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 DimensionSchedule 40 – 80 (Heavy)Wall ThicknessOutside Dimension (Inches)Lbs per Foot
0.125 Black Pipe400.0681970-01-01 09:43:120.24
0.125 Black Pipe800.0950.4050.3145
0.25 Black Pipe400.0880.540.42
0.25 Black Pipe1900-03-20 00:00:000.1190.540.54
0.375 Black Pipe400.0910.6750.57
0.375 Black Pipe800.1260.6750.675
0.5 Black Pipe1900-02-08 00:00:000.1090.840.85
0.5 Black Pipe800.1470.841.09
0.75 Black Pipe1900-02-08 00:00:000.1131.051.13
0.75 Black Pipe1900-03-20 00:00:000.1541.051.47
1″ Black Pipe400.1331.1351.68
1″ Black Pipe1900-03-20 00:00:001.791.3152.17
1.25″ Black Pipe1900-02-08 00:00:000.141.662.27
1.25″ Black Pipe1900-03-20 00:00:000.1911.663
1.5″ Black Pipe1900-02-08 00:00:000.1451.92.72
1.5″ Black Pipe1900-03-20 00:00:000.21.93.63
2″ Black Pipe400.1542.3753.65
2″ Black Pipe1900-03-20 00:00:000.2182.3757.66
2.5″ Black Pipe1900-02-08 00:00:000.2032.8755.79
2.5″ Black Pipe1900-03-20 00:00:000.2762.87510.25
3″ Black Pipe1900-02-08 00:00:000.2163.5″7.58
3″ Black Pipe1900-03-20 00:00:000.33.5″10.25
3.5″ Black Pipe1900-02-08 00:00:000.2264″9.11
3.5″ Black Pipe1900-03-20 00:00:000.3184″12.51
4″ Black Pipe1900-02-08 00:00:000.2374.510.79
4″ Black Pipe1900-03-20 00:00:000.3374.514.98
5″ Black Pipe1900-02-08 00:00:000.2585.56314.62
5″ Black Pipe1900-03-20 00:00:000.3755.56328.57
6″ Black Pipe1900-02-08 00:00:000.286.62518.97
6″ Black Pipe1900-03-20 00:00:000.4326.62528.57
8″ Black Pipe1900-02-08 00:00:000.3228.62528.55
8″ Black Pipe1900-03-20 00:00:000.58.62543.43