1. ø5.5mm,ø6.5mm,ø8mm,10mm,12mm Original Steel bar
2. Cement
3. River sand
4. Chipping
Cement : Sand : Chipping
1 :2.5 :4
Diameter of concrete Pipe | 1ft ( 305mm) | 1 1/2ft (457 mm) | 2ft ( 610 mm) | 2 1/2ft 762 mm) | 3ft ( 915mm) | 4ft ( 1220 mm) |
Length of Concrete Pipe | 6 ft (1830 mm ) | 6 ft (1830 mm ) | 6 ft (1830 mm ) | 5 ft (1524 mm ) | 5 ft (1524 mm ) | 5 ft (1524 mm ) |
Type of Concrete Pipe | Bell | Bell | Bell | Bell | Cylinder | Cylinder |
Diameter of main bar | 6.5 mm | 6.5 mm | 8 mm | 8 mm | 10 mm | 10 mm |
No of main bars | 7 | 9 | 12 | 14 | 16 | 18 |
Diameter of Circular ring bar | 6.5 mm | 6.5 mm | 8 mm | 8 mm | 10 mm | 10 mm |
No of cicular rings | 12 | 12 | 12 | 12 | 14 | 16 |
Thickness of Concrete | 2 in (52 mm ) | 2 1/4 in (58 mm) | 2 1/2 in ( 64 mm) | 3 in ( 77 mm ) | 3 in ( 77 mm ) | 3 1/2 in ( 88 mm) |
Cement | 50 kg | 80 kg | 120 kg | 120 kg | 150 kg | 200 kg |
Concrete Strength | ≥ 30 Mpa | ≥ 30 Mpa | ≥ 30 Mpa | ≥ 30 Mpa | ≥ 30 Mpa | ≥ 30 Mpa |
Weight of Pipe | 250 kg | 350 kg | 550 kg | 750 kg | 850 kg | 1350 kg |