StandardNominalPipeSizes Pipe Data
Reference table for StandardNominalPipeSizes pipe dimensions and properties.
StandardNominalPipeSizes Dimensions
Inner dimensions, outer diameter, and weights.
| Nominal Size (Metric) | Nominal Size (Imperial) | Wall Thickness (in) | Outer Diameter (in) | Weight (lbs/ft) |
|---|---|---|---|---|
| 6 mm | 1/8" | 0.068 | 0.405 | 0.245 |
| 7 mm | 3/16" | 0.068 | 0.472 | 0.294 |
| 8 mm | 1/4" | 0.088 | 0.54 | 0.425 |
| 9 mm | 5/16" | 0.088 | 0.59 | 0.472 |
| 10 mm | 3/8" | 0.091 | 0.675 | 0.568 |
| 12 mm | 7/16" | 0.091 | 0.738 | 0.615 |
| 15 mm | 1/2" | 0.109 | 0.84 | 0.852 |
| 18 mm | 5/8" | 0.109 | 0.945 | 0.974 |
| 20 mm | 3/4" | 0.113 | 1.05 | 1.132 |
| 22 mm | 7/8" | 0.113 | 1.181 | 1.29 |
| 25 mm | 1" | 0.133 | 1.315 | 1.681 |
| 32 mm | 1-1/4" | 0.14 | 1.66 | 2.275 |
| 40 mm | 1-1/2" | 0.145 | 1.9 | 2.721 |
| 50 mm | 2" | 0.154 | 2.375 | 3.657 |
| 65 mm | 2-1/2" | 0.203 | 2.875 | 5.799 |
| 80 mm | 3" | 0.216 | 3.5 | 7.584 |
| 90 mm | 3-1/2" | 0.226 | 4 | 9.119 |
| 100 mm | 4" | 0.237 | 4.5 | 10.802 |
| 125 mm | 5" | 0.258 | 5.563 | 14.633 |
| 150 mm | 6" | 0.28 | 6.625 | 18.994 |
| 200 mm | 8" | 0.322 | 8.625 | 28.584 |
| 250 mm | 10" | 0.365 | 10.75 | 40.526 |
| 300 mm | 12" | 0.406 | 12.75 | 53.581 |
| 350 mm | 14" | 0.438 | 14 | 63.508 |
| 380 mm | 15" | 0.466 | 15 | 72.411 |
| 400 mm | 16" | 0.5 | 16 | 82.858 |
| 450 mm | 18" | 0.562 | 18 | 104.777 |
| 500 mm | 20" | 0.594 | 20 | 123.241 |
| 550 mm | 22" | 0.594 | 22 | 135.942 |
| 600 mm | 24" | 0.688 | 24 | 171.475 |
| 650 mm | 26" | 0.688 | 26 | 186.186 |
| 700 mm | 28" | 0.688 | 28 | 200.898 |
| 750 mm | 30" | 0.688 | 30 | 215.609 |
| 800 mm | 32" | 0.688 | 32 | 230.32 |
| 850 mm | 34" | 0.688 | 34 | 245.031 |
| 900 mm | 36" | 0.75 | 36 | 282.653 |
| 950 mm | 38" | 0.75 | 38 | 298.035 |
| 1000 mm | 40" | 0.75 | 40 | 314.727 |
| 1050 mm | 42" | 0.75 | 42 | 330.764 |
| 1200 mm | 48" | 0.75 | 48 | 378.875 |
| 1400 mm | 54" | 0.75 | 54 | 426.986 |
| 1500 mm | 60" | 0.75 | 60 | 475.097 |
| 1800 mm | 72" | 0.75 | 72 | 571.319 |
| 2100 mm | 84" | 0.75 | 84 | 667.541 |