SQUARE HSS STEEL TUBE SIZES CHART


Square HSS sizes, dimensions and section properties chart for steel tubing.

Square HSS Sizes and Section Properties Chart
Shape t Wt. A b/t h/t I 0 r Z Work-
able
flat
J C Asurf
in lb/ft in2 in4 in3 in in3 in in4 in3 ft2/ft
HSS16x16x5/8 0.581 127.00 35.0 24.5 24.5 1370 171 6.25 200 13 3/16 2170 276 5.17
16x16x1/2 0.465 103.00 28.3 31.4 31.4 1130 141 6.31 164 13 3/4 1770 224 5.20
16x16x3/8 0.349 78.45 21.5 42.8 42.8 873 109 6.37 126 14 5/16 1350 171 5.23
16x16x5/16 0.291 65.82 18.1 52.0 52.0 739 92.3 6.39 106 14 5/8 1140 144 5.25
                           
HSS14x14x5/8 0.581 110.00 30.3 21.1 21.1 897 128 5.44 151 11 3/16 1430 208 4.50
14x14x1/2 0.465 89.55 24.6 27.1 27.1 743 106 5.49 124 11 3/4 1170 170 4.53
14x14x3/8 0.349 68.24 18.7 37.1 37.1 577 82.5 5.55 95.4 12 5/16 900 130 4.57
14x14x5/16 0.291 57.31 15.7 45.1 45.1 490 69.9 5.58 80.5 12 5/8 759 109 4.58
                           
HSS12x12x5/8 0.581 93.14 25.7 17.7 17.7 548 91.4 4.62 109 9 3/16 885 151 3.83
12x12x1/2 0.465 75.94 20.9 22.8 22.8 457 76.2 4.68 89.6 9 3/4 728 123 3.87
12x12x3/8 0.349 58.03 16.0 31.4 31.4 357 59.5 4.73 69.2 10 5/16 561 94.6 3.90
12x12x5/16 0.291 48.81 13.4 38.2 38.2 304 50.7 4.76 58.6 10 5/8 474 79.7 3.92
12x12x1/4 0.233 39.40 10.8 48.5 48.5 248 41.4 4.79 47.6 10 7/8 384 64.5 3.93
12x12x3/16 0.174 29.82 8.15 66.0 66.0 189 31.5 4.82 36.0 11 3/16 290 48.6 3.95
Shape t Wt. A b/t h/t I S r Z Work-
able
flat
J C Asurf
in lb/ft in2 in4 in3 in in3 in in4 in3 ft2/ft
HSS10x10x5/8 0.581 76.13 21.0 14.2 14.2 304 60.8 3.80 73.2 7 3/16 498 102 3.17
10x10x1/2 0.465 62.33 17.2 18.5 18.5 256 51.2 3.86 60.7 7 3/4 412 84.2 3.20
10x10x3/8 0.349 47.82 13.2 25.7 25.7 202 40.4 3.92 47.2 8 5/16 320 64.8 3.23
10x10x5/16 0.291 40.30 11.1 31.4 31.4 172 34.5 3.94 40.1 8 5/8 271 54.8 3.25
10x10x1/4 0.233 32.60 8.96 39.9 39.9 141 28.3 3.97 32.7 8 7/8 220 44.4 3.27
10x10x3/16 0.174 24.72 6.76 54.5 54.5 108 21.6 4.00 24.8 9 3/16 167 33.6 3.28
                           
HSS9x9x5/8 0.581 67.62 18.7 12.5 12.5 216 47.9 3.40 58.1 6 3/16 356 81.6 2.83
9x9x1/2 0.465 55.53 15.3 16.4 16.4 183 40.6 3.45 48.4 6 3/4 296 67.4 2.87
9x9x3/8 0.349 42.72 11.8 22.8 22.8 145 32.2 3.51 37.8 7 5/16 231 52.1 2.90
9x9x5/16 0.291 36.05 9.92 27.9 27.9 124 27.6 3.54 32.1 7 5/8 196 44.0 2.92
9x9x1/4 0.233 29.19 8.03 35.6 35.6 102 22.7 3.56 26.2 7 7/8 159 35.8 2.93
9x9x3/16 0.174 22.16 6.06 48.7 48.7 78.2 17.4 3.59 20.0 8 3/16 121 27.1 2.95
9x9x1/8 0.116 14.95 4.09 74.6 74.6 53.5 11.9 3.62 13.6 8 7/16 82.0 18.3 2.97
                           
