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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=46<br />
y<br />
x<br />
x<br />
y<br />
ERW<br />
Nominal Size<br />
3 1/2 X 3 1/2<br />
Nominal Size<br />
3 X 3<br />
Wall Thickness<br />
Weight Per Foot<br />
3/8 5/16 1/4 3/16 1/8<br />
14.72 12.70 10.51 8.15 5.61<br />
∆<br />
Inches<br />
Wall Thickness<br />
Weight Per Foot<br />
3/8 5/16 1/4 3/16 1/8<br />
12.17 10.58 8.81 6.87 4.75<br />
∆<br />
Inches<br />
Design Wall Thickness<br />
0.349 0.291 0.233 0.174 0.116<br />
Design Wall Thickness<br />
0.349 0.291 0.233 0.174 0.116<br />
Span in Feet<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
8<br />
75 68 58 45 30 0.01<br />
37 34 29 23 17 0.04<br />
25 23 19 16 11 0.08<br />
19 17 15 12 8.4 0.14<br />
15 14 12 9.4 6.7 0.22<br />
12 11 9.7 7.8 5.6 0.32<br />
11 9.7 8.3 6.7 4.8 0.44<br />
9.4 8.5 7.3 5.8 4.2 0.57<br />
8.5 7.7 6.6 5.3 3.8 0.52<br />
Span in Feet<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
51 47 41 33 24 0.01<br />
25 23 20 17 12 0.04<br />
17 16 14 11 8.0 0.09<br />
13 12 10 8.3 6.0 0.17<br />
10 9.3 8.1 6.6 4.8 0.26<br />
8.5 7.8 6.8 5.5 4.0 0.38<br />
7.3 6.7 5.8 4.7 3.4 0.51<br />
6.6 6.0 5.3 4.3 3.1 0.47<br />
WEB SHEAR AND PROPERTY VALUES<br />
V, kips<br />
45 37 30 22 15<br />
S x , In. 3 3.70 3.34 2.88 2.31 1.66<br />
V, kips<br />
39 32 26 19 13<br />
S x , In. 3 2.51 2.30 2.01 1.64 1.19<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 />
47
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