DIMENSIONS OF STANDARD AND EXTRA STRONG[76]
WROUGHT-IRON AND STEEL PIPE
_______________________________________________________________
| | | |
| | Diameter | Circumference |
| |__________________________|__________________________|
| | | | | |
| |External| Internal |External| Internal |
| |Standard|_________________|Standard|_________________|
| | and | | | and | | |
| Nominal | Extra |Standard| Extra | Extra |Standard| Extra |
| Size | Strong | | Strong | Strong | | Strong |
|_________|________|________|________|________|________|________|
| | | | | | | |
| 1/8 | .405 | .269 | .215 | 1.272 | .848 | .675 |
| 1/4 | .540 | .364 | .302 | 1.696 | 1.144 | .949 |
| 3/8 | .675 | .493 | .423 | 2.121 | 1.552 | 1.329 |
| 1/2 | .840 | .622 | .546 | 2.639 | 1.957 | 1.715 |
| 3/4 | 1.050 | .824 | .742 | 3.299 | 2.589 | 2.331 |
| 1 | 1.315 | 1.049 | .957 | 4.131 | 3.292 | 3.007 |
| 1-1/4 | 1.660 | 1.380 | 1.278 | 5.215 | 4.335 | 4.015 |
| 1-1/2 | 1.900 | 1.610 | 1.500 | 5.969 | 5.061 | 4.712 |
| 2 | 2.375 | 2.067 | 1.939 | 7.461 | 6.494 | 6.092 |
| 2-1/2 | 2.875 | 2.469 | 2.323 | 9.032 | 7.753 | 7.298 |
| 3 | 3.500 | 3.068 | 2.900 | 10.996 | 9.636 | 9.111 |
| 3-1/2 | 4.000 | 3.548 | 3.364 | 12.566 | 11.146 | 10.568 |
| 4 | 4.500 | 4.026 | 3.826 | 14.137 | 12.648 | 12.020 |
| 4-1/2 | 5.000 | 4.506 | 4.290 | 15.708 | 14.162 | 13.477 |
| 5 | 5.563 | 5.047 | 4.813 | 17.477 | 15.849 | 15.121 |
| 6 | 6.625 | 6.065 | 5.761 | 20.813 | 19.054 | 18.099 |
| 7 | 7.625 | 7.023 | 6.625 | 23.955 | 22.063 | 20.813 |
| 8 | 8.625 | 7.981 | 7.625 | 27.096 | 25.076 | 23.955 |
| 9 | 9.625 | 8.941 | 8.625 | 30.238 | 28.089 | 27.096 |
| 10 | 10.750 | 10.020 | 9.750 | 33.772 | 31.477 | 30.631 |
| 11 | 11.750 | 11.000 | 10.750 | 36.914 | 34.558 | 33.772 |
| 12 | 12.750 | 12.000 | 11.750 | 40.055 | 37.700 | 36.914 |
|_________|________|________|________|________|________|________|
__________________________________________________________
| | | | |
| | | Length | |
| | Internal | of | Nominal Weight |
| | Transverse |Pipe in | Pounds per |
| | Area |Feet per| Foot |
| |_____________________| Square |_________________|
| | | |Foot of | | |
| Nominal | Standard | Extra |External|Standard| Extra |
| Size | | Strong |Surface | | Strong |
|_________|__________|__________|________|________|________|
| | | | | | |
| 1/8 | .0573 | .0363 | 9.440 | .244 | .314 |
| 1/4 | .1041 | .0716 | 7.075 | .424 | .535 |
| 3/8 | .1917 | .1405 | 5.657 | .567 | .738 |
| 1/2 | .3048 | .2341 | 4.547 | .850 | 1.087 |
| 3/4 | .5333 | .4324 | 3.637 | 1.130 | 1.473 |
| 1 | .8626 | .7193 | 2.904 | 1.678 | 2.171 |
| 1-1/4 | 1.496 | 1.287 | 2.301 | 2.272 | 2.996 |
| 1-1/2 | 2.038 | 1.767 | 2.010 | 2.717 | 3.631 |
| 2 | 3.356 | 2.953 | 1.608 | 3.652 | 5.022 |
| 2-1/2 | 4.784 | 4.238 | 1.328 | 5.793 | 7.661 |
| 3 | 7.388 | 6.605 | 1.091 | 7.575 | 10.252 |
| 3-1/2 | 9.887 | 8.888 | .955 | 9.109 | 12.505 |
| 4 | 12.730 | 11.497 | .849 | 10.790 | 14.983 |
| 4-1/2 | 15.961 | 14.454 | .764 | 12.538 | 17.611 |
| 5 | 19.990 | 18.194 | .687 | 14.617 | 20.778 |
| 6 | 28.888 | 26.067 | .577 | 18.974 | 28.573 |
| 7 | 38.738 | 34.472 | .501 | 23.544 | 38.048 |
| 8 | 50.040 | 45.664 | .443 | 28.544 | 43.388 |
| 9 | 62.776 | 58.426 | .397 | 33.907 | 48.728 |
| 10 | 78.839 | 74.662 | .355 | 40.483 | 54.735 |
| 11 | 95.033 | 90.763 | .325 | 45.557 | 60.075 |
| 12 | 113.098 | 108.43 | .299 | 49.562 | 65.415 |
|_________|__________|__________|________|________|________|
Dimensions are nominal and except where noted are in inches.
In connection with pipe sizes, Table 63, giving certain tube data may be
found to be of service.