Steel Black Pipe
The robustness of black steel pipe makes it excellent for conveying gas and water in urban and rural regions, as well as conduits for protecting electrical wiring and delivering high-pressure air and steam. Black steel pipes are used in the petroleum and oil industries to transport significant amounts of oil through distant places.
Please note: Both schedule 40 and schedule 80 pipes have the same outer dimensions.
| Nominal Inside Dimension | Schedule 40 – 80 (Heavy) | Wall Thickness | Outside Dimension (Inches) | Lbs per Foot |
|---|---|---|---|---|
| 0.125 Black Pipe | 40 | 0.068 | 1970-01-01 09:43:12 | 0.24 |
| 0.125 Black Pipe | 80 | 0.095 | 0.405 | 0.3145 |
| 0.25 Black Pipe | 40 | 0.088 | 0.54 | 0.42 |
| 0.25 Black Pipe | 1900-03-20 00:00:00 | 0.119 | 0.54 | 0.54 |
| 0.375 Black Pipe | 40 | 0.091 | 0.675 | 0.57 |
| 0.375 Black Pipe | 80 | 0.126 | 0.675 | 0.675 |
| 0.5 Black Pipe | 1900-02-08 00:00:00 | 0.109 | 0.84 | 0.85 |
| 0.5 Black Pipe | 80 | 0.147 | 0.84 | 1.09 |
| 0.75 Black Pipe | 1900-02-08 00:00:00 | 0.113 | 1.05 | 1.13 |
| 0.75 Black Pipe | 1900-03-20 00:00:00 | 0.154 | 1.05 | 1.47 |
| 1″ Black Pipe | 40 | 0.133 | 1.135 | 1.68 |
| 1″ Black Pipe | 1900-03-20 00:00:00 | 1.79 | 1.315 | 2.17 |
| 1.25″ Black Pipe | 1900-02-08 00:00:00 | 0.14 | 1.66 | 2.27 |
| 1.25″ Black Pipe | 1900-03-20 00:00:00 | 0.191 | 1.66 | 3 |
| 1.5″ Black Pipe | 1900-02-08 00:00:00 | 0.145 | 1.9 | 2.72 |
| 1.5″ Black Pipe | 1900-03-20 00:00:00 | 0.2 | 1.9 | 3.63 |
| 2″ Black Pipe | 40 | 0.154 | 2.375 | 3.65 |
| 2″ Black Pipe | 1900-03-20 00:00:00 | 0.218 | 2.375 | 7.66 |
| 2.5″ Black Pipe | 1900-02-08 00:00:00 | 0.203 | 2.875 | 5.79 |
| 2.5″ Black Pipe | 1900-03-20 00:00:00 | 0.276 | 2.875 | 10.25 |
| 3″ Black Pipe | 1900-02-08 00:00:00 | 0.216 | 3.5″ | 7.58 |
| 3″ Black Pipe | 1900-03-20 00:00:00 | 0.3 | 3.5″ | 10.25 |
| 3.5″ Black Pipe | 1900-02-08 00:00:00 | 0.226 | 4″ | 9.11 |
| 3.5″ Black Pipe | 1900-03-20 00:00:00 | 0.318 | 4″ | 12.51 |
| 4″ Black Pipe | 1900-02-08 00:00:00 | 0.237 | 4.5 | 10.79 |
| 4″ Black Pipe | 1900-03-20 00:00:00 | 0.337 | 4.5 | 14.98 |
| 5″ Black Pipe | 1900-02-08 00:00:00 | 0.258 | 5.563 | 14.62 |
| 5″ Black Pipe | 1900-03-20 00:00:00 | 0.375 | 5.563 | 28.57 |
| 6″ Black Pipe | 1900-02-08 00:00:00 | 0.28 | 6.625 | 18.97 |
| 6″ Black Pipe | 1900-03-20 00:00:00 | 0.432 | 6.625 | 28.57 |
| 8″ Black Pipe | 1900-02-08 00:00:00 | 0.322 | 8.625 | 28.55 |
| 8″ Black Pipe | 1900-03-20 00:00:00 | 0.5 | 8.625 | 43.43 |