Dimensions and Properties of Rectangular Hollow Section IS 4923:2017
RHS | Thickness | Sec Area | Unit | Moment of Inertia | Radius of Gyration | Elastic Modulus | Torsional Constants | OuterSurface Area | ||||
mm | mm | cm2 | kg/m | cm4 | cm4 | cm | cm | cm3 | cm3 | cm4 | cm3 | m2 |
50x25 | 2 | 2.74 | 2.15 | 8.38 | 2.81 | 1.75 | 1.01 | 3.35 | 2.25 | 6.97 | 3.79 | 0.142 |
2.6 | 3.46 | 2.71 | 10.16 | 3.36 | 1.71 | 0.99 | 4.06 | 2.69 | 8.27 | 4.53 | 0.137 | |
3.2 | 4.13 | 3.24 | 11.63 | 3.8 | 1.68 | 0.96 | 4.35 | 3.04 | 9.52 | 5.12 | 0.134 | |
4 | 4.95 | 3.88 | 13.13 | 4.23 | 1.63 | 0.92 | 5.25 | 3.38 | 10.86 | 5.69 | 0.129 | |
60x40 | 2.26 | 4.76 | 3.73 | 22.76 | 12.09 | 2.19 | 1.59 | 7.59 | 6.05 | 25.59 | 9.83 | 0.187 |
2.9 | 5.25 | 4.12 | 24.74 | 13.11 | 2.17 | 1.58 | 8.25 | 6.56 | 28.02 | 10.66 | 0.185 | |
3.6 | 6.35 | 4.98 | 28.9 | 15.23 | 2.13 | 1.55 | 9.63 | 7.62 | 33.3 | 12.41 | 0.181 | |
4.5 | 7.67 | 6.02 | 33.31 | 17.44 | 2.08 | 1.51 | 11.1 | 8.72 | 39.34 | 14.29 | 0.177 | |
60x33 | 2.6 | 4.7 | 3.69 | 25.15 | 8.43 | 2.31 | 1.34 | 7.62 | 5.11 | 20.75 | 8.71 | 0.185 |
2.9 | 5.19 | 4.07 | 27.33 | 9.12 | 2.29 | 1.33 | 8.28 | 5.53 | 22.65 | 9.43 | 0.183 | |
3.6 | 6.28 | 4.93 | 31.87 | 10.52 | 2.25 | 1.29 | 9.66 | 6.37 | 26.71 | 10.9 | 0.179 | |
4.5 | 7.58 | 5.95 | 36.64 | 11.93 | 2.20 | 1.25 | 11.1 | 7.23 | 31.21 | 12.43 | 0.175 | |
80x40 | 2.6 | 5.8 | 4.55 | 46.58 | 15.74 | 2.84 | 1.65 | 11.65 | 7.87 | 38.5 | 13.46 | 0.227 |
2.9 | 6.41 | 5.03 | 50.87 | 17.11 | 2.82 | 1.63 | 12.72 | 8.56 | 42.23 | 14.66 | 0.225 | |
3.2 | 7.01 | 5.5 | 54.94 | 18.41 | 2.8 | 1.62 | 13.74 | 9.21 | 45.83 | 15.78 | 0.224 | |
4 | 8.55 | 6.71 | 64.79 | 21.49 | 2.75 | 1.59 | 16.2 | 10.74 | 54.77 | 18.49 | 0.219 | |
4.8 | 10.01 | 7.85 | 73.22 | 24.03 | 2.71 | 1.55 | 18.3 | 12.02 | 62.81 | 20.79 | 0.215 | |
96x48 | 3.2 | 8.54 | 6.71 | 98.61 | 33.28 | 3.4 | 1.97 | 20.54 | 13.87 | 82.13 | 23.82 | 0.272 |
4 | 10.47 | 8.22 | 117.54 | 39.32 | 3.35 | 1.94 | 24.49 | 16.38 | 99.11 | 28.24 | 0.267 | |
4.8 | 12.31 | 9.66 | 134.35 | 44.55 | 3.3 | 1.9 | 27.99 | 18.56 | 114.8 | 32.14 | 0.263 | |
122x61 | 3.6 | 12.32 | 9.67 | 232.61 | 78.83 | 4.34 | 2.53 | 38.13 | 25.85 | 193.91 | 44.5 | 0.347 |
4.5 | 15.14 | 11.88 | 278.94 | 93.78 | 4.29 | 2.49 | 45.73 | 30.75 | 235.39 | 53.13 | 0.343 | |
