Steel Designers Manual - TheBestFriend.org

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Steel Designers' Manual - 6th Edition (2003)
1176 Dimensions and properties
JOISTS
PROPERTIES
XX
Section Second Moment Radius Elastic Plastic Buckling Torsional Warping Torsional Area
Designation of Area of Gyration Modulus Modulus Parameter Index Constant Constant of
Section
Axis Axis Axis Axis Axis Axis Axis Axis
x-x y-y x-x y-y x-x y-y x-x y-y u x H J A
cm4 cm4 cm cm cm3 cm3 cm3 cm3 dm6 cm4 cm2 254 ¥ 203 ¥ 82 # 12000 2280 10.7 4.67 947 224 1080 371 0.888 11.0 0.312 152 105
254 ¥ 114 ¥ 37 ‡ 5080 269 10.4 2.39 400 47.1 459 79.1 0.885 18.7 0.0392 25.2 47.3
203 ¥ 152 ¥ 52 # 4800 816 8.49 3.50 472 107 541 176 0.890 10.7 0.0711 64.8 66.6
152 ¥ 127 ¥ 37 # 1820 378 6.19 2.82 239 59.6 279 99.8 0.867 9.33 0.0183 33.9 47.5
127 ¥ 114 ¥ 29 # 979 242 5.12 2.54 154 42.3 181 70.8 0.853 8.77 0.00807 20.8 37.4
127 ¥ 114 ¥ 27 # 946 236 5.26 2.63 149 41.3 172 68.2 0.868 9.31 0.00788 16.9 34.2
127 ¥ 76 ¥ 16 ‡ 571 60.8 5.21 1.70 90.0 16.0 104 26.4 0.891 11.8 0.00210 6.72 21.1
114 ¥ 114 ¥ 27 ‡ 736 224 4.62 2.55 129 39.2 151 65.8 0.839 7.92 0.00601 18.9 34.5
102 ¥ 102 ¥ 23 # 486 154 4.07 2.29 95.6 30.3 113 50.6 0.836 7.42 0.00321 14.2 29.3
102 ¥ 44 ¥ 7 # 153 7.82 4.01 0.907 30.1 3.51 35.4 6.03 0.872 14.9 0.000178 1.25 9.50
89 ¥ 89 ¥ 19 # 307 101 3.51 2.02 69.0 22.8 82.7 38.0 0.830 6.58 0.00158 11.5 24.9
76 ¥ 76 ¥ 15 ‡ 172 60.9 3.00 1.78 45.2 15.2 54.2 25.8 0.820 6.42 0.000700 6.83 19.1
76 ¥ 76 ¥ 13 # 158 51.8 3.12 1.79 41.5 13.6 48.7 22.4 0.853 7.21 0.000595 4.59 16.2
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