| Pipe Size (Nominal) | Schedule | Outside Diameter | Inside Diameter | Wall Thickness | Wt. Lbs. Per Foot |
|---|---|---|---|---|---|
| 1/2 | 5 | .840 | .710 | .065 | .5383 |
| 1/2 | 10 | .840 | .674 | .083 | .6710 |
| 1/2 | 40 | .840 | .622 | .109 | .8510 |
| 1/2 | STD | .840 | .622 | .109 | .8510 |
| 1/2 | XH | .840 | .546 | .147 | 1.088 |
| 1/2 | 80 | .840 | .546 | .147 | 1.088 |
| 1/2 | 160 | .840 | .466 | .187 | 1.304 |
| 1/2 | XXH | .840 | .252 | .294 | 1.714 |
| 3/4 | 5 | 1.050 | .920 | .065 | .6838 |
| 3/4 | 10 | 1.050 | .884 | .083 | .8572 |
| 3/4 | 40 | 1.050 | .824 | .113 | 1.131 |
| 3/4 | STD | 1.050 | .824 | .113 | 1.131 |
| 3/4 | XH | 1.050 | .742 | .154 | 1.474 |
| 3/4 | 80 | 1.050 | .742 | .154 | 1.474 |
| 3/4 | 160 | 1.050 | .614 | .218 | 1.937 |
| 3/4 | XXH | 1.050 | .434 | .308 | 2.441 |
| 1 | 5 | 1.315 | 1.185 | .065 | .8678 |
| 1 | 10 | 1.315 | 1.097 | .109 | 1.404 |
| 1 | 40 | 1.315 | 1.049 | .133 | 1.679 |
| 1 | STD | 1.315 | 1.049 | .133 | 1.679 |
| 1 | XH | 1.315 | .957 | .179 | 2.172 |
| 1 | 80 | 1.315 | .957 | .179 | 2.172 |
| 1 | 160 | 1.315 | .815 | .250 | 2.844 |
| 1 | XXH | 1.315 | .599 | .358 | 3.659 |
| 1-1/4 | 5 | 1.660 | 1.530 | .065 | 1.107 |
| 1-1/4 | 10 | 1.660 | 1.442 | .109 | 1.806 |
| 1-1/4 | 40 | 1.660 | 1.380 | .140 | 2.273 |
| 1-1/4 | STD | 1.660 | 1.380 | .140 | 2.273 |
| 1-1/4 | XH | 1.660 | 1.278 | .191 | 2.997 |
| 1-1/4 | 80 | 1.660 | 1.278 | .191 | 2.997 |
| 1-1/4 | 160 | 1.660 | 1.160 | .250 | 3.765 |
| 1-1/4 | XXH | 1.660 | .896 | .382 | 5.214 |
| 1-1/2 | 5 | 1.900 | 1.770 | .065 | 1.274 |
| 1-1/2 | 10 | 1.900 | 1.682 | .109 | 2.085 |
| 1-1/2 | 40 | 1.900 | 1.610 | .145 | 2.718 |
| 1-1/2 | STD | 1.900 | 1.610 | .145 | 2.718 |
| 1-1/2 | XH | 1.900 | 1.500 | .200 | 3.631 |
| 1-1/2 | 80 | 1.900 | 1.500 | .200 | 3.631 |
| 1-1/2 | 160 | 1.900 | 1.338 | .281 | 4.859 |
| 1-1/2 | XXH | 1.900 | 1.100 | .400 | 6.408 |
| 2 | 5 | 2.375 | 2.245 | .065 | 1.604 |
| 2 | 10 | 2.375 | 2.157 | .109 | 2.638 |
| 2 | STD | 2.375 | 2.067 | .154 | 3.653 |
| 2 | 40 | 2.375 | 2.067 | .154 | 3.653 |
| 2 | XH | 2.375 | 1.939 | .218 | 5.022 |
| 2 | 80 | 2.375 | 1.939 | .218 | 5.022 |
| 2 | 160 | 2.375 | 1.687 | .344 | 7.462 |
| 2 | XXH | 2.375 | 1.503 | .436 | 9.029 |
| 2-1/2 | 5 | 2.875 | 2.709 | .083 | 2.475 |
| 2-1/2 | 10 | 2.875 | 2.635 | .120 | 3.531 |
| 2-1/2 | STD | 2.875 | 2.469 | .203 | 5.793 |
| 2-1/2 | 40 | 2.875 | 2.469 | .203 | 5.793 |
| 2-1/2 | XH | 2.875 | 2.323 | .276 | 7.661 |
| 2-1/2 | 80 | 2.875 | 2.323 | .276 | 7.661 |
| 2-1/2 | 160 | 2.875 | 2.125 | .375 | 10.01 |
| 2-1/2 | XXH | 2.875 | 1.771 | .552 | 13.70 |
