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Pipe Size Chart : Pipe Reference Chart
Confused about wall thickness and pipe schedules? Please use the following ANSI pipe dimension weight chart. For your convenience STANDARD schedules and EXTRA HEAVY schedules. This chart is for REFERENCE only. The sizes with an alloy specified on the chart are items we have on hand.
1/8" | 1/4" | ||||||||||
O.D. | Sch # | Wall | I.D. | Stainless | Aluminum | O.D. | Sch # | Wall | I.D. | Stainless | Aluminum |
0.405 | 40 | 0.068 | 0.269 | T304/T316 | 6061 | 0.54 | 40 | 0.088 | 0.364 | T304/T316 | 6061 |
0.405 | 80 | 0.095 | 0.215 | 0.54 | 80 | 0.119 | 0.302 | ||||
3/8" | 1/2" | ||||||||||||
O.D. | Sch # | Wall | I.D. | Stainless | Aluminum | O.D. | Sch # | Wall | I.D. | Stainless | Aluminum | ||
0.675 | 40 | 0.091 | 0.493 | T304/T316 | 6061 | 0.84 | 40 | 0.109 | 0.622 | T304/T316 | 6061/6063 | ||
0.675 | 80 | 0.126 | 0.423 | 0.84 | 80 | 0.147 | 0.546 | T304/T316 | 6061 | ||||
3/4" | 1" | ||||||||||
O.D. | Sch # | Wall | I.D. | Stainless | Aluminum | O.D. | Sch # | Wall | I.D. | Stainless | Aluminum |
1.05 | 40 | 0.113 | 0.824 | T304/T316 | 6061/6063 | 1.315 | 0.083 | 1.149 | |||
1.05 | 80 | 0.154 | 0.742 | T304 | 6061 | 1.315 | 0.095 | 1.125 | |||
1.05 | 160 | 0.218 | 0.612 | 1.315 | 10 | 0.109 | 1.097 | ||||
1.05 | XXHY | 0.308 | 0.434 | 1.315 | 0.125 | 1.065 | |||||
1.315 | 40 | 0.133 | 1.049 | T304/T316 | 6061/6063 | ||||||
1.315 | 80 | 0.179 | 0.957 | T304 | 6061 | ||||||
1.315 | XXHY | 0.358 | 0.599 |
1 1/4" | 1 1/2" | ||||||||||
O.D. | Sch # | Wall | I.D. | Stainless | Aluminum | O.D. | Sch # | Wall | I.D. | Stainless | Aluminum |
1.66 | 5 | 0.065 | 1.53 | 1.9 | 5 | 0.065 | 1.774 | ||||
1.66 | 0.095 | 1.47 | 1.9 | 10 | 0.109 | 1.682 | |||||
1.66 | 10 | 0.109 | 1.442 | 1.9 | 0.125 | 1.65 | |||||
1.66 | 0.125 | 1.41 | 1.9 | 40 | 0.145 | 1.61 | T304/T316 | 6061/6063 | |||
1.66 | 40 | 0.14 | 1.38 | T304/T316 | 6061/6063 | 1.9 | 80 | 0.2 | 1.5 | T304 | 6061 |
1.66 | 80 | 0.191 | 1.278 | 6061 | 1.9 | 160 | 0.281 | 1.338 | |||
1.66 | 160 | 0.25 | 1.16 | 1.9 | XXHY | 0.4 | 1.1 | ||||
1.66 | XXHY | 0.382 | 0.896 |
2" | 2 1/2" | ||||||||||
O.D. | Sch # | Wall | I.D. | Stainless | Aluminum | O.D. | Sch # | Wall | I.D. | Stainless | Aluminum |
2.375 | 5 | 0.065 | 2.245 | 2.875 | 5 | 0.083 | 2.709 | ||||
2.375 | 10 | 0.109 | 2.157 | T304 | 2.875 | 10 | 0.12 | 2.635 | |||