HSS8x8x5/8 0.581 59.11 16.4 10.8 10.8 146 36.5 2.99 44.7 5 3/16 244 63.2 2.50
8x8x1/2 0.465 48.72 13.5 14.2 14.2 125 31.2 3.04 37.5 5 3/4 204 52.4 2.53
8x8x3/8 0.349 37.61 10.4 19.9 19.9 100 24.9 3.10 29.4 6 5/16 160 40.7 2.57
8x8x5/16 0.291 31.79 8.76 24.5 24.5 85.6 21.4 3.13 25.1 6 5/8 136 34.5 2.58
8x8x1/4 0.233 25.79 7.10 31.3 31.3 70.7 17.7 3.15 20.5 6 7/8 111 28.1 2.60
8x8x3/16 0.174 19.61 5.37 43.0 43.0 54.4 13.6 3.18 15.7 7 3/16 84.5 21.3 2.62
8x8x1/8 0.116 13.25 3.62 66.0 66.0 37.4 9.34 3.21 10.7 7 7/16 57.3 14.4 2.63
Shape t Wt. A b/t h/t I S r Z Work-
able
flat
J C Asurf
in lb/ft in2 in4 in3 in in3 in in4 in3 ft2/ft
HSS7x7x5/8 0.581 50.60 14.0 9.05 9.05 93.4 26.7 2.58 33.1 4 3/16 158 47.1 2.17
7x7x1/2 0.465 41.91 11.6 12.1 12.1 80.5 23.0 2.63 27.9 4 3/4 133 39.3 2.20
7x7x3/8 0.349 32.51 8.97 17.1 17.1 65.0 18.6 2.69 22.1 5 5/16 105 30.7 2.23
7x7x5/16 0.291 27.54 7.59 21.1 21.1 56.1 16.0 2.72 18.9 5 5/8 89.7 26.1 2.25
7x7x1/4 0.233 22.39 6.17 27.0 27.0 46.5 13.3 2.75 15.5 5 7/8 73.5 21.3 2.27
7x7x3/16 0.174 17.06 4.67 37.2 37.2 36.0 10.3 2.77 11.9 6 3/16 56.1 16.2 2.28
7x7x1/8 0.116 11.55 3.16 57.3 57.3 24.8 7.09 2.80 8.13 6 7/16 38.2 11.0 2.30
                           
HSS6x6x5/8 0.581 42.10 11.7 7.33 7.33 55.2 18.4 2.17 23.2 3 3/16 94.9 33.4 1.83
6x6x1/2 0.465 35.11 9.74 9.90 9.90 48.3 16.1 2.23 19.8 3 3/4 81.1 28.1 1.87
6x6x3/8 0.349 27.41 7.58 14.2 14.2 39.5 13.2 2.28 15.8 4 5/16 64.6 22.1 1.90
6x6x5/16 0.291 23.29 6.43 17.6 17.6 34.3 11.4 2.31 13.6 4 5/8 55.4 18.9 1.92
6x6x1/4 0.233 18.99 5.24 22.8 22.8 28.6 9.54 2.34 11.2 4 7/8 45.6 15.4 1.93
6x6x3/6 0.174 14.51 3.98 31.5 31.5 22.3 7.42 2.37 8.63 5 3/16 35.0 11.8 1.95
6x6x1/8 0.116 9.85 2.70 48.7 48.7 15.5 5.15 2.39 5.92 5 7/16 23.9 8.03 1.97
                           
