Page 39 - ZSi-Foster Channel Loads for Strut
P. 39

 3
X
15⁄8" 7⁄8"
Y
10 mm
13⁄4" X
41mm 22mm
44mm
Y
W901SS - Allowable Beam Loads
⁄8"
W901SS - 12 Gauge Channel
15⁄8" x 13⁄4" (41mm x 44mm) with 9⁄16" x 11⁄8" Short Slots on 2" centers.
Uniform Load at Deflection Lateral Max. Defl.
Span Uniform at Span Span Span Bracing Span Uniform at Span Span Span Bracing
Max.
Defl.
Lateral Reduction
Load Load /180 /240 /360 Reduction In Lbs In Lbs Lbs Lbs
12
18
24
30
36
42
48
60
72
84
1,179 * 1,179 * 1,179 * 1,179 * 1,053
 900
 792
 630
 522
 450
* * * *
1,179 *
1,179 *
1,179 *
1,179 *
1,053 801 1 .00
300 5.2 450 5.2 600 5.2 750 5.2 900 4.8 1050 4.1 1200 3.6 1500 2.8 1800 2.4 2100 2.0
* * * *
0.13 5.2 0.45 5.2 1.06 5.2 2.07 5.2 3.25 4.8 4.42 4.1 5.76 3.6 8.97 2.6 12.88 1.8 17.68 1.4
* * * *
5.2 * 5.2 * 5.2 * 5.2 * 4.8
4.0 3.1 2.0 1.4 1.0
5.2 * 1.00 5.2 * 1.00 5.2 * 1.00 5.2 * 1.00
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
Unbraced Max. Max. Column Load Applied at C.G.
Height Slot Face K = 0.65 K = 0.80 K = 1.0 K = 1.2 Load
mm kN kN kN kN kN
0 .01 1,179
0 .02 1,179
0 .04 1,179
0 .09 1,179
0 .13 1,053
0 .18 900 882 585 1 .00 0 .23 792 675 450 1 .00 0 .37 576 432 288 0 .99 0 .52 396 297 198 0 .97 0 .72 297 216 144 0 .94
In Lbs Lbs Lbs Lbs Lbs
12 4510 18 4470 24 4430 30 4380 36 4290 42 4190 48 4070 60 3770 72 3370 84 2880
18310 18090
17820 17470
17320 16900
16870 16110
16230 15040
15390 13870
14460 12630
12470 10090 7090 4920 10410 7670 4920 3420
8400 5650 3620 KL/r >200
300 20.1 450 19.9 600 19.7 750 19.5 900 19.1
1050 18.7 1200 18.2 1500 16.9 1800 15.2 2100 13.0
81.5 80.6 79.4 77.8 77.2 75.4 75.2 72.0 72.6 67.4 68.9 62.3 64.9 56.9 56.2 45.8 47.2 35.1 38.3 26.0
79.2 77.8 75.9 74.1 72.0 67.4 66.1 59.6 59.6 51.3 52.7 43.0 45.8 35.1 32.6 22.6 22.6 15.7 16.6 KL/r >200
1,179 * 1 .00 1,179 * 1 .00 1,179 * 1 .00 1,152 1 .00
W901SS - Allowable Column Loads
17780
17040
16110
14760
13260
11680
10090
17470
16590
15040
13260
11360
 9470
 7670
* Load limited by spot weld shear
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 – 39 –
Wt.. Area of Lbs./Ft. Section
X-X Axis Sx in.3
(cm3)
0 .209
(3.42)
Y-Y Axis Sy in.3
(cm3)
0 .363
(5.95)
(Kg/M)
2 .75
(4.09)
in.2
(cm2)
0 .807
(5.21)
lx in.4
(cm4)
0 .183
(7.62)
rx. in.
(cm)
0 .476
(1.21)
ly in.4
(m4)
0 .295
(12.28)
ry in.
(cm)
0 .604
(1.53)
W901SS Section Properties
Uniform Load at Deflection Load Load /180 /240 /360
mm kN mm kN kN kN
3.7 2.7 2.1 1.3 0.9 0.7
1.00 1.00 1.00 1.00 0.97 0.95
   37   38   39   40   41