| Material |
Exterior Grade Rigid Vinyl Seawall |
| Section Width (W) |
18 inches
(457 mm) |
| Section Depth (D) |
9 inches
(229 mm) |
| Section Thickness (T) |
.330 inches
(8.38 mm) |
| Moment of Inertia |
87.93 in⁴/ft
(12,008 cm⁴/m) |
| Section Modulus |
87.93 in⁴/ft
(1,050 cm³/m) |
| Ultimate Moment |
10,584 ft-lbs/ft
(4,860 kg-m/m) |
| Allowable Moment |
5,292 ft-lbs/ft
(2,430 kg-m/m) |
| Tensile Strength (ASTM-D6338) |
6,500 lbs/in²
(44.8 Mpa) |
| Flexural Strength (ASTM D790) |
10,200 Psi
(70.3 Mpa) |
| Modulus of Elasticity (STM-D790) |
380,000 Psi
(2,620 Mpa) |
| Notched Izod Impact (ASTM-D256) |
13.75 lbs/in
(2.46 kg/cm) |
| Heat Deflection Temperature (ASTM-D648) |
158°F
(70°C) |