HSS beam_load_tables_brochure - Pirate4x4.Com

HSS Beam Load Tables/Structural Steel Tubing
L c
Maximum unbraced length of compression flange, in feet, for which allowable bending stress, F b
, may be taken at 0.66 Fy .
F y = 46 ksi
M 1 Flange Width, Inches
M 2 1 1/4 1 1/2 1 5/8 1 3/4 2 2 1/4 2 1/2 3 3 1/2 4 4 1/2 5 5 1/2 6 7 8 9 10 12 14 16 18 20 22 24 26 28 30 32
+1.0
+0.9
+0.8
+0.7
+0.6
+0.5
+0.4
+0.3
+0.2
+0.1
0.0
– 0.1
– 0.2
– 0.3
– 0.4
– 0.5
– 0.6
– 0.625
to
– 1.0
7.1
6.9
6.6
6.3
6.0
5.8
5.5
5.2
5.0
4.7
4.4
4.1
3.9
3.6
3.3
3.1
2.8
2.7
8.6
8.2
7.9
7.6
7.3
6.9
6.6
6.3
6.0
5.6
5.3
5.0
4.6
4.3
4.0
3.7
3.3
3.3
9.3
8.9
8.6
8.2
7.9
7.5
7.2
6.8
6.4
6.1
5.7
5.4
5.0
4.7
4.3
4.0
3.6
3.5
10.0
9.6
9.2
8.8
8.5
8.1
7.7
7.3
6.9
6.6
6.2
5.8
5.4
5.0
4.7
4.3
3.9
3.8
11.4
11.0
10.5
10.1
9.7
9.2
8.8
8.4
7.9
7.5
7.1
6.6
6.2
5.8
5.3
4.9
4.5
4.3
12.8
12.4
11.9
11.4
10.9
10.4
9.9
9.4
8.9
8.4
7.9
7.5
7.0
6.5
6.0
5.5
5.0
4.9
14.3
13.7
13.2
12.6
12.1
11.5
11.0
10.5
9.9
9.4
8.8
8.3
7.7
7.2
6.7
6.1
5.6
5.4
17.1
16.5
15.8
15.2
14.5
13.9
13.2
12.6
11.9
11.3
10.6
9.9
9.3
8.6
8.0
7.3
6.7
6.5
20.0
19.2
18.5
17.7
16.9
16.2
15.4
14.6
13.9
13.1
12.4
11.6
10.8
10.1
9.3
8.6
7.8
7.6
22.8
22.0
21.1
20.2
19.3
18.5
17.6
16.7
15.9
15.0
14.1
13.3
12.4
11.5
10.7
9.8
8.9
8.7
25.7
24.7
23.7
22.7
21.8
20.8
19.8
18.8
17.9
16.9
15.9
14.9
13.9
13.0
12.0
11.0
10.0
9.8
28.5
27.4
26.4
25.3
24.2
23.1
22.0
20.9
19.8
18.8
17.7
16.6
15.5
14.4
13.3
12.2
11.1
10.9
31.4
30.2
29.0
27.8
26.6
25.4
24.2
23.0
21.8
20.6
19.4
18.2
17.0
15.8
14.6
13.5
12.3
12.0
34.2
32.9
31.6
30.3
29.0
27.7
26.4
25.1
23.8
22.5
21.2
19.9
18.6
17.3
16.0
14.7
13.4
13.0
39.9
38.4
36.9
35.4
33.9
32.3
30.8
29.3
27.8
26.3
24.7
23.2
21.7
20.2
18.6
17.1
15.6
15.2
45.7
43.9
42.2
40.4
38.7
37.0
35.2
33.5
31.7
30.0
28.3
26.5
24.8
23.0
21.3
19.6
17.8
17.4
51.4
49.4
47.4
45.5
43.5
41.6
39.6
37.7
35.7
33.8
31.8
29.8
27.9
25.9
24.0
22.0
20.1
19.6
57.1
54.9
52.7
50.5
48.4
46.2
44.0
41.8
39.7
37.5
35.3
33.2
31.0
28.8
26.6
24.5
22.3
21.7
68.5
65.9
63.3
60.7
58.0
55.4
52.8
50.2
47.6
45.0
42.4
39.8
37.2
34.6
32.0
29.3
26.7
26.1
79.9
76.8
73.8
70.8
67.7
64.7
61.6
58.6
55.5
52.5
49.5
46.4
43.4
40.3
37.3
34.2
31.2
30.4
91.3
87.8
84.3
80.9
77.4
73.9
70.4
67.0
63.5
60.0
56.5
53.0
49.6
46.1
42.6
39.1
35.7
34.8
98.8
94.9
91.0
87.1
83.2
79.2
75.3
71.4
67.5
63.6
59.7
55.8
51.8
47.9
44.0
40.1
39.1
96.7
92.4
88.0
83.7
79.3
75.0
70.7
66.3
62.0
57.6
53.3
48.9
44.6
43.5
96.8
92.1
87.3
82.5
77.7
72.9
68.2
63.4
58.6
53.8
49.0
47.8
95.2
90.0
84.8
79.6
74.3
69.1
63.9
58.7
53.5
52.2
97.5
91.8
86.2
80.5
74.9
69.2
63.6
57.9
56.5
98.9
92.8
86.7
80.7
74.6
68.5
62.4
60.9
99.5
92.9
86.4
79.9
73.4
66.8
65.2
99.1
92.2
85.2
78.3
71.3
69.6
F y = 50 ksi
M 1
M 2
+1.0
+0.9
+0.8
+0.7
+0.6
+0.5
