SIZE AND WEIGHT

STAINLESS STEEL
STRUCTURAL ROUND TUBE

O.D. IN Wall Thickness
Gauge 20 GA 18 GA 16 GA 14 GA 12 GA 11 GA 7 GA
Inches .035″ .049″ .062″ .083″ .109″ .120″ .180″ .250″ .313″ .375″ .500″
1/2 0.22 0.30 0.39
5/8 0.29 0.38 0.49
3/4 0.34 0.50 0.65 .81 0.95 1.13
7/8 0.41 0.56 0.74 .92 1.18 1.29
1 0.46 0.63 0.83 103 1.32 1.45 2.17
1-1/4 0.82 1.08 1.37 1.76 1.93 2.99
1-1/2 0.97 1.27 1.61 2.08 2.26 3.63
1-3/4 1.13 1.49 1.88 2.42 2.66 3.75
2 1.30 1.69 2.14 2.80 3.06 4.46 6.01
2-1/2 2.72 3.54 3.88 5.68 7.67
3 2.59 3.29 4.53 4.97 6.90 9.35
3-1/2 3.91 4.92 5.67 8.06 10.89
4 4.36 5.69 6.26 9.27 12.68 15.54 18.52 24.03
5 8.02 11.90 16.35 19.82 23.53 30.71
6 9.46 14.07 18.77 23.99 28.53 37.38
7 22.71 28.16 33.54 44.06
8 26.03 32.33 38.55 50.73
9 29.37 36.50 43.55 57.41
10 32.71 40.68 46.38 64.08