HSS 5 1/2x5 1/2x3/8 0.349 24.85 6.88 12.8 12.8 29.7 10.8 2.08 13.1 3 13/16 49.0 18.4 1.73
5 1/2x5 1/2x5/16 0.291 21.16 5.85 15.9 15.9 25.9 9.43 2.11 11.3 4 1/8 42.2 15.7 1.75
5 1/2x5 1/2x1/4 0.233 17.28 4.77 20.6 20.6 21.7 7.90 2.13 9.32 4 3/8 34.8 12.9 1.77
5 1/2x5 1/2x3/16 0.174 13.23 3.63 28.6 28.6 17.0 6.17 2.16 7.19 4 11/16 26.7 9.85 1.78
5 1/2x5 1/2x1/8 0.116 9.00 2.46 44.4 44.4 11.8 4..30 2.19 4.95 4 15/16 18.3 6.72 1.80
Shape t Wt. A b/t h/t I S r Z Work-
able
flat
J C Asurf
in lb/ft in2 in4 in3 in in3 in in4 in3 ft2/ft
HSS5x5x1/2 0.465 28.30 7.88 7.75 7.75 26.0 10.4 1.82 13.1 2 3/4 44.6 18.7 1.53
5x5x3/8 0.349 22.30 6.18 11.3 11.3 21.7 8.68 1.87 10.6 3 5/16 36.1 14.9 1.57
5x5x5/16 0.291 19.03 5.26 14.2 14.2 19.0 7.62 1.90 9.16 3 5/8 31.2 12.8 1.58
5x5x1/4 0.233 15.58 4.30 18.5 18.5 16.0 6.41 1.93 7.61 3 7/8 25.8 10.5 1.60
5x5x3/16 0.174 11.96 3.28 25.7 25.7 12.6 5.03 1.96 5.89 4 3/16 19.9 8.08 1.62
5x5x1/8 0.116 8.15 2.23 40.1 40.1 8.80 3.52 1.99 4.07 4 7/16 13.7 5.53 1.63
                           
HSS 4 1/2x4 1/2x1/2 0.465 24.90 6.95 6.68 6.68 18.1 8.03 1.61 10.2 2 1/4 31.3 14.8 1.37
4 1/2x4 1/2x3/8 0.349 19.75 5.48 9.89 9.89 15.3 6.79 1.67 8.36 2 13/16 25.7 11.9 1.40
4 1/2x4 1/2x5/16 0.291 16.91 4.68 12.5 12.5 13.5 6.00 1.70 7.27 3 1/8 22.3 10.2 1.42
4 1/2x4 1/2x1/4 0.233 13.88 3.84 16.3 16.3 11.4 5.08 1.73 6.06 3 3/8 18.5 8.44 1.43
4 1/2x4 1/2x3/16 0.174 10.68 2.93 22.9 22.9 9.02 4.01 1.75 4.71 3 11/16 14.4 6.49 1.45
4 1/2x4 1/2x1/8 0.116 7.30 2.00 35.8 35.8 6.35 2.82 1.78 3.27 3 15/16 9.92 4.45 1.47
                           
HSS4x4x1/2 0.465 21.50 6.02 5.60 5.60 11.9 5.97 1.41 7.70 - 21.0 11.2 1.20
4x4x3/8 0.349 17.20 4.78 8.46 8.46 10.3 5.13 1.47 6.39 2 5/16 17.5 9.14 1.23
4x4x5/16 0.291 14.78 4.10 10.7 10.7 9.14 4.57 1.49 5.59 2 5/8 15.3 7.91 1.25
4x4x1/4 0.233 12.18 3.37 14.2 14.2 7.80 3.90 1.52 4.69 2 7/8 12.8 6.56 1.27
4x4x3/16 0.174 9.40 2.58 20.0 20.0 6.21 3.10 1.55 3.67 3 3/16 10.0 5.07 1.28
4x4x1/8 0.116 6.45 1.77 31.5 31.5 4.40 2.20 1.58 2.56 3 7/16 6.91 3.49 1.30
Shape t Wt. A b/t h/t I S r Z Work-
able
flat
J C Asurf
in lb/ft in2 in4 in3 in in3 in in4 in3 ft2/ft
HSS 3 1/2 x 3 1/2 x3/8 0.349 14.65 4.09 7.03 7.03 6.49 3.71 1.26 4.69 - 11.2 6.77 1.07
3 1/2 x 3 1/2 x5/16 0.291 12.65 3.52 9.03 9.03 5.84 3.34 1.29 4.14 2 1/8 9.89 5.90 1.08
3 1/2 x 3 1/2 x1/4 0.233 10.48 2.91 12.0 12.0 5.04 2.88 1.32 3.50 2 3/8 8.35 4.92 1.10
3 1/2 x 3 1/2 x3/16 0.174 8.13 2.24 17.1 17.1 4.05 2.31 1.35 2.76 2 11/16 6.56 3.83 1.12
3 1/2 x 3 1/2 x1/8 0.116 5.60 1.54 27.2 27.2 2.90 1.66 1.37 1.93 2 15/16 4.58 2.65 1.13
                           
