Page 47 - Channel Loads

W400H - 16 Gauge Channel
15⁄8" x 13⁄16" (41mm x 21mm) with 9⁄16" holes on 17⁄8" centers.
3 15⁄8" 10 41mm ⁄8" 7⁄8" mm 22mm
X 13⁄16" X
Y
21mm
0.347"
Y
9mm
W400 Section Properties
Wt.. Lbs./Ft. (Kg/M)
Area of Section
2
(cm2)
in.
X-X Axis
Y-Y Axis
4
(cm4)
lx in.
3
(cm3)
Sx in.
rx. in.
(cm)
4
(m4)
ly in.
3
(cm3)
Sy in.
ry in.
(cm)
0 .83
(1.24)
0 .244
(1.57)
0 .023 0 .05 0 .31
(0.96) (0.82) (0.79)
0 .092
(3.83)
3.6
2.0
1.1
0.7
0.5
0.4
0.3
0.2
0.1
0.1
0 .113
(1.85)
0 .614
(1.56)
1.00 1.00 1.00 0.97 0.94 0.91 0.88 0.83 0.78 0.74
21.4
18.1
14.9
11.5
8.2
6.0
4.6
KL/r >200
KL/r >200
KL/r >200
Span
Max. Uniform Load
Defl. at Load
Uniform Load at Deflection
Lateral Bracing Reduction
Span /180
Span /240
Span /360
In
Lbs
In
Lbs
Lbs
Lbs
Span
Max. Uniform Load
Defl. at Load
Uniform Load at Deflection
Lateral Bracing Reduction
Span /180
Span /240
Span /360
mm
kN
mm
kN
kN
kN
12 798
18 532
24 399
30 314
36 266
42 228
48 200
0 .03 798
0 .06 532
0 .11 399
0 .17 314
0 .25 219
0 .34 162
0 .44 124
W400H - Allowable Beam Loads
798 798 1 .00 300 3.6 0.67 3.6
532 428 1 .00 450 2.4 1.52 2.4
361 247 1 .00 600 1.8 2.72 1.8
238 152 0 .97 750 1.4 4.19 1.4
162 105 0 .94 900 1.2 5.97 1.0
124 76 0 .92 1050 1.0 8.12 0.7
95 57 0 .88 1200 0.9 10.61 0.5
3.6
2.4
1.7
1.1
0.8
0.5
0.4
0.3
0.2
0.1
23.4
21.4
19.2
17.0
14.9
12.7
10.3
6.6
4.6
KL/r >200
60 72 84
12
18
24
30
36
42
48
60
72
84
162
133
114
0 .69
0 .99
1 .34
76 57 38 0 .82 1500 0.7 16.77 0.3
57 38 29 0 .78 1800 0.6 23.87 0.3
38 29 19 0 .74 2100 0.5 32.49 0.2
W400H - Allowable Column Loads
Unbraced Height
Max. Slot Face Load
Max. Column Load Applied at C.G.
K = 0.65
K = 0.80
K = 1.0
K = 1.2
In
Lbs
Lbs
Lbs
Lbs
Lbs
Unbraced Height
Max. Slot Face Load
Max. Column Load Applied at C.G.
K = 0.65
K = 0.80
K = 1.0
K = 1.2
mm
kN
kN
kN
kN
kN
1780 5390
1720 5070
1650 4680
1570 4260
1470 3840
1340 3460
1180 3080
890 2180
690 1520
5250
4800
4290
3780
3310
2800
2250
1440
1000
KL/r >200
5040
4420
3780
3210
2520
1880
1440
920
KL/r >200
KL/r >200
4800
4030
3310
2520
1780
1310
1000
KL/r >200
KL/r >200
KL/r >200
300 7.9 24.0
450 7.7 22.6
600 7.4 20.9
750 7.0 19.1
900 6.6 17.3
1050 6.0 15.6
1200 5.3 14.0
1500 4.0 10.0
1800 3.2 6.9
2100 KL/r >200 5.1
22.5
19.8
17.0
14.5
11.5
8.6
6.6
4.2
KL/r >200
KL/r >200
KL/r >200 1110
Beam loads shown are total uniform load, including the channel weight, for a simple span supported at each end that is adequately laterally braced. Refer to pages 3 - 6 for other beam support conditions.
ZSi-Foster Channel Load Data zsi-foster.com – 47 –