Page 46 - Channel Loads

3 15⁄8" ⁄8" 7⁄8"
X 13⁄16"
Y
10 41mm mm 22mm
X 21mm Y 9mm
W400 Section Properties
W400 - 16 Gauge Channel 15⁄8" x 13⁄16" (41mm x 21mm)
0.347"
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)
3.8
2.1
1.2
0.8
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
12 840
18 560
24 420
30 330
36 280
42 240
48 210
0 .03 840
0 .06 560
0 .11 420
0 .17 330
0 .25 230
0 .34 170
0 .44 130
840 840
560 450
380 260
250 160
170 110
130 80
100 60
1 .00 300 3.8 0.67 3.8
1 .00 450 2.5 1.52 2.5
1 .00 600 1.9 2.72 1.9
0 .97 750 1.5 4.19 1.5
0 .94 900 1.2 5.97 1.0
0 .92 1050 1.1 8.12 0.8
0 .88 1200 0.9 10.61 0.6
0 .82 1500 0.8 16.77 0.4
0 .78 1800 0.6 23.87 0.3
0 .74 2100 0.5 32.49 0.2
3.8
2.5
1.8
1.1
0.8
0.6
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
W400 - Allowable Beam Loads
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
60 72 84
12
18
24
30
36
42
48
60
72
84
170
140
120
0 .69
0 .99
1 .34
80 60 40
60 40 30
40 30 20
W400 - 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.
– 46 –
zsi-foster.com ZSi-Foster Channel Load Data