ROUND PIPE COLUMN DIMENSIONS AND PROPERTIES Click Here and choose Save to download  these dimensions in a Microsoft Excel spreadsheet. Nominal Diameter Inches Outside Diameter Inches Inside Diameter Inches Wall Thickness Inches Weight Per Ft lbs. Plain Ends STANDARD WEIGHTS ½ .840 .622 .109 .85 ¾ 1.050 .824 .113 1.13 1 1.315 1.049 .133 1.68 1¼ 1.660 1.380 .140 2.27 1½ 1.900 1.610 .145 2.72 2 2.375 2.067 .154 3.65 2½ 2.875 2.469 .203 5.79 3 3.500 3.068 .216 7.58 3½ 4.000 3.548 .226 9.11 4 4.500 4.026 .237 10.79 5 5.563 5.047 .258 14.62 6 6.625 6.065 .280 18.97 8 8.625 7.981 .322 28.55 10 10.750 10.020 .365 40.88 12 12.750 12.000 .375 49.56 EXTRA STRONG ½ .840 .546 .147 1.09 ¾ 1.050 .742 .154 1.47 1 1.315 .957 .179 2.17 1¼ 1.660 1.278 .191 3.00 1½ 1.900 1.500 .200 3.63 2 2.375 1.939 .218 5.02 2½ 2.875 2.323 .276 7.66 3 3.500 2.900 .300 10.25 3½ 4.000 3.364 .318 12.50 4 4.500 3.826 .337 14.98 5 5.563 4.813 .375 20.78 6 6.625 5.761 .432 28.57 8 8.625 7.625 .500 43.39 10 10.750 9.750 .500 54.74 12 12.750 11.750 .500 65.42 DOUBLE - EXTRA STRONG 2 2.375 1.503 .436 9.03 2½ 2.875 1.771 .552 13.69 3 3.500 2.300 .600 18.58 4 4.500 3.152 .674 27.54 5 5.563 4.063 .750 38.55 6 6.625 4.897 .864 53.16 8 8.625 6.875 .875 72.42