| 3 | 5 | 3.500 | 3.334 | .083 | 3.029 |
| 3 | 10 | 3.500 | 3.260 | .120 | 4.332 |
| 3 | STD | 3.500 | 3.068 | .216 | 7.576 |
| 3 | 40 | 3.500 | 3.068 | .216 | 7.576 |
| 3 | XH | 3.500 | 2.900 | .300 | 10.25 |
| 3 | 80 | 3.500 | 2.900 | .300 | 10.25 |
| 3 | 160 | 3.500 | 2.625 | .438 | 14.32 |
| 3 | XXH | 3.500 | 2.300 | .600 | 18.58 |
| 3-1/2 | 5 | 4.000 | 3.834 | .083 | 3.472 |
| 3-1/2 | 10 | 4.000 | 3.760 | .120 | 4.973 |
| 3-1/2 | STD | 4.000 | 3.548 | .226 | 9.109 |
| 3-1/2 | 40 | 4.000 | 3.548 | .226 | 9.109 |
| 3-1/2 | XH | 4.000 | 3.364 | .318 | 12.51 |
| 3-1/2 | 80 | 4.000 | 3.364 | .318 | 12.51 |
| 3-1/2 | XXH | 4.000 | 2.728 | .636 | 22.85 |
| 4 | 5 | 4.500 | 4.334 | .083 | 3.915 |
| 4 | 10 | 4.500 | 4.260 | .120 | 5.613 |
| 4 | STD | 4.500 | 4.026 | .237 | 10.79 |
| 4 | 40 | 4.500 | 4.026 | .237 | 10.79 |
| 4 | XH | 4.500 | 3.826 | .337 | 14.98 |
| 4 | 80 | 4.500 | 3.826 | .337 | 14.98 |
| 4 | 120 | 4.500 | 3.625 | .438 | 19.00 |
| 4 | 160 | 4.500 | 3.438 | .531 | 22.51 |
| 4 | XXH | 4.500 | 3.152 | .674 | 27.54 |
| 4-1/2 | STD | 5.000 | 4.506 | .247 | 12.54 |
| 4-1/2 | XH | 5.000 | 4.290 | .355 | 17.61 |
| 5 | 5 | 5.563 | 5.345 | .109 | 6.349 |
| 5 | 10 | 5.563 | 5.295 | .134 | 7.770 |
| 5 | STD | 5.563 | 5.047 | .258 | 14.62 |
| 5 | 40 | 5.563 | 5.047 | .258 | 14.62 |
| 5 | XH | 5.563 | 4.813 | .375 | 20.78 |
| 5 | 80 | 5.563 | 4.813 | .375 | 20.78 |
| 5 | 120 | 5.563 | 4.563 | .500 | 27.04 |
| 5 | 160 | 5.563 | 4.313 | .625 | 32.96 |
| 5 | XXH | 5.563 | 4.063 | .750 | 38.55 |
| 6 | 5 | 6.625 | 6.407 | .109 | 7.585 |
| 6 | 10 | 6.625 | 6.357 | .134 | 9.289 |
| 6 | STD | 6.625 | 6.065 | .280 | 18.97 |
| 6 | 40 | 6.625 | 6.065 | .280 | 18.97 |
| 6 | XH | 6.625 | 5.761 | .432 | 28.57 |
| 6 | 80 | 6.625 | 5.761 | .432 | 28.57 |
| 6 | 120 | 6.625 | 5.500 | .562 | 36.39 |
| 6 | 160 | 6.625 | 5.187 | .719 | 45.35 |
| 6 | XXH | 6.625 | 4.897 | .864 | 53.16 |
| 7 | STD | 7.625 | 7.023 | .301 | 23.54 |
| 7 | XH | 7.625 | 6.625 | .500 | 38.04 |
| 7 | XXH | 7.625 | 5.875 | .875 | 63.08 |
| 8 | 5 | 8.625 | 8.407 | .109 | 9.914 |
| 8 | 10 | 8.625 | 8.329 | .148 | 13.40 |
| 8 | 20 | 8.625 | 8.125 | .250 | 22.36 |
| 8 | 30 | 8.625 | 8.071 | .277 | 24.70 |
| 8 | STD | 8.625 | 7.981 | .322 | 28.55 |
| 8 | 40 | 8.625 | 7.981 | .322 | 28.55 |
| 8 | 60 | 8.625 | 7.813 | .406 | 35.64 |
| 8 | XH | 8.625 | 7.625 | .500 | 43.39 |
| 8 | 80 | 8.625 | 7.625 | .500 | 43.39 |
| 8 | 100 | 8.625 | 7.437 | .594 | 50.95 |
| 8 | 120 | 8.625 | 7.187 | .719 | 60.71 |
| 8 | 140 | 8.625 | 7.000 | .812 | 67.76 |
| 8 | 160 | 8.625 | 6.813 | .906 | 74.69 |
