OSHA
Regulations
HMI Hoist Duty Classifications
NEMA Standards
Beam Dimensions
Explosion Proof Classifications
Full Load Amp Chart/Temp
Ratings
CMAA Crane Duty
Classifications
IEC Enclosure Ratings
|
|
Beam
Dimensions
|
|
Section
Number
|
Wt.
Per Ft. (Lbs.)
|
Dimensions
(in.)
|
|
D
|
W
|
T
|
|
W8
|
10
|
7
7/8
|
4
|
3/16
|
|
15
|
8
1/8
|
4
|
5/16
|
|
18
|
8
1/8
|
5
1/4
|
5/16
|
|
21
|
8
1/4
|
5
1/4
|
3/8
|
|
24
|
7
7/8
|
6
1/2
|
3/8
|
|
31
|
8
|
8
|
7/16
|
|
|
W10
|
12
|
9
7/8
|
4
|
3/16
|
|
22
|
10
1/8
|
5
3/4
|
3/8
|
|
26
|
10
3/8
|
5
3/4
|
7/16
|
|
30
|
10
1/2
|
5
3/4
|
1/2
|
|
33
|
9
3/4
|
8
|
7/16
|
|
49
|
10
|
10
|
9/16
|
|
|
W12
|
14
|
11
7/8
|
4
|
1/4
|
|
22
|
12
1/4
|
4
|
7/16
|
|
26
|
12
1/4
|
6
1/2
|
3/8
|
|
35
|
12
1/2
|
6
1/2
|
1/2
|
|
40
|
12
|
8
|
1/2
|
|
45
|
12
|
8
|
9/16
|
|
53
|
12
|
10
|
9/16
|
|
65
|
12
1/8
|
12
|
5/8
|
|
|
W14
|
22
|
13
3/4
|
5
|
5/16
|
|
26
|
13
7/8
|
5
|
7/16
|
|
30
|
13
7/8
|
6
3/4
|
3/8
|
|
38
|
14
1/8
|
6
3/4
|
1/2
|
|
43
|
13
5/8
|
8
|
1/2
|
|
48
|
13
3/4
|
8
|
5/8
|
|
53
|
13
7/8
|
8
|
11/16
|
|
61
|
13
7/8
|
10
|
5/8
|
|
82
|
14
1/4
|
10
1/8
|
7/8
|
|
90
|
14
|
14
1/2
|
11/16
|
|
|
W16
|
26
|
15
3/4
|
5
1/2
|
3/8
|
|
36
|
15
7/8
|
7
|
7/16
|
|
45
|
16
1/8
|
7
|
9/16
|
|
50
|
16
1/4
|
7
1/8
|
5/8
|
|
57
|
16
3/8
|
7
1/8
|
11/16
|
|
67
|
16
3/8
|
10
1/4
|
11/16
|
|
77
|
16
1/2
|
10
1/4
|
3/4
|
|
89
|
16
3/4
|
10
3/8
|
7/8
|
|
100
|
17
|
10
3/8
|
1
|
|
|
W18
|
35
|
17
3/4
|
6
|
7/16
|
|
40
|
17
7/8
|
6
|
1/2
|
|
50
|
18
|
7
1/2
|
9/16
|
|
60
|
18
1/4
|
7
1/2
|
11/16
|
|
65
|
18
3/8
|
7
5/8
|
3/4
|
|
71
|
18
1/2
|
7
5/8
|
13/16
|
|
76
|
18
1/4
|
11
|
11/16
|
|
|
W21
|
44
|
20
5/8
|
6
1/2
|
7/16
|
|
62
|
21
|
8
1/4
|
5/8
|
|
73
|
21
1/4
|
8
1/4
|
3/4
|
|
83
|
21
3/8
|
8
3/8
|
13/16
|
|
93
|
21
5/8
|
8
3/8
|
15/16
|
|
101
|
21
3/8
|
12
1/4
|
13/16
|
|
|
W24
|
55
|
23
5/8
|
7
|
1/2
|
|
68
|
23
3/4
|
9
|
9/16
|
|
84
|
24
1/8
|
9
|
3/4
|
|
94
|
24
1/4
|
9
1/8
|
7/8
|
|
104
|
24
|
12
3/4
|
3/4
|
|
131
|
24
1/2
|
12
7/8
|
15/16
|
|
146
|
24
3/4
|
12
7/8
|
1
1/16
|
|
162
|
25
|
13
|
1
1/4
|
|
|
W27
|
84
|
26
3/4
|
10
|
5/8
|
|
94
|
26
7/8
|
10
|
3/4
|
|
102
|
27
1/8
|
10
|
13/16
|
|
114
|
27
1/4
|
10
1/8
|
15/16
|
|
146
|
27
3/8
|
14
|
1
|
|
161
|
27
5/8
|
14
|
1
1/16
|
|
|
W30
|
124
|
30
1/8
|
10
1/2
|
15/16
|
|
132
|
30
1/4
|
10
1/2
|
1
|
|
148
|
30
5/8
|
10
1/2
|
1
3/16
|
|
American
Standard Shapes
|
|
Section
Number
|
Wt.
Per Ft. (lbs.)
|
Dimensions
|
|
D
|
W
|
T
|
|
S4
|
7.7
|
5
|
2
5/8
|
5/16
|
|
9.5
|
4
|
2
3/4
|
5/16
|
|
S5
|
10
|
5
|
3
|
5/16
|
|
S6
|
12.5
|
6
|
3
3/8
|
3/8
|
|
17.25
|
6
|
3
5/8
|
3/8
|
|
S7
|
15.3
|
7
|
3
5/8
|
3/8
|
|
S8
|
18.4
|
8
|
4
|
7/16
|
|
23
|
8
|
4
1/8
|
7/16
|
|
S10
|
25.4
|
10
|
4
5/8
|
1/2
|
|
35
|
10
|
5
|
1/2
|
|
S12
|
31.8
|
12
|
5
|
9/16
|
|
35
|
12
|
5
1/8
|
9/16
|
|
40.8
|
12
|
5
1/4
|
11/16
|
|
50
|
12
|
5
1/2
|
11/16
|
|
S15
|
42.9
|
15
|
5
1/2
|
5/8
|
|
50
|
15
|
5
5/8
|
5/8
|
|
S18
|
54.7
|
18
|
6
|
11/16
|
|
70
|
18
|
6
1/4
|
11/16
|
|
S20
|
66
|
20
|
6
1/4
|
13/16
|
|
75
|
20
|
6
3/8
|
13/16
|
|
86
|
20
1/4
|
7
|
15/16
|
|
96
|
20
1/4
|
7
1/4
|
15/16
|
|
S24
|
80
|
24
|
7
|
7/8
|
|
90
|
24
|
7
1/8
|
7/8
|
|
100
|
24
|
7
1/4
|
7/8
|
|
106
|
24
1/2
|
7
7/8
|
1
1/16
|
|
121
|
24
1/2
|
8
|
1
1/16
|
|
