Table of Pipe Schedules

This table is here for reference purposes only. The nominal pipe size is the common outside diameter.

Nominal Pipe Size Schedule No. Wall Thickness Inside Diameter
in mm in mm
1/2" .840" (21.3mm) 5s .065 1.65 .710 18.03
10s .083 2.11 .674 17.12
40s .109 2.77 .622 15.80
80s .147 3.73 .546 13.87
3/4" 1.050" (26.7mm) 5s .065 1.65 .920 23.37
10s .083 2.11 .884 22.45
40s .113 2.87 .824 20.93
80s .154 3.91 .742 18.85
1" 1.315" (33.4mm) 5s .065 1.65 1.185 30.10
10s .109 2.77 1.097 27.86
40s .133 3.38 1.049 26.64
80s .179 4.55 .957 24.31
1 1/4" 1.660" (42.2mm) 5s .065 1.65 1.530 36.86
10s .109 2.77 1.442 36.63
40s .140 3.56 1.380 35.05
80s .191 4.85 1.278 32.46
1 1/2" 1.900" (48.3mm) 5s .065 1.65 1.770 44.96
10s .109 2.77 1.682 42.72
40s .145 3.68 1.610 40.89
80s .200 5.08 1.500 38.10
2" 2.375" (60.3mm) 5s .065 1.65 2.245 57.02
10s .109 2.77 2.157 54.79
40s .154 3.91 2.067 52.50
80s .218 5.54 1.939 49.25
2 1/2" 2.875" (73.0mm) 5s .083 2.11 2.709 68.81
10s .120 3.05 2.635 66.93
40s .203 5.16 2.469 62.71
80s .276 7.01 2.323 59.00
Nominal Pipe Size Schedule No. Wall Thickness Inside Diameter
in mm in mm
3" 3.500" (88.9mm) 5s .083 2.11 3.334 84.68
10s .120 3.05 3.260 82.80
40s .216 5.49 3.068 77.93
80s .300 7.62 2.900 73.66
3 1/2" 4.000" (101.6mm) 5s .083 2.11 3.834 97.38
10s .120 3.05 3.760 95.50
40s .226 5.74 3.548 90.12
80s .318 8.08 3.364 85.45
4" 4.500" (114.3mm) 5s .083 2.11 4.334 110.1
10s .120 3.05 4.260 108.2
40s .237 6.02 4.026 102.3
80s .337 8.56 3.826 97.20
5" 5.563" (141.3mm) 5s .109 2.77 5.345 135.8
10s .134 3.40 5.295 134.5
40s .258 6.55 5.047 128.2
80s .375 9.53 4.813 122.3
6" 6.625" (168.3mm) 5s .109 2.77 6.407 162.7
10s .134 3.40 6.357 161.5
40s .280 7.11 6.065 154.1
80s .432 10.97 5.761 146.3
8" 8.625" (219.1mm) 5s .109 2.77 8.407 213.5
10s .148 3.76 8.329 211.6
40s .322 8.18 7.981 202.7
80s .500 12.70 7.625 193.7
Nominal Pipe Size Schedule No. Wall Thickness Inside Diameter
in mm in mm
10" 10.75" (273.0mm) 5s .134 3.40 10.482 266.2
10s .165 4.19 10.420 264.7
40s .365 9.27 10.020 254.5
80s .500 12.70 9.750 247.7
12" 12.75" (323.8mm) 5s .156 3.96 12.438 315.9
10s .180 4.57 12.390 314.7
40s .375 9.53 12.000 304.8
80s .500 12.70 11.750 298.5
14" 14.00" (355.6mm) 5s .156 3.96 13.688 347.7
10s .188 4.78 13.624 346.0
16" 16.00" (406.4mm) 5s .169 4.29 15.670 398.0
10s .188 4.78 15.624 396.8
18" 18.00" (457mm) 5s .165 4.19 17.670 449
10s .188 4.78 17.624 448
20" 20.00" (508mm) 5s .188 4.78 19.624 498
10s .218 5.54 19.564 497
24" 24.00" (610mm) 5s .218 5.54 23.564 599
10s .250 6.35 23.500 597
30" 30.00" (762mm) 5s .250 6.35 29.500 749
10s .312 7.92 29.376 746

Back to Top