< Deflection Testing
Cherne® 7.5% Deflection Aluminum Fin Sets for PS 115 (SDR-26) Pipe Per ASTM F679 (18"-48" Diameter)
Key Features & Benefits
- Lightweight, corrosion-resistant
- Field-verifiable without a proving ring
- Assembles without tools
- All sizes fit through standard 24 in. manhole
- Fins for 4 in.-15 in. gauges have skid size equal to th nominal pipe size-gauge will meet regional codes and will not tip in the line
- Nine-fin design ensures testing accuracy
- Open design allows gravel and debris pass-through
Specifications
Average Pipe ID: | 20.370 in. (517.40 mm) |
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Pipe ID @ Deflation: | 18.19 in. (462.03 mm) |
Base Pipe ID: | 19.666 in. (499.52 mm) |
Nominal Size: | 21 in. (525 mm) |
Weight: | 10 lb. |
Brand: | Cherne |