Page 46 - ZF-Catalog-ZSi-Foster-08-19-R3

W301 Channel Loads 12 Gauge - 15⁄8" x 23⁄4" (41mm x 70mm)
Channel Part No.
Wt./Ft. Lbs. (Kg/M)
Area of Section Sq. in. (Sq. cm)
X-X Axis
Y-Y Axis
4 (lx cm4)
lx in.
3 (Sx cm3)
Sx in.
rx. in. (rx. cm)
4 (ly cm4)
ly in.
3 (Sy cm3)
Sy in.
ry in. (ry cm)
W301
12
24
36
48
60
72
84
96
108
120
12
24
36
48
60
72
84
96
108
120
3.46 1.017
(5.15) (6.56)
* 0.00 2,110
* 0.02 2,110
* 0.07 2,110
0.15 1,860
0.23 1,490
0.34 1,240
0.46 1,060
0.60 830
0.76 660
0.93 530
Section Properties
0.608 0.443 0.774
(25.31) (7.26) (1.97)
W301 - Allowable Beam Loads
0.416
(17.32)
0.06
0.51
1.73
3.68
5.74
8.27
11.26
14.63
18.62
23.11
0.512
(8.39)
* 9.4 * 9.4 * 9.4
8.4 6.7 5.1 3.7 2.8 2.3 1.8
0.64
(1.63)
9.4 * 9.4 * 9.4 * 7.6
4.9 3.4 2.5 1.9 1.5 1.2
Span
Max. Uniform Load (W)
Deflection at Load (W)
Uniform Load at Deflection
Span /180
Span /240
Span /360
In
Lbs
In
Lbs
Lbs
Lbs
Span
Max. Uniform Load (W)
Deflection at Load (W)
Uniform Load at Deflection
Span /180
Span /240
Span /360
mm
kN
mm
kN
kN
kN
2,110 2,110 2,110 1,860 1,490 1,240 1,060 930 830 740
* * *
2,110 * 2,110 * 2,110 * 1,860 1,490 1,110
810
620
490
400
2,110 * 2,110 * 2,110 * 1,660 1,060
740
540
410
330
270
300 9.4 600 9.4 900 9.4
1,200 8.4 1,500 6.7 1,800 5.6 2,100 4.8 2,400 4.2 2,700 3.7 3,000 3.4
* * *
9.4
9.4
9.4
8.4
6.7
5.6
4.8
3.8
3.0
2.4
* * *
W301 - 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
6,000 23,260
5,890 22,130
5,770 20,830
5,670 19,670
5,470 18,750
5,150 17,140
4,740 15,240
4,280 13,310
3,800 11,420
3,370 9,620
23,040
21,520
20,000
18,820
16,850
14,500
12,140
9,890
7,860
6,370
22,700
20,730
19,080
16,850
13,900
10,990
8,320
6,370
5,030
4,070
22,330
20,000
17,990
14,500
10,990
7,860
5,770
4,420
**
**
300 26.7
450 26.5
600 26.2
750 25.9
900 25.7
1,050 25.4
1,200 25.2
1,500 24.4
1,800 23.1
2,100 21.3
103.5
101.3
98.6
95.7
92.9
90.2
87.8
83.7
77.0
68.7
102.6 101.1 99.5
99.5 96.8 94.2
95.9 92.5 89.3
92.5 88.5 85.1
89.3 85.1 80.7
86.4 81.9 73.3
84.0 75.8 65.5
75.8 62.9 50.1
65.5 50.1 36.1
55.1 38.2 26.5
* Load limited by spot weld shear
** KL ⁄ r > 200
NR = Not Recommended
Beam loads shown are total uniform load,
a simple span supported at each end that
Refer to pages 20 -23 for other beam support conditions.
Refer to page 77 for load reduction factor for an unbraced beam length.
– 46 –
Beam Loading of Punched Channels
including the channel weight, for is adequately laterally braced.
Load for punched channel is obtained by multiplying the loads shown by the following reduction factors:
SS - Channel with Short Slots. . . . . . . . . . . . . . 0.90
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