Cold Drawn Buttweld, DOM & Seamless Steel Tubing ASTM A-512, A-513 & A-519 1/4" to 1" O.D.   4-1/8" to 5" O.D.   8-1/4" to 9" O.D. 1.050" to 2" O.D.   5-1/4" to 6" O.D.   9-1/4" to 10" O.D. 2-1/16" to 3" O.D.   6-1/4" to 7" O.D.   10-1/2" to 12.25" O.D. 3-1/8" to 4" O.D.   7-1/4" to 8" O.D.     O.D. Wall I.D. Wt./Ft. 5-1/4" (5.250) .125 5.000 6.848 .188 4.875 10.164 .250 4.750 13.350 .313 4.625 16.454 .344 4.563 18.041 .375 4.500 19.524 .500 4.250 25.365 .625 4.000 30.870 O.D. Wall I.D. Wt./Ft. 5-3/8" (5.375) .188 5.000 10.415 .250 4.875 13.684 .313 4.750 16.871 O.D. Wall I.D. Wt./Ft. O.D. Wall I.D. Wt./Ft. 5-1/2" (5.500) .120 5.260 6.895 5-3/4" (5.750) .120 5.510 7.215 .188 5.125 10.666 .188 5.375 11.168 .219 5.062 12.352 .250 5.250 14.685 .250 5.000 14.018 .313 5.125 18.192 .313 4.875 17.287 .375 5.000 21.527 .375 4.750 20.526 .500 4.750 28.035 .438 4.625 23.679 .625 4.500 34.241 .500 4.500 26.700 O.D. Wall I.D. Wt./Ft. .625 4.250 32.540 5-7/8" (5.875) .313 5.250 18.593 .750 4.000 38.047       .875 3.750 43.221 1.000 3.500 48.060 1.250 3.000 56.737 O.D. Wall I.D. Wt./Ft. O.D. Wall I.D. Wt./Ft. 6" (6.000) .120 5.760 7.536 6-1/4" (6.250) .120 6.010 7.856 .188 5.625 11.670 .188 5.875 12.172 .250 5.500 15.353 .250 5.750 16.020 .313 5.375 18.967 .375 5.500 23.529 .375 5.250 22.528 .500 5.250 30.705 .438 5.125 26.018 .625 5.000 37.546 .500 5.000 29.370 .625 4.750 35.040 .750 4.500 41.050 .875 4.250 46.730 1.000 4.000 52.070 O.D. Wall I.D. Wt./Ft. O.D. Wall I.D. Wt./Ft. 6-1/2" (6.500) .188 6.125 12.673 6-5/8" (6.625) .250 6.125 17.037 .250 6.000 16.688 .313 6.000 21.120 .375 5.750 24.531 O.D. Wall I.D. Wt./Ft. .500 5.500 32.040 6-3/4" (6.750) .250 6.250 17.355 .625 5.250 39.215 .375 6.000 25.532 .500 5.750 33.375 .625 5.500 40.923 O.D. Wall I.D. Wt./Ft. O.D. Wall I.D. Wt./Ft. 7" (7.000) .188 6.625 13.677 7-1/4" (7.250) .188 6.875 14.179 .250 6.500 18.023 .250 6.750 18.690 .313 6.375 22.354 .375 6.500 27.534 .375 6.250 26.533 .500 6.250 36.045 .500 6.000 34.710 .625 6.000 44.221 .625 5.750 42.553 O.D. Wall I.D. Wt./Ft. .750 5.500 50.062 7-1/2" (7.500) .250 7.000 19.358 .875 5.250 57.238 .375 6.750 28.536 1.000 5.000 64.080 .500 6.500 37.380 .625 6.250 45.890 O.D. Wall I.D. Wt./Ft. O.D. Wall I.D. Wt./Ft. 7-3/4" (7.750) .250 7.250 20.025 8'' (8.000) .250 7.500 20.693 .375 7.000 29.537 .375 7.250 30.538 .500 6.750 38.715 .500 7.000 40.050 .625 6.750 49.228 .750 6.500 58.073 .875 6.250 66.583 1.000 6.000 74.760 O.D. Wall I.D. Wt./Ft. O.D. Wall I.D. Wt./Ft. 8-1/4" (8.250) .250 7.750 21.360 8-1/2" (8.500) .250 8.000 22.028 .375 7.500 31.539 .375 7.750 32.541 .500 7.250 41.385 .500 7.500 42.720 O.D. Wall I.D. Wt./Ft. O.D. Wall I.D. Wt./Ft. 8-3/4'' (8.750) .250 8.250 22.695 9" (9.000) .250 8.500 23.363 .375 8.000 33.542 .375 8.250 34.543 .500 7.750 44.055 .500 8.000 45.390 O.D. Wall I.D. Wt./Ft. O.D. Wall I.D. Wt./Ft. 9-1/4" (9.250) .250 8.750 24.030 9-1/2" (9.500) .250 9.000 24.698 .375 8.500 35.544 .375 8.750 36.546 .500 8.250 46.725 .500 8.500 8.060 O.D. Wall I.D. Wt./Ft. O.D. Wall I.D. Wt./Ft. 9-3/4'' (9.750) .250 9.250 25.365 10" (10.000) .250 9.500 26.033 .375 9.000 37.547 .375 9.250 38.548 .500 8.750 49.395 .500 9.000 50.730 O.D. Wall I.D. Wt./Ft. O.D. Wall I.D. Wt./Ft. 10-1/2" (10.500) .250 10.000 27.368 11" (11.000) .250 10.500 28.703 .375 9.750 40.551 .375 10.250 42.593 .500 9.500 53.400 .500 10.000 56.070 O.D. Wall I.D. Wt./Ft. O.D. Wall I.D. Wt./Ft. 11-1/2'' (11.500) .250 11.000 30.038 12" (12.000) .250 11.500 31.402 .500 10.500 58.740 .375 11.250 46.558 .500 11.000 61.410 O.D. Wall I.D. Wt./Ft. 12-1/4" (12.250) .500 11.250 62.745

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