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<strong>HSS</strong> Beam Load Tables<br />
Square Structural Steel Tubing<br />
Total Allowable Uniform Load in Kips for Beams with Lateral Support<br />
Fy=50<br />
y<br />
x<br />
x<br />
y<br />
ERW<br />
Nominal Size<br />
Wall Thickness<br />
Weight Per Foot<br />
Design Wall Thickness<br />
8 X 8<br />
5/8<br />
59.32<br />
1/2<br />
48.85<br />
3/8<br />
37.69<br />
5/16<br />
31.84<br />
∆<br />
Inches<br />
1/4<br />
25.82<br />
∆<br />
Inches<br />
3/16<br />
19.63<br />
0.581 0.465 0.349 0.291 0.233 0.174 *<br />
∆<br />
Inches<br />
Span in Feet<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
8<br />
9<br />
10<br />
11<br />
12<br />
13<br />
14<br />
15<br />
16<br />
17<br />
372 298 223 186 0.02 149 0.02 111 0.01<br />
268 229 183 157 0.04 118 0.03 82 0.03<br />
201 172 137 118 0.07 89 0.06 62 0.06<br />
161 137 110 94 0.11 71 0.10 49 0.09<br />
134 114 91 78 0.15 59 0.14 41 0.13<br />
115 98 78 67 0.21 51 0.19 35 0.17<br />
100 86 68 59 0.27 44 0.25 31 0.22<br />
89 76 61 52 0.35 39 0.31 27 0.28<br />
80 69 55 47 0.43 35 0.39 25 0.35<br />
73 62 50 43 0.52 32 0.47 22 0.42<br />
67 57 46 39 0.61 30 0.56 21 0.51<br />
62 53 42 36 0.72 27 0.66 19 0.59<br />
57 49 39 34 0.84 25 0.76 18 0.69<br />
54 46 37 31 0.96 24 0.87 16 0.79<br />
50 43 34 29 1.09 22 0.99 15 0.90<br />
47 40 32 28 1.23 – – – –<br />
43 37 29 25 1.12 21 1.12 14 1.01<br />
WEB SHEAR AND PROPERTY VALUES<br />
V, kips<br />
186 149 112 93 75 56<br />
S x , In. 3 36.5 31.2 24.9 21.4 17.7 12.3 **<br />
Loads above heavy horizontal line based upon maximum shear stress, F v , equal to 0.40 F y .<br />
Loads in shaded area based upon maximum allowable bending stress, F b , equal to 0.60 F y .<br />
* Slender element section. Width-thickness ratio exceeds AISC “Specification” Section B5.1 limiting value of 238/ Fy.<br />
** Modified value of section modulus calculated in accordance with AISC “Specification” Appendix Section B5.2.b.<br />
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