American Standard Steel Channels
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American Standard Steel Channels
in × lbf/ft
Area
(in
2
)
d
(in)
b
f
(in)
t
f
(in)
t
w
(in)
Ixx
(in
4
)
Zxx
(in
3
)
kxx
(in)
Iyy
(in
4
)
Zyy
(in
3
)
kyy
(in)
C
x
(in)
C15 × 50
14.7
15.00
3.716
0.650
0.716
404
53.8
5.24
11.0
3.78
0.867
0.798
C15 × 40
11.8
15.00
3.520
0.650
0.520
349
46.5
5.44
9.23
3.37
0.886
0.777
C15 × 33.9
9.96
15.00
3.400
0.650
0.400
315
42.0
5.62
8.13
3.11
0.904
0.787
C12 × 30
8.82
12.00
3.170
0.501
0.510
162
27.0
4.29
5.14
2.06
0.763
0.674
C12 × 25
7.35
12.00
3.047
0.501
0.387
144
24.1
4.43
4.47
1.88
0.780
0.674
C12 × 20.7
6.09
12.00
2.942
0.501
0.282
129
21.5
4.61
3.88
1.73
0.799
0.698
C10 × 30
8.82
10.00
3.033
0.436
0.673
103
20.7
3.42
3.94
1.65
0.669
0.649
C10 × 25
7.35
10.00
2.886
0.436
0.526
91.2
18.2
3.52
3.36
1.48
0.676
0.617
C10 × 20
5.88
10.00
2.739
0.436
0.379
78.9
15.8
3.66
2.81
1.32
0.692
0.606
C10 × 15.3
4.49
10.00
2.600
0.436
0.240
67.4
13.5
3.87
2.28
1.16
0.713
0.634
C9 × 20
5.88
9.00
2.648
0.413
0.448
60.9
13.5
3.22
2.42
1.17
0.642
0.583
C9 × 15
4.41
9.00
2.485
0.413
0.285
51.0
11.3
3.40
1.93
1.01
0.661
0.586
C9 × 13.4
3.94
9.00
2.433
0.413
0.233
47.9
10.6
3.48
1.76
0.962
0.669
0.601
C8 × 18.75
5.51
8.00
2.527
0.390
0.487
44.0
11.0
2.82
1.98
1.01
0.599
0.565
C8 × 13.75
4.04
8.00
2.343
0.390
0.303
36.1
9.03
2.99
1.53
0.854
0.615
0.553
C8 × 11.5
3.38
8.00
2.260
0.390
0.220
32.6
8.14
3.11
1.32
0.781
0.625
0.571
C7 × 14.75
4.33
7.00
2.299
0.366
0.419
27.2
7.78
2.51
1.38
0.779
0.564
0.532
C7 × 12.25
3.60
7.00
2.194
0.366
0.314
24.2
6.93
2.60
1.17
0.703
0.571
0.525
C7 × 9.8
2.87
7.00
2.090
0.366
0.210
21.3
6.08
2.72
0.968
0.625
0.581
0.540
C6 × 13
3.83
6.00
2.157
0.343
0.437
17.4
5.80
2.13
1.05
0.642
0.525
0.514
C6 × 10.5
3.09
6.00
2.034
0.343
0.314
15.2
5.06
2.22
0.866
0.564
0.529
0.499
C6 × 8.2
2.40
6.00
1.920
0.343
0.200
13.1
4.38
2.34
0.693
0.492
0.537
0.511
C5 × 9
2.64
5.00
1.885
0.320
0.325
8.90
3.56
1.83
0.632
0.450
0.489
0.478
C5 × 6.7
1.97
5.00
1.750
0.320
0.190
7.49
3.00
1.95
0.479
0.378
0.493
0.484
C4 × 7.25
2.13
4.00
1.721
0.296
0.321
4.59
2.29
1.47
0.433
0.343
0.450
0.459
C4 × 5.4
1.59
4.00
1.584
0.296
0.184
3.85
1.93
1.56
0.319
0.283
0.449
0.457
C3 × 6
1.76
3.00
1.596
0.273
0.356
2.07
1.38
1.08
0.305
0.268
0.416
0.455
C3 × 5
1.47
3.00
1.498
0.273
0.258
1.85
1.24
1.12
0.247
0.233
0.410
0.438
C3 × 4.1
1.21
3.00
1.410
0.273
0.170
1.66
1.10
1.17
0.197
0.202
0.404
0.436
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