5.4 | 17.85 | 14.01 | 320.83 | 107.03 | 4.24 | 2.45 | 52.6 | 35.09 | 347.29 | 60.89 | 0.338 | |
120x60 | 3.2 | 10.85 | 8.51 | 199.88 | 67.95 | 4.29 | 2.5 | 33.31 | 22.65 | 165.83 | 28.95 | 0.344 |
3.6 | 12.11 | 9.5 | 220.75 | 74.77 | 4.27 | 2.48 | 36.79 | 24.92 | 184.1 | 42.91 | 0.341 | |
4.5 | 14.87 | 11.67 | 264.52 | 88.88 | 4.22 | 2.44 | 44.09 | 29.63 | 223.34 | 51.19 | 0.337 | |
145x82 | 4.8 | 20.28 | 15.92 | 555.16 | 228.50 | 5.23 | 3.36 | 76.57 | 55.73 | 534.27 | 94.45 | 0.429 |
5.4 | 22.6 | 17.74 | 610.85 | 250.59 | 5.2 | 3.33 | 84.26 | 61.12 | 592.7 | 103.81 | 0.426 |
Dimensions and Properties of Square Hollow Section IS 4923:1997
RHS | Thickness | Sec Area | Unit | Moment of Inertia | Radius of Gyration | Elastic Modulus | Torsional Constants | OuterSurface Area | ||||
mm | mm | cm2 | kg/m | cm4 | cm4 | cm | cm | cm3 | cm3 | cm4 | cm3 | m2 |
25x25 | 1.6 | 1.43 | 1.12 | 1.28 | 1.28 | 0.94 | 0.94 | 1.02 | 1.02 | 1.96 | 1.46 | 0.092 |
2 | 1.74 | 1.36 | 1.48 | 1.48 | 0.92 | 0.92 | 1.19 | 1.19 | 2.29 | 2.29 | 0.09 | |
2.6 | 2.16 | 1.69 | 1.72 | 1.72 | 0.89 | 0.89 | 1.38 | 1.38 | 2.86 | 1.92 | 0.087 | |
3.2 | 2.53 | 1.98 | 1.89 | 1.89 | 0.86 | 0.86 | 1.51 | 1.51 | 2.96 | 2.07 | 0.084 | |
32x32 | 2 | 2.3 | 1.8 | 3.36 | 3.36 | 1.21 | 1.21 | 2.1 | 2.1 | 5.3 | 3.05 | 0.118 |
2.6 | 2.88 | 2.26 | 4.02 | 4.02 | 1.18 | 1.18 | 2.51 | 2.51 | 6.45 | 3.63 | 0.115 | |
3.2 | 3.42 | 2.69 | 4.54 | 4.54 | 1.15 | 1.15 | 2.84 | 2.84 | 7.41 | 4.07 | 0.112 | |
38x38 | 2 | 2.78 | 2.18 | 5.88 | 5.88 | 1.46 | 1.46 | 3.1 | 3.1 | 9.31 | 4.54 | 0.142 |
2.6 | 3.51 | 2.75 | 7.14 | 7.14 | 1.43 | 1.43 | 3.76 | 3.76 | 11.51 | 5.49 | 0.139 | |
3.2 | 4.19 | 3.29 | 8.18 | 8.18 | 1.4 | 1.4 | 4.3 | 4.3 | 13.45 | 6.28 | 0.136 | |
4 | 5.03 | 3.95 | 9.26 | 9.26 | 1.36 | 1.36 | 4.87 | 4.87 | 15.67 | 7.12 | 0.131 | |
40x40 | 2.6 | 3.72 | 2.92 | 8.45 | 8.45 | 1.51 | 1.51 | 4.22 | 4.22 | 13.63 | 6.2 | 0.147 |
2.9 | 4.09 | 3.21 | 9.11 | 9.11 | 1.49 | 1.49 | 4.56 | 4.56 | 14.85 | 6.68 | 0.145 | |
3.2 | 4.45 | 3.49 | 9.72 | 9.72 | 1.48 | 1.48 | 4.86 | 4.86 | 16 | 7.12 | 0.144 | |
4 | 5.35 | 4.2 | 11.07 | 11.07 | 1.44 | 1.44 | 5.54 | 5.54 | 18.75 | 8.12 | 0.139 | |
49.5x49.5 | 2.6 | 4.7 | 3.69 | 16.91 | 16.91 | 1.9 | 1.9 | 6.83 | 6.83 | 27.19 | 10.11 | 0.185 |
2.9 | 5.19 | 4.07 | 18.37 | 18.37 | 1.88 | 1.88 | 7.42 | 7.42 | 29.81 | 10.98 | 0.183 | |
