Pipe Size Chart (1/8″
– 24″ Nominal Bores)
Nominal Bore |
Nominal Diameter |
Outer Diameter |
Schedule 40 Wall Thickness |
Schedule 40 Weight |
Schedule 40 Internal Diameter |
Schedule 80 Wall Thickness |
Schedule 80 Weight |
Schedule 80 Internal Diameter |
1/8″ |
6 mm |
0.405″ / 10.29 mm |
0.068″ / 1.73 mm |
0.37 kg/m |
0.269″ / 6.84 mm |
0.095″ / 2.41 mm |
0.47 kg/m |
0.215″ / 5.84 mm |
1/4″ |
8 mm |
0.540″ / 13.72 mm |
0.088″ / 2.24 mm |
0.63 kg/m |
0.364″ / 9.22 mm |
0.119″ / 3.02 mm |
0.8 kg/m |
0.302″ / 7.66 mm |
3/8″ |
10 mm |
0.675″ / 17.15 mm |
0.091″ / 2.31 mm |
0.84 kg/m |
0.493″ / 12.48 mm |
0.126″ / 3.2 mm |
1.1 kg/m |
0.423″ / 10.7 mm |
1/2″ |
15 mm |
0.840″ / 21.34 mm |
0.109″ / 2.77 mm |
1.27 kg/m |
0.622″ / 15.76 mm |
0.147″ / 3.73 mm |
1.62 kg/m |
0.546″ / 13.84 mm |
3/4″ |
20 mm |
1.05″ / 26.67 mm |
0.113″ / 2.87 mm |
1.69 kg/m |
0.824″ / 20.96 mm |
0.154″ / 3.91 mm |
2.2 kg/m |
0.742″ / 18.88 mm |
1″ |
25 mm |
1.315″ / 33.4 mm |
0.133″ / 3.38 mm |
2.5 kg/m |
1.049″ / 26.64″ |
0.179″ / 4.55 mm |
3.24 kg/m |
0.957″ / 24.3 mm |
1-1/4″ |
32 mm |
1.66″ / 42.16 mm |
0.14″ / 3.56 mm |
3.39 kg/m |
1.38″ / 35.08 mm |
0.191″ / 4.85 mm |
4.47 kg/m |
1.278″ / 32.5 mm |
1-1/2″ |
40 mm |
1.9″ / 48.26 mm |
0.145″ / 3.68 mm |
4.05 kg/m |
1.61″ / 40.94 mm |
0.2″ / 5.08 mm |
5.41 kg/m |
1.5″ / 38.14 mm |
2″ |
50 mm |
2.375″ / 60.33 mm |
0.154 ” / 3.91 mm |
5.44 kg/m |
2.067″ / 52.48 mm |
0.218″ / 5.54 mm |
7.48 kg/m |
1.939″ / 49.22 mm |
2-1/2″ |
65 mm |
2.875″ / 73.02 mm |
0.203″ / 5.16 mm |
8.63 kg/m |
2.469″ / 62.68 mm |
0.276″ / 7.01 mm |
11.41 kg/m |
2.323″ / 58.98 mm |
3″ |
80 mm |
3.5″ / 88.9 mm |
0.216″ / 5.49 mm |
11.29 kg/m |
3.068″ / 77.92 mm |
0.3″ / 7.62 mm |
15.27 kg/m |
2.9″ / 73.66 mm |
3-1/2″ |
90 mm |
4″ / 101.6 mm |
0.226″ / 5.74 mm |
13.57 kg/m |
3.548″ / 90.12 mm |
0.318″ / 8.08 mm |
18.64 kg/m |
3.364″ / 85.44 mm |
4″ |
100 mm |
4.5″ / 114.3 mm |
0.237″ / 6.02 mm |
16.08 kg/m |
4.026″ / 102.26 mm |
0.337″ / 8.56 mm |
22.32 kg/m |
3.826″ / 97.18 mm |
5″ |
125 mm |
5.563″ / 141.3 mm |
0.258″ / 6.55 mm |
21.77 kg/m |
5.047″ / 128.2 mm |
0.375″ / 9.53 mm |
30.97 kg/m |
4.813″ / 122.24 mm |
6″ |
150 mm |
6.625″ / 168.27 mm |
0.28″ / 7.11 mm |
28.26 kg/m |
6.065″ / 154.08 mm |
0.432″ / 10.97 mm |
42.56 kg/m |
5.761″ / 146.36 mm |
8″ |
200 mm |
8.625″ / 219.08 |
0.322″ / 8.18 mm |
42.55 kg/m |
7.981″ / 202.74 mm |
0.5″ / 12.7 mm |
64.64 kg/m |
7.625″ / 193.7 mm |
9″ |
225 mm |
9.625″ / 244.5 mm |
0.342″ / 8.69 mm |
50.54 kg/m |
8.941″ / 227.12 mm |
0.5″ / 12.7 mm |
72.6 kg/m |
8.625″ / 219.1 mm |
10″ |
250 mm |
10.75″ / 273 mm |
0.365″ / 9.27 mm |
60.29 kg/m |
10.02″ / 254.46 mm |
0.594″ / 15.09 mm |
95.98 kg/m |
9.562″ / 242.82 mm |
11″ |
275 mm |
11.75″ / 298.5 mm |
0.375″ / 9.53 mm |
67.91 kg/m |
11″ / 279.44 mm |
0.5″ / 12.7 mm |
89.51 kg/m |
10.75″ / 273.1 mm |
12″ |
300 mm |
12.75″ / 323.8 mm |
0.375″ / 9.53 mm |
73.86 kg/m |
12″ / 304.74 mm |
0.688″ / 17.48 mm |
132.05 kg/m |
11.375″ / 288.84 mm |
14″ |
350 mm |
14″ / 355.6 mm |
0.438″ / 11.13 mm |
94.55 kg/m |
13.124″ / 333.34 mm |
0.75″ / 19.05 mm |
158.11 kg/m |
12.5″ / 317.5 mm |
16″ |
400 mm |
16″ / 406.4 mm |
0.5″ / 12.7 mm |
123.31 kg/m |
15″ / 381 mm |
0.844″ / 21.44 mm |
203.54 kg/m |
14.312″ / 363.52 mm |
18″ |
450 mm |
18″ / 457 mm |
0.562″ / 14.27 mm |
155.81 kg/m |
16.897″ / 428.46 mm |
0.938″ / 23.83 mm |
254.57 kg/m |
16.124″ / 409.34 mm |
20″ |
500 mm |
20″ / 508 mm |
0.594″ / 15.09 mm |
183.43 kg/m |
18.812″ / 477.82 mm |
1.031″ / 26.19 mm |
311.19 kg/m |
17.938″ / 455.62 mm |
22″ |
550 mm |
22″ / 559 mm |
0.375″ / 9.53 mm |
129.14 kg/m |
21.25″ / 539.94 mm |
1.125″ / 28.58 mm |
373.85 kg/m |
19.75″ / 501.84 mm |
24″ |
600 mm |
24″ / 610 mm |
0.688″ / 17.48 mm |
255.43 kg/m |
22.624″ / 575.04 mm |
1.219″ / 30.96 mm |
442.11 kg/m |
21.562″ / 548.08 mm |