2.375 | 40 | 0.154 | 2.067 | T304/T316 | 6061/6063 | 2.875 | 0.156 | 2.563 | |||
2.375 | 80 | 0.218 | 1.939 | T304/T316 | 6061 | 2.875 | 40 | 0.203 | 2.469 | T304/T316 | 6061/6063 |
2.375 | 160 | 0.343 | 1.687 | 2.875 | 0.25 | 2.375 | |||||
2.375 | XXHY | 0.436 | 1.5 | 2.875 | 80 | 0.276 | 2.323 | T304 | 6061 | ||
2.875 | 160 | 0.375 | 2.125 | ||||||||
2.875 | XXHY | 0.552 | 1.771 |
3" | 3 1/2" | ||||||||||
O.D. | Sch # | Wall | I.D. | Stainless | Aluminum | O.D. | Sch # | Wall | I.D. | Stainless | Aluminum |
3.5 | 5 | 0.078 | 3.344 | 4 | 5 | 0.083 | 3.834 | ||||
3.5 | 10 | .120 | 3.26 | T304 | 4 | 10 | 0.12 | 3.76 | T304 | ||
3.5 | 0.188 | 3.124 | 4 | 40 | 0.226 | 3.548 | T304/T316 | 6061 | |||
3.5 | 40 | 0.216 | 3.068 | T304/T316 | 6061/6063 | 4 | 0.25 | 3.5 | |||
3.5 | 0.281 | 2.938 | 4 | 80 | 0.318 | 3.364 | 6061 | ||||
3.5 | 80 | 0.3 | 2.9 | 6061 | 4 | XXHY | 0.636 | 2.728 | |||
3.5 | 160 | 0.437 | 2.624 | ||||||||
3.5 | XXHY | 0.6 | 2.3 |
4" | 5" | ||||||||||
O.D. | Sch # | Wall | I.D. | Stainless | Aluminum | O.D. | Sch # | Wall | I.D. | Stainless | Aluminum |
4.5 | 5 | 0.083 | 4.334 | 5.563 | 5 | 0.109 | 5.345 | ||||
4.5 | 10 | 0.12 | 4.26 | T304 | 5.563 | 10 | 0.134 | 5.313 | |||
4.5 | 0.203 | 4.094 | 5.563 | 40 | 0.258 | 5.047 | T304/T316 | 6061 | |||
4.5 | 40 | 0.237 | 4.026 | T304/T316 | 6061 | 5.563 | 0.312 | 4.939 | |||
4.5 | 60 | 0.281 | 3.938 | 5.563 | 80 | 0.375 | 4.813 | ||||
4.5 | 0.312 | 3.876 | 5.563 | 120 | 0.5 | 4.563 | |||||
4.5 | 80 | 0.337 | 3.826 | T304 | 6061 | 5.563 | 160 | 0.625 | 4.313 | ||
4.5 | 120 | 0.438 | 3.624 | 5.563 | XXHY | 0.75 | 4.063 | ||||
4.5 | 160 | 0.531 | 3.438 | ||||||||
4.5 | XXHY | 0.674 | 3.152 |
| 8" | ||||||||||
O.D. | Sch # | Wall | I.D. | Stainless | Aluminum | O.D. | Sch # | Wall | I.D. | Stainless | Aluminum |
6.625 | 0.094 | 6.437 | 8.625 | 5 | 0.109 | 8.407 | |||||
6.625 | 5 | 0.109 | 6.407 | 8.625 | 0.12 | 8.385 | |||||
6.625 | 10 | 0.134 | 6.357 | 8.625 | 0.141 | 8.343 | |||||
6.625 | 0.141 | 6.343 | 8.625 | 10 | 0.148 | 8.329 | |||||
6.625 | 0.25 | 6.125 | 8.625 | 20 | 0.25 | 8.125 | |||||
6.625 | 40 | 0.28 | 6.065 | T304/T316 | 6061 | 8.625 | 30 | 0.277 | 8.071 | ||
6.625 | 0.344 | 5.937 | 8.625 | 40 | 0.322 | 7.981 | 6061 | ||||
6.625 | 80 | 0.432 | 5.761 | T304/T316 | 6061 | 8.625 | 0.375 | 7.875 | |||
6.625 | 0.5 | 5.625 | 8.625 | 60 | 0.406 | 7.813 | |||||
6.625 | 120 | 0.562 | 5.501 | 8.625 | 0.438 | 7.749 | |||||
6.625 | 0.625 | 5.375 | 8.625 | 80 | 0.5 | 7.625 | |||||