3.6 | 6.28 | 4.93 | 21.42 | 21.42 | 1.85 | 1.85 | 8.66 | 8.66 | 35.54 | 12.81 | 0.179 | |
4.5 | 7.58 | 5.95 | 24.64 | 24.64 | 1.8 | 1.8 | 9.96 | 9.96 | 42.15 | 14.79 | 0.175 | |
60x60 | 2.6 | 5.8 | 4.55 | 31.33 | 31.33 | 2.33 | 2.33 | 10.44 | 10.44 | 50.08 | 15.52 | 0.227 |
2.9 | 6.41 | 5.03 | 34.21 | 34.21 | 2.31 | 2.31 | 11.4 | 11.4 | 56.12 | 16.95 | 0.225 | |
3.2 | 7.01 | 5.5 | 36.94 | 36.94 | 2.3 | 2.3 | 12.31 | 12.31 | 60.02 | 18.31 | 0.224 | |
4 | 8.55 | 6.71 | 43.55 | 43.55 | 2.26 | 2.26 | 14.52 | 14.52 | 72.41 | 21.41 | 0.219 | |
4.8 | 10.01 | 7.85 | 49.22 | 49.22 | 2.22 | 2.22 | 16.41 | 16.41 | 83.86 | 24.51 | 0.215 | |
72x72 | 3.2 | 8.54 | 6.71 | 66.32 | 66.32 | 2.79 | 2.79 | 18.42 | 18.42 | 106.81 | 27.47 | 0.272 |
4 | 10.47 | 8.22 | 79.03 | 79.03 | 2.75 | 2.75 | 21.95 | 21.95 | 129.85 | 32.78 | 0.267 | |
4.8 | 12.31 | 9.66 | 90.31 | 90.31 | 2.71 | 2.71 | 25.09 | 25.09 | 151.55 | 37.55 | 0.263 | |
4 | 11.75 | 9.22 | 111.04 | 111.04 | 3.07 | 3.07 | 27.76 | 27.76 | 181.22 | 41.49 | 0.299 | |
4.8 | 13.85 | 10.87 | 127.58 | 127.58 | 3.04 | 3.04 | 31.89 | 31.89 | 212.26 | 47.7 | 0.295 | |
91.5x91.5 | 3.6 | 12.32 | 9.67 | 156.49 | 156.49 | 3.56 | 3.56 | 34.21 | 34.21 | 251.17 | 41.14 | 0.347 |
4.5 | 15.4 | 11.88 | 187.57 | 187.57 | 3.52 | 3.52 | 41 | 41 | 306.78 | 61.14 | 0.343 | |
5.4 | 17.85 | 14.01 | 215.68 | 215.68 | 3.48 | 3.48 | 47.14 | 47.14 | 359.76 | 70.77 | 0.338 | |
100x100 | 4 | 14.95 | 11.73 | 226.35 | 226.35 | 3.89 | 3.89 | 45.27 | 45.27 | 364.75 | 67.5 | 0.379 |
5 | 18.36 | 14.41 | 271.1 | 271.1 | 3.84 | 3.84 | 54.22 | 54.22 | 441.84 | 80.54 | 0.374 | |
6 | 21.63 | 16.98 | 311.47 | 311.47 | 3.79 | 3.79 | 62.29 | 62.29 | 511.8 | 92.06 | 0.369 | |
5.4 | 28.32 | 22.23 | 843.53 | 843.53 | 54.58 | 54.58 | 120.5 | 120.5 | - | - | 0.56 | |
6 | 31.23 | 24.52 | 920.37 | 920.37 | 54.29 | 54.29 | 131.48 | 131.48 | - | - | 0.56 | |
8 | 40.59 | 31.86 | 1153.83 | 1153.83 | 53.32 | 53.32 | 164.83 | 164.83 | - | - | 0.56 | |
113.5x113.5 | 4.8 | 20.28 | 15.92 | 393.3 | 393.3 | 4.4 | 4.4 | 69.3 | 69.3 | 637.45 | 103.89 | 0.429 |
5.4 | 22.6 | 17.74 | 432.58 | 432.58 | 4.38 | 4.38 | 76.23 | 76.23 | 708.69 | 114.41 | 0.426 |
Grade | Y.S. (MIN) MPA | T.S. (MIN) MPA |
YST-210 | 210 (21.42) | 330 (33.66) |
YST-240 | 240 (24.48) | 410 (41.82) |
YST-310 | 310 (31.62) | 450 (45.90) |