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Engineering ToolBox > Copper Tubes Type K - Dimensions and Physical Characteristics
The table below can be used to find physical characteristics and data about copper pipes type K.
| Dimensions and Physical Characteristics of Copper Tube TYPE K | ||||||||
| Nominal or standard size (inches) | Nominal dimensions (inches) | Calculated values (based on nominal dimensions) | ||||||
| Outside diameter | Inside diameter | Wall thickness | Cross sectional area of bore (square inches) | Weight of tube only (pounds per linear foot) | Weight of tube & water (pounds per linear foot) | Contents of tube (per linear foot) | ||
| Cubic feet | Gallon | |||||||
| 1/4 | .375 | .305 | .035 | .073 | .145 | .177 | .00051 | .00379 |
| 3/8 | .500 | .402 | .049 | .127 | .269 | .324 | .00088 | .00660 |
| 1/2 | .625 | .527 | .049 | .218 | .344 | .438 | .00151 | .0113 |
| 5/8 | .750 | .652 | .049 | .334 | .418 | .562 | .00232 | .0174 |
| 3/4 | .875 | .745 | .065 | .436 | .641 | .829 | .00303 | .0227 |
| 1 | 1.125 | .995 | .065 | .778 | .839 | 1.18 | .00540 | .0404 |
| 1-1/4 | 1.375 | 1.245 | .065 | 1.22 | 1.04 | 1.57 | .00847 | .0634 |
| 1-1/2 | 1.625 | 1.481 | .072 | 1.72 | 1.36 | 2.10 | .0119 | .0894 |
| 2 | 2.125 | 1.959 | .083 | 3.01 | 2.06 | 3.36 | .0209 | .156 |
| 2-1/2 | 2.625 | 2.435 | .095 | 4.66 | 2.93 | 4.94 | .0324 | .242 |
| 3 | 3.125 | 2.907 | .109 | 6.64 | 4.00 | 6.87 | .0461 | .345 |
| 3-1/2 | 3.625 | 3.385 | .120 | 9.00 | 5.12 | 9.01 | .0625 | .468 |
| 4 | 4.125 | 3.857 | .134 | 11.7 | 6.51 | 11.6 | .0813 | .608 |
| 5 | 5.125 | 4.805 | .160 | 18.1 | 9.67 | 17.5 | .126 | .940 |
| 6 | 6.125 | 5.741 | .192 | 25.9 | 13.9 | 25.1 | .180 | 1.35 |
| 8 | 8.125 | 7.583 | .271 | 45.2 | 25.9 | 45.4 | .314 | 2.35 |
| 10 | 10.125 | 9.449 | .338 | 70.1 | 40.3 | 70.6 | .487 | 3.64 |
| 12 | 12.125 | 11.315 | .405 | 101 | 57.8 | 101 | .701 | 5.25 |