6.625 | 160 | 0.719 | 5.187 | 8.625 | 0.562 | 7.501 | |||||
6.625 | XXHY | 0.864 | 4.897 | 8.625 | 100 | 0.593 | 7.437 | ||||
6.625 | 1.125 | 4.375 | 8.625 | 120 | 0.719 | 7.187 | |||||
8.625 | 140 | 0.812 | 7.001 | ||||||||
8.625 | XXHY | 0.875 | 6.875 | ||||||||
8.625 | 160 | 0.906 | 6.813 |
10" | 12" | ||||||||||
O.D. | Sch # | Wall | I.D. | Stainless | Aluminum | O.D. | Sch # | Wall | I.D. | Stainless | Aluminum |
10.75 | 5 | 0.134 | 10.48 | 12.75 | 0.172 | 12.406 | |||||
10.75 | 10 | 0.165 | 10.42 | 12.75 | 0.219 | 12.312 | |||||
10.75 | 0.188 | 10.374 | 12.75 | 20 | 0.25 | 12.25 | |||||
10.75 | 0.237 | 10.276 | 12.75 | 30 | 0.33 | 12.09 | |||||
10.75 | 20 | 0.25 | 10.25 | 12.75 | 0.344 | 12.062 | |||||
10.75 | 0.279 | 10.192 | 12.75 | STD | 0.375 | 12 | |||||
10.75 | 30 | 0.307 | 10.136 | 12.75 | 40 | 0.406 | 11.938 | ||||
10.75 | 40 | 0.365 | 10.02 | 12.75 | XHY | 0.5 | 11.75 | ||||
10.75 | 0.375 | 10 | 12.75 | 60 | 0.562 | 11.626 | |||||
10.75 | 60 | 0.5 | 9.75 | 12.75 | 80 | 0.688 | 11.374 | ||||
10.75 | 0.562 | 9.626 | 12.75 | 0.75 | 11.25 | ||||||
10.75 | 80 | 0.593 | 9.562 | 12.75 | 100 | 0.844 | 11.062 | ||||
10.75 | 0.625 | 9.5 | 12.75 | 120 / XXHY | 1 | 10.75 | |||||
10.75 | 100 | 0.719 | 9.312 | 12.75 | 140 | 1.125 | 10.5 | ||||
10.75 | 0.812 | 9.126 | 12.75 | 160 | 1.312 | 10.126 | |||||
10.75 | 120 | 0.844 | 9.062 | ||||||||
10.75 | 140 / XXHY | 1 | 8.75 | ||||||||
10.75 | 160 | 1.125 | 8.5 |
| 16" | ||||||||||
O.D. | Sch # | Wall | I.D. | Stainless | Aluminum | O.D. | Sch # | Wall | I.D. | Stainless | Aluminum |
14 | 0.237 | 13.526 | 16 | 10 | 0.25 | 15.5 | |||||
14 | 10 | 0.25 | 13.5 | 16 | 0.281 | 15.438 | |||||
14 | 0.281 | 13.438 | 16 | 20 | 0.312 | 15.376 | |||||
14 | 20 | 0.312 | 13.376 | 16 | 0.344 | 15.312 | |||||
14 | 0.344 | 13.312 | 16 | 30 | 0.375 | 15.25 | |||||
14 | 30 | 0.375 | 13.25 | 16 | 0.406 | 15.188 | |||||
14 | 40 | 0.438 | 13.124 | 16 | 0.469 | 15.062 | |||||
14 | 0.459 | 13.082 | 16 | 40 / XHY | 0.5 | 15 | |||||
14 | XHY | 0.5 | 13 | 16 | 0.562 | 14.876 | |||||
14 | 60 | 0.594 | 12.812 | 16 | 60 | 0.656 | 14.688 | ||||
14 | 80 | 0.75 | 12.5 | 16 | 80 | 0.844 | 14.376 | ||||
14 | 0.812 | 12.376 | 16 | 100 | 1.031 | 13.938 | |||||
14 | 100 | 0.938 | 12.124 | 16 | 120 | 1.219 | 13.562 | ||||
14 | 120 | 1.094 | 11.812 | 16 | 140 | 1.438 | 13.124 | ||||
14 | 140 | 1.25 | 11.5 | 16 | 160 | 1.594 | 12.812 | ||||
14 | 160 | 1.406 | 11.188 |