Steel Square Pipe : ท่อสี่เหลี่ยม


Side Length
DxD		 Thickness
mm		 Calculate
Weight
kg/m		 Cross
Sectional Area
 Geometrical
Moment  of Inertia
Modulus
of Section
 Radius
of Gyration
(cm.)
in. mm. T W A , , ,
3/4 x3/4 19x19 1.6 0.82 1.05 0.57 0.60 0.71
    2.0 0.99 1.26 0.66 0.70 0.70
1x1 25x25 1.6 1.12 1.43 1.37 1.10 0.96
    2.3 1.53 1.95 1.81 1.45 0.93
    3.2 1.98 2.53 2.26 1.81 0.90
1 1/4x1 1/4 32x32 1.6 1.48 1.88 3.01 1.88 1.24
.   2.3 2.04 2.60 4.04 2.53 1.22
    3.2 2.69 3.42 5.16 3.22 1.18
1 1/2x1 1/2 38x38 1.6 1.78 2.26 5.15 2.71 1.49
    2.3 2.47 3.15 7.01 3.69 1.46
    3.2 3.29 4.19 9.07 4.77 1.43
1 1/2x1 1/2 40x40 1.6 1.88 2.39 6.05 3.03 1.57
    2.3 2.62 3.33 8.25 4.12 1.54
    3.2 3.49 4.47 10.71 5.36 1.51
2x2 50x50 1.6 2.38 3.03 12.11 4.84 1.98
    2.3 3.34 4.25 16.68 6.67 1.95
    3.2 4.50 5.73 21.97 8.79 1.92
    4.5 6.02 7.67 28.54 11.41 1.87
    6.0 7.56 9.63 34.71 13.88 1.81
2 3/8x2 3/8 60x60 1.6 2.88 3.67 21.26 7.09 2.39
    2.3 4.06 5.17 29.50 9.83 2.36
    3.2 5.50 7.01 39.22 13.07 2.32
2 1/2x 2 1/2 65x65 1.6 3.13 3.99 27.20 8.37 2.59
    2.3 4.42 5.63 37.85 11.65 2.56
    3.2 6.00 7.65 50.49 15.53 2.53
3x3 75x75 1.6 3.64 4.63 42.20 11.25 2.99
    2.3 5.14 6.55 58.98 15.73 2.97
    3.2 7.01 8.93 79.12 21.10 2.93
    4.5 9.55 12.17 105.55 28.15 2.88
    6.0 12.27 15.63 132.40 35.31 2.83
    9.0 17.02 21.67 175.71 46.85 2.72
3 1/4x3 1/4 80x80 1.6 3.89 4.95 51.42 12.86 3.20
    3.2 7.51 9.57 96.81 24.20 3.14
    4.5 10.26 13.07 129.57 32.39 3.09
    9.0 18.43 23.47 218.20 54.55 2.92
4x4 100x100 1.6 4.89 6.23 101.66 20.33 4.02
    2.3 6.95 8.85 143.07 28.61 3.99
    3.2 9.52 12.12 193.17 38.74 3.95
    4.5 13.09 16.66 261.88 52.38 3.90
    6.0 16.98 21.63 333.59 66.72 3.84
    9.0 24.08 30.67 456.57 91.31 3.73
5x5 125x125 2.3 8.76 11.15 283.35 45.34 5.01
    3.2 12.03 15.32 385.74 61.72 4.97
    4.5 16.62 21.16 525.64 84.10 4.92
    6.0 21.69 27.63 675.78 108.12 4.86
    9.0 31.15 39.67 942.18 150.75 4.75
6x6 150x150 2.3 10.56 13.45 494.18 65.89 6.03
    3.2 14.54 18.52 675.22 90.03 5.99
    4.5 20.10 25.67 924.97 123.33 5.94
    6.0 26.40 33.63 1,196.47 159.53 5.88
    9.0 38.21 48.67 1,688.79 225.17 5.77
8x8 200x200 4.5 27.22 34.67 2,242.81 224.28 8.04
    6.0 35.82 45.63 2,923.35 292.34 8.00
    9.0 52.34 66.67 4,190.01 419.00 7.93

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