HSS3x3x3/8 0.349 12.09 3.39 5.60 5.60 3.78 2.52 1.06 3.25 - 6.64 4.74 0.900
3x3x5/16 0.291 10.53 2.94 7.31 7.31 3.45 2.30 1.08 2.90 - 5.94 4.18 0.917
3x3x1/4 0.233 8.78 2.44 9.88 9.88 3.02 2.01 1.11 2.48 - 5.08 3.52 0.933
3x3x3/16 0.174 6.85 1.89 14.2 14.2 2.46 1.64 1.14 1.97 2 3/16 4.03 2.76 0.950
3x3x1/8 0.116 4.75 1.30 22.9 22.9 1.78 1.19 1.17 1.40 2 7/16 2.84 1.92 0.967
                           
HSS 2 1/2 x 2 1/2 x 5/16 0.291 8.40 2.35 5.59 5.59 1.82 1.46 0.880 1.88 - 3.20 2.74 0.750
HSS 2 1/2 x 2 1/2 x 1/4 0.233 7.08 1.97 7.73 7.73 1.63 1.30 0.908 1.63 - 2.79 2.35 0.767
HSS 2 1/2 x 2 1/2 x 3/16 0.174 5.57 1.54 11.4 11.4 1.35 1.08 0.937 1.32 - 2.25 1.86 0.784
HSS 2 1/2 x 2 1/2 x 1/8 0.116 3.90 1.07 18.6 18.6 0.998 0.799 0.965 0.947 - 1.61 1.31 0.800
Shape t Wt. A b/t h/t I S r Z Work-
able
flat
J C Asurf
in lb/ft in2 in4 in3 in in3 in in4 in3 ft2/ft
HSS 2 1/4 x 2 1/4 x 1/4 0.233 6.23 1.74 6.66 6.66 1.13 1.01 0.806 1.28 - 1.96 1.85 0.683
HSS 2 1/4 x 2 1/4 x 3/16 0.174 4.94 1.37 9.93 9.93 0.953 0.847 0.835 1.04 - 1.60 1.48 0.700
HSS 2 1/4 x 2 1/4 x 1/8 0.116 3.47 0.956 16.4 16.4 0.712 0.633 0.863 0.755 - 1.15 1.05 0.717
                           
HSS2x2x1/4 0.233 5.38 1.51 5.58 5.58 0.747 0.747 0.704 0.964   1.31 1.41 0.600
HSS2x2x3/16 0.174 4.30 1.19 8.49 8.49 0.641 0.641 0.733 0.797   1.09 1.14 0.617
HSS2x2x1/8 0.116 3.04 0.840 14.2 14.2 0.486 0.486 0.761 0.584   0.796 0.817 0.633

Symbols: t= Design wall thickness, Wt. = Nominal weight, A = Cross-sectional area, b = width, h = depth, I = Second moment of area, S= Elastic section modulus, r = radius of gyration, Z = plastic section modulus, J = Polar moment of area, C = Torsional constant for HSS shapes, Asurf = The total surface area of a square HSS section per feet

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