| Nominal Size | = | Please | ||||||||||||||||||
| Schedule | = | select | ||||||||||||||||||
| OD | = | a cell | [in] | [mm] | ||||||||||||||||
| ID | = | in the | [in] | [mm] | ||||||||||||||||
| Wall Thickness | = | table | [in] | [mm] | ||||||||||||||||
| Wall thickness after 12.5% UT | = | below | [in] | [mm] | ||||||||||||||||
| ID after 12.5% UT | = | [in] | [mm] | |||||||||||||||||
| Nominal | OD | 5 | 5s | 10 | 10s | 20 | 30 | 40 | 40s | Std | 60 | 80 | 80s | XS | 100 | 120 | 140 | 160 | XXS | Nominal |
| 1/8 | 0.405 | 0.049 | 0.049 | 0.068 | 0.068 | 0.068 | 0.095 | 0.095 | 0.095 | 1/8 | ||||||||||
| 1/4 | 0.54 | 0.065 | 0.065 | 0.088 | 0.088 | 0.088 | 0.119 | 0.119 | 0.119 | 1/4 | ||||||||||
| 3/8 | 0.675 | 0.065 | 0.065 | 0.073 | 0.091 | 0.091 | 0.091 | 0.126 | 0.126 | 0.126 | 3/8 | |||||||||
| 1/2 | 0.84 | 0.065 | 0.065 | 0.083 | 0.083 | 0.095 | 0.109 | 0.109 | 0.109 | 0.147 | 0.147 | 0.147 | 0.188 | 0.294 | 1/2 | |||||
| 3/4 | 1.05 | 0.065 | 0.065 | 0.083 | 0.083 | 0.095 | 0.113 | 0.113 | 0.113 | 0.154 | 0.154 | 0.154 | 0.219 | 0.308 | 3/4 | |||||
| 1 | 1.315 | 0.065 | 0.065 | 0.109 | 0.109 | 0.114 | 0.133 | 0.133 | 0.133 | 0.179 | 0.179 | 0.179 | 0.25 | 0.358 | 1 | |||||
| 1 1/4 | 1.66 | 0.065 | 0.065 | 0.109 | 0.109 | 0.117 | 0.14 | 0.14 | 0.14 | 0.191 | 0.191 | 0.191 | 0.25 | 0.382 | 1 1/4 | |||||
| 1 1/2 | 1.9 | 0.065 | 0.065 | 0.109 | 0.109 | 0.125 | 0.145 | 0.145 | 0.145 | 0.2 | 0.2 | 0.2 | 0.281 | 0.4 | 1 1/2 | |||||
| 2 | 2.375 | 0.065 | 0.065 | 0.109 | 0.109 | 0.125 | 0.154 | 0.154 | 0.154 | 0.218 | 0.218 | 0.218 | 0.344 | 0.436 | 2 | |||||
| 2 1/2 | 2.875 | 0.083 | 0.083 | 0.12 | 0.12 | 0.188 | 0.203 | 0.203 | 0.203 | 0.276 | 0.276 | 0.276 | 0.375 | 0.552 | 2 1/2 | |||||
| 3 | 3.5 | 0.083 | 0.083 | 0.12 | 0.12 | 0.188 | 0.216 | 0.216 | 0.216 | 0.3 | 0.3 | 0.3 | 0.438 | 0.6 | 3 | |||||
| 3 1/2 | 4 | 0.083 | 0.083 | 0.12 | 0.12 | 0.188 | 0.226 | 0.226 | 0.226 | 0.318 | 0.318 | 0.318 | 0.636 | 3 1/2 | ||||||
| 4 | 4.5 | 0.083 | 0.083 | 0.12 | 0.12 | 0.188 | 0.237 | 0.237 | 0.237 | 0.337 | 0.337 | 0.337 | 0.438 | 0.531 | 0.674 | 4 | ||||
| 5 | 5.563 | 0.109 | 0.109 | 0.134 | 0.134 | 0.258 | 0.258 | 0.258 | 0.375 | 0.375 | 0.375 | 0.5 | 0.625 | 0.75 | 5 | |||||
| 6 | 6.625 | 0.109 | 0.109 | 0.134 | 0.134 | 0.28 | 0.28 | 0.28 | 0.432 | 0.432 | 0.432 | 0.562 | 0.719 | 0.864 | 6 | |||||
| 8 | 8.625 | 0.109 | 0.109 | 0.148 | 0.148 | 0.25 | 0.277 | 0.322 | 0.322 | 0.322 | 0.406 | 0.5 | 0.5 | 0.5 | 0.594 | 0.719 | 0.812 | 0.906 | 0.875 | 8 |
| 10 | 10.75 | 0.134 | 0.134 | 0.165 | 0.165 | 0.25 | 0.307 | 0.365 | 0.365 | 0.365 | 0.5 | 0.594 | 0.5 | 0.5 | 0.719 | 0.844 | 1 | 1.125 | 1 | 10 |
| 12 | 12.75 | 0.156 | 0.156 | 0.18 | 0.18 | 0.25 | 0.33 | 0.406 | 0.375 | 0.375 | 0.562 | 0.688 | 0.5 | 0.5 | 0.844 | 1 | 1.125 | 1.312 | 1 | 12 |
| 14 | 14 | 0.156 | 0.156 | 0.25 | 0.188 | 0.312 | 0.375 | 0.438 | 0.375 | 0.375 | 0.594 | 0.75 | 0.5 | 0.5 | 0.938 | 1.094 | 1.25 | 1.406 | 14 | |
| 16 | 16 | 0.165 | 0.165 | 0.25 | 0.188 | 0.312 | 0.375 | 0.5 | 0.375 | 0.375 | 0.656 | 0.844 | 0.5 | 0.5 | 1.031 | 1.219 | 1.438 | 1.594 | 16 | |
| 18 | 18 | 0.165 | 0.165 | 0.25 | 0.188 | 0.312 | 0.438 | 0.562 | 0.375 | 0.375 | 0.75 | 0.938 | 0.5 | 0.5 | 1.156 | 1.375 | 1.562 | 1.781 | 18 | |
| 20 | 20 | 0.188 | 0.188 | 0.25 | 0.218 | 0.375 | 0.5 | 0.594 | 0.375 | 0.375 | 0.812 | 1.031 | 0.5 | 0.5 | 1.281 | 1.5 | 1.75 | 1.969 | 20 | |
| 22 | 22 | 0.188 | 0.188 | 0.25 | 0.218 | 0.375 | 0.5 | 0.375 | 0.875 | 1.125 | 1.375 | 1.625 | 1.875 | 2.125 | 22 | |||||
| 24 | 24 | 0.218 | 0.218 | 0.25 | 0.25 | 0.375 | 0.562 | 0.688 | 0.375 | 0.375 | 0.969 | 1.219 | 0.5 | 0.5 | 1.531 | 1.812 | 2.062 | 2.344 | 24 | |
| Nominal | OD | 5 | 5s | 10 | 10s | 20 | 30 | 40 | 40s | Std | 60 | 80 | 80s | XS | 100 | 120 | 140 | 160 | XXS | Nominal |
| source | a | b | a | b | a | a | a | b | a | a | a | b | a | a | a | a | a | a | ||
| a: ASME B36.10M-2004: Welded and Seamless Wrought Steel Pipe | ||||||||||||||||||||
| b: ASME B36.19M-2004: Stainless Steel Pipe | ||||||||||||||||||||
| Do not confuse: 3 1/2 inch nominal with 3.5 inch OD, 4" nominal with 4.000" OD | ||||||||||||||||||||