+0.4
+0.3
+0.2
+0.1
0.0
– 0.1
– 0.2
– 0.3
– 0.4
– 0.5
– 0.6
– 0.625
to
– 1.0
Flange Width, Inches
1 1/4 1 1/2 1 5/8 1 3/4 2 2 1/4 2 1/2 3 3 1/2 4 4 1/2 5 5 1/2 6 7 8 9 10 12 14 16 18 20 22 24 26 28 30 32
6.6
6.3
6.1
5.8
5.6
5.3
5.1
4.8
4.6
4.3
4.1
3.8
3.6
3.3
3.1
2.8
2.6
2.5
7.9
7.6
7.3
7.0
6.7
6.4
6.1
5.8
5.5
5.2
4.9
4.6
4.3
4.0
3.7
3.4
3.1
3.0
8.5
8.2
7.9
7.6
7.2
6.9
6.6
6.3
5.9
5.6
5.3
5.0
4.6
4.3
4.0
3.7
3.3
3.3
9.2
8.8
8.5
8.1
7.8
7.4
7.1
6.7
6.4
6.0
5.7
5.3
5.0
4.6
4.3
3.9
3.6
3.5
10.5
10.1
9.7
9.3
8.9
8.5
8.1
7.7
7.3
6.9
6.5
6.1
5.7
5.3
4.9
4.5
4.1
4.0
11.8
11.4
10.9
10.5
10.0
9.6
9.1
8.7
8.2
7.8
7.3
6.9
6.4
6.0
5.5
5.1
4.6
4.5
13.1
12.6
12.1
11.6
11.1
10.6
10.1
9.6
9.1
8.6
8.1
7.6
7.1
6.6
6.1
5.6
5.1
5.0
15.8 18.4
15.2 17.7
14.6 17.0
14.0 16.3
13.4 15.6
12.8 14.9
12.2 14.2
11.6 13.5
11.0 12.8
10.4 12.1
9.8 11.4
9.2 10.7
8.6 10.0
8.0 9.3
7.4 8.6
6.8 7.9
6.2 7.2
6.0 7.0
21.0 23.6
20.2 22.7
19.4 21.8
18.6 20.9
17.8 20.0
17.0 19.1
16.2 18.2
15.4 17.3
14.6 16.4
13.8 15.5
13.0 14.6
12.2 13.7
11.4 12.8
10.6 11.9
9.8 11.0
9.0 10.1
8.2 9.2
8.0 9.0
26.3 28.9
25.3 27.8
24.3 26.7
23.3 25.6
22.3 24.5
21.3 23.4
20.3 22.3
19.3 21.2
18.3 20.1
17.3 19.0
16.3 17.9
15.3 16.8
14.3 15.7
13.3 14.6
12.3 13.5
11.3 12.4
10.3 11.3
10.0 11.0
31.5 36.8
30.3 35.4
29.1 34.0
27.9 32.6
26.7 31.2
25.5 29.8
24.3 28.4
23.1 27.0
21.9 25.6
20.7 24.2
19.5 22.8
18.3 21.4
17.1 19.9
15.9 18.6
14.7 17.2
13.5 15.8
12.3 14.4
12.0 14.0
42.0 47.3
40.4 45.5
38.8 43.6
37.2 41.9
35.6 40.1
34.0 38.3
32.4 36.5
30.8 34.6
29.2 32.9
27.6 31.1
26.0 29.3
24.4 27.5
22.8 25.7
21.2 23.9
19.6 22.1
18.0 20.3
16.4 18.4
16.0 18.0
52.5 63.0
50.5 60.6
48.5 58.2
46.5 55.8
44.5 53.4
42.5 51.0
40.5 48.6
38.5 46.2
36.5 43.8
34.5 41.4
32.5 39.0
30.5 36.6
28.5 34.2
26.5 31.8
24.5 29.4
22.5 27.0
20.5 24.6
20.0 24.0
73.5 84.0
70.7 80.8
67.9 77.6
65.1 74.4
62.3 71.2
59.5 68.0
56.7 64.8
53.9 61.6
51.1 58.4
48.3 55.2
45.5 52.0
42.7 48.8
39.9 45.6
37.1 42.4
34.3 39.2
31.5 36.0
28.7 32.8
28.0 32.0
94.5
90.9
87.3 97.0
83.7 93.0
80.1 89.0
76.5 85.0
72.9 81.0
69.3 77.0
65.7 73.0
62.1 69.0
58.5 65.0
54.9 61.0
51.3 57.0
47.7 53.0
44.1 49.0
40.5 45.0
36.9 41.0
36.0 40.0
97.9
93.5
89.1 97.2
84.7 92.4
80.3 87.6
75.9 82.8
71.5 78.0
67.1 73.2
62.7 68.4
58.3 63.6
53.9 58.8
49.5 54.0
45.1 49.2
44.0 48.0
94.9
89.7 96.6
84.5 91.0
79.3 85.4
74.1 79.8
68.9 74.2
63.7 68.6
58.5 63.0
53.3 57.4
52.0 56.0
97.5
91.5 97.6
85.5 91.2
79.5 84.8
73.5 78.4
67.5 72.0
61.5 65.6
60.0 64.0
Note: M 1 /M 2 is the ratio of the smaller to larger bending moment at the ends of that portion of the member unbraced in the plane of bending under
consideration. M 1 /M 2 is positive when the member is bent in reverse curvature and negative when bent in single curvature.
7