F | °F | ASTM-D648 |
All Tidewall products are manufactured from 100% window-grade UV-stabilized PVC compound — the highest quality compound available for vinyl sheet piling. The TW30 offers greater width and depth than the TW25, making it a popular choice for residential seawalls and moderate-load applications.