Cast Iron ClassA Pipe Data
Reference table for Cast Iron ClassA pipe dimensions and properties.
Cast Iron ClassA Dimensions
Inner dimensions, outer diameter, and weights.
| Nominal Size (Metric) | Nominal Size (Imperial) | Wall Thickness (in) | Outer Diameter (in) | Weight (lbs/ft) |
|---|---|---|---|---|
| 80 mm | 3" | 0.39 | 3.8 | 12.953 |
| 100 mm | 4" | 0.42 | 4.8 | 17.918 |
| 150 mm | 6" | 0.44 | 6.9 | 27.685 |
| 200 mm | 8" | 0.46 | 9.05 | 38.487 |
| 250 mm | 10" | 0.5 | 11.1 | 51.622 |
| 300 mm | 12" | 0.54 | 13.2 | 66.587 |
| 350 mm | 14" | 0.57 | 15.3 | 81.778 |
| 400 mm | 16" | 0.6 | 17.4 | 98.179 |
| 450 mm | 18" | 0.64 | 19.5 | 117.566 |
| 500 mm | 20" | 0.67 | 21.6 | 136.585 |
| 600 mm | 24" | 0.76 | 25.8 | 185.356 |
| 750 mm | 30" | 0.88 | 31.74 | 264.508 |
| 900 mm | 36" | 0.99 | 37.96 | 356.488 |
| 1050 mm | 42" | 1.1 | 44.2 | 461.774 |
| 1200 mm | 48" | 1.26 | 50.5 | 604.294 |
| 1400 mm | 54" | 1.35 | 56.66 | 727.273 |
| 1500 mm | 60" | 1.39 | 62.8 | 831.407 |
| 1800 mm | 72" | 1.62 | 75.34 | 1163.215 |
| 2100 mm | 84" | 1.72 | 87.54 | 1437.728 |