| 8 | XXH | 8.625 | 6.875 | .875 | 72.42 |
| 9 | STD | 9.625 | 8.941 | .342 | 33.91 |
| 9 | XH | 9.625 | 8.625 | .500 | 48.73 |
| 10 | 5 | 10.750 | 10.482 | .134 | 15.19 |
| 10 | 10 | 10.750 | 10.420 | .165 | 18.70 |
| 10 | 20 | 10.750 | 10.250 | .250 | 28.04 |
| 10 | 30 | 10.750 | 10.136 | .307 | 34.24 |
| 10 | STD | 10.750 | 10.020 | .365 | 40.48 |
| 10 | 40 | 10.750 | 10.020 | .365 | 40.48 |
| 10 | 60 | 10.750 | 9.750 | .500 | 54.74 |
| 10 | XH | 10.750 | 9.750 | .500 | 54.74 |
| 10 | 80 | 10.750 | 9.562 | .594 | 64.43 |
| 10 | 100 | 10.750 | 9.312 | .719 | 77.03 |
| 10 | 120 | 10.750 | 9.062 | .844 | 89.29 |
| 10 | 140 | 10.750 | 8.750 | 1.000 | 104.1 |
| 10 | 160 | 10.750 | 8.500 | 1.125 | 115.6 |
| 10 | XXH | 10.750 | 8.750 | 1.000 | 104.1 |
| 11 | STD | 11.750 | 11.000 | .375 | 45.56 |
| 11 | XH | 11.750 | 10.7500 | .500 | 60.08 |
| 12 | 5 | 12.750 | 12.420 | .165 | 22.18 |
| 12 | 10 | 12.750 | 12.390 | .180 | 24.16 |
| 12 | 20 | 12.750 | 12.250 | .250 | 33.38 |
| 12 | 30 | 12.750 | 12.090 | .330 | 43.77 |
| 12 | STD | 12.750 | 12.000 | .375 | 49.56 |
| 12 | 40 | 12.750 | 11.938 | .406 | 53.52 |
| 12 | 60 | 12.750 | 11.625 | .562 | 73.15 |
| 12 | XH | 12.750 | 11.750 | .500 | 65.42 |
| 12 | 80 | 12.750 | 11.375 | .688 | 88.63 |
| 12 | 100 | 12.750 | 11.062 | .844 | 107.3 |
| 12 | 120 | 12.750 | 10.750 | 1.000 | 125.5 |
| 12 | 140 | 12.750 | 10.500 | 1.125 | 139.67 |
| 12 | 160 | 12.750 | 10.125 | 1.312 | 160.3 |
| 12 | XXH | 12.750 | 10.750 | 1.000 | 125.5 |
| 14 | 10 | 14.000 | 13.500 | .250 | 36.71 |
| 14 | 20 | 14.000 | 13.375 | .312 | 45.61 |
| 14 | 30 | 14.000 | 13.250 | .375 | 54.57 |
| 14 | STD | 14.000 | 13.250 | .375 | 54.57 |
| 14 | 40 | 14.000 | 13.125 | .438 | 63.44 |
| 14 | 60 | 14.000 | 12.812 | .594 | 85.05 |
| 14 | XH | 14.000 | 13.000 | .500 | 72.09 |
| 14 | 80 | 14.000 | 12.500 | .750 | 106.1 |
| 14 | 100 | 14.000 | 12.125 | .938 | 130.9 |
| 14 | 120 | 14.000 | 11.812 | 1.094 | 150.8 |
| 14 | 140 | 14.000 | 11.500 | 1.250 | 170.2 |
| 14 | 160 | 14.000 | 11.188 | 1.406 | 189.1 |
| 16 | 10 | 16.000 | 15.500 | .250 | 42.05 |
| 16 | 20 | 16.000 | 15.375 | .312 | 52.27 |
| 16 | 30 | 16.000 | 15.250 | .375 | 62.58 |
| 16 | STD | 16.000 | 15.250 | .375 | 62.48 |
| 16 | 40 | 16.000 | 15.000 | .500 | 82.77 |
| 16 | 60 | 16.000 | 14.688 | .656 | 107.5 |
| 16 | XH | 16.000 | 15.000 | .500 | 82.77 |
| 16 | 80 | 16.000 | 14.312 | .844 | 136.6 |
| 16 | 100 | 16.000 | 13.938 | 1.031 | 164.8 |
| 16 | 120 | 16.000 | 13.562 | 1.219 | 192.4 |
| 16 | 140 | 16.000 | 13.125 | 1.438 | 223.6 |
| 16 | 160 | 16.000 | 12.812 | 1.594 | 245.3 |
| 18 | 10 | 18.000 | 17.500 | .250 | 47.39 |
| 18 | 20 | 18.000 | 17.375 | .312 | 58.94 |
| 18 | 30 | 18.000 | 17.125 | .438 | 82.15 |
| 18 | STD | 18.000 | 17.250 | .375 | 70.59 |
| 18 | 40 | 18.000 | 16.875 | .562 | 104.7 |
| 18 | 60 | 18.000 | 16.500 | .750 | 138.2 |
| 18 | XH | 18.000 | 17.000 | .500 | 93.45 |
| 18 | 80 | 18.000 | 16.125 | .938 | 170.9 |
| 18 | 100 | 18.000 | 15.688 | 1.156 | 208.0 |
| 18 | 120 | 18.000 | 15.25 | 1.375 | 244.1 |
| 18 | 140 | 18.000 | 14.875 | 1.562 | 274.2 |
| 18 | 160 | 18.000 | 14.438 | 1.781 | 308.5 |
| 20 | 10 | 20.000 | 19.500 | .250 | 52.73 |
| 20 | 20 | 20.000 | 19.250 | .375 | 78.60 |
| 20 | 30 | 20.000 | 19.000 | .500 | 104.1 |
| 20 | STD | 20.000 | 19.250 | .375 | 78.60 |
| 20 | 40 | 20.000 | 18.812 | .594 | 123.1 |
| 20 | 60 | 20.000 | 18.375 | .812 | 166.4 |
| 20 | XH | 20.000 | 19.000 | .500 | 104.1 |
| 20 | 80 | 20.000 | 17.938 | 1.031 | 208.9 |
| 20 | 100 | 20.000 | 17.438 | 1.281 | 256.1 |
| 20 | 120 | 20.000 | 17.000 | 1.500 | 296.4 |
| 20 | 140 | 20.000 | 16.500 | 1.750 | 341.1 |
| 20 | 160 | 20.000 | 16.062 | 1.969 | 379.2 |
| 24 | 10 | 24.000 | 23.500 | .250 | 63.41 |
| 24 | 20 | 24.000 | 23.250 | .375 | 94.62 |
| 24 | 30 | 24.000 | 22.875 | .562 | 140.7 |
| 24 | STD | 24.000 | 23.250 | .375 | 94.62 |
| 24 | 40 | 24.000 | 22.625 | .688 | 171.3 |
| 24 | 60 | 24.000 | 22.062 | .969 | 238.4 |
| 24 | XH | 24.000 | 23.000 | .500 | 125.5 |
| 24 | 80 | 24.000 | 21.562 | 1.219 | 296.6 |
| 24 | 100 | 24.000 | 20.938 | 1.531 | 367.4 |
| 24 | 120 | 24.000 | 20.375 | 1.812 | 429.4 |
| 24 | 140 | 24.000 | 19.875 | 2.062 | 483.1 |
| 24 | 160 | 24.000 | 19.312 | 2.344 | 542.1 |
Similar Posts
API Flange Weight Reference Chart
Includes API Spec 6A current, discontinued, and Obsolete flanges API 6A Flange Size Weld Neck Weight Lbs….
API Studded Tee/Elbow Weight Reference Chart
API 6ACross/Tee/ElbowRun X Outlet(s) Size CrossWeightLbs. TeeWeightLbs. ElbowWeightLbs. 2-1/16″ 2M X2-1/16″ 2M 98 98 97 2-9/16″ 2M…
Test Pressure and Working Pressure Tests Explained
API Spec 6A and 16A require manufacturers to conduct hydrostatic body proof tests of individual units of pressure containing equipment. This…
Torque Values for 17D and 6BX Flange Bolts
The following table gives torque values for 17D and 6BX flange bolts with fluoropolymer coating for subsea…
API Clamp Test Pressures and Applied Loads
API Spec 16A clamps differ from all other API equipment in regard to design and hydrotest. Clamps…
Material Chemical Composition
The chemical compositions of the steels most commonly used for the manufacturing of API Spec 6A, API Spec 16A and…