Page 43 - ZSi-Foster Engineering Catalog - Electronic Version 2
P. 43

W211 Channel Loads 14 Gauge - 15⁄8" x 31⁄4" (41mm x 83mm)
   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)
  W211
12 24 36 48 60 72 84 96 108 120
12
24
36
48
60
72
84
96
108
120
2.84
(4.23)
* 0.00
* 0.01
* 0.04
* 0.11
0.20
0.28
0.39
0.50
0.64
0.78
0.834
(5.38)
1,600
1,600
1,600
1,600
1,530
1,270
1,090
950
800
650
Section Properties
0.739 0.455 0.942
(30.76) (7.46) (2.39)
W211 - Allowable Beam Loads
0.365 0.450
(15.19) (7.37)
0.662
(1.68)
7.1 * 7.1 * 7.1 * 7.1 * 5.9
4.1 3.0 2.3 1.8 1.5
82.0
71.6
61.0
52.7
42.2
30.7
22.6
17.3
13.7
**
  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
   1,600 1,600 1,600 1,600 1,530 1,270 1,090 950 850 760
* * * *
1,600 * 1,600 * 1,600 * 1,600 * 1,530 1,270
 990
 760
 600
 480
1,600 * 1,600 * 1,600 * 1,600 * 1,290
 900
 660
 500
 400
 320
300 7.1 600 7.1 900 7.1
1,200 7.1 1,500 6.9 1,800 5.7 2,100 4.9 2,400 4.3 2,700 3.8 3,000 3.5
* * * *
0.04
0.32
1.08
2.56
4.84
6.96
9.51
12.41
15.66
19.49
7.1 * 7.1
7.1 * 7.1
7.1 * 7.1
7.1 * 7.1
6.9 6.9
5.7 5.7
4.9 4.5
4.3 3.5
3.6 2.8
3.0 2.2
85.1 84.4
81.2 78.8
75.8 71.6
69.7 64.3
63.9 57.9
58.7 52.7
54.2 46.3
50.4 38.3
43.8 30.7
37.3 24.9
* * * *
                                                                      W211 - 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
   5,140
5,040
4,890
4,720
4,500
4,230
3,890
3,490
3,060
2,690
19,130
18,230
16,970
15,590
14,260
13,080
12,080
11,150
9,620
8,160
18,970
17,670
16,010
14,360
12,920
11,740
10,210
8,380
6,690
5,420
18,700 18,390
16,860 16,010
14,760 13,610
12,920 11,740
11,480 9,280
9,280 6,690
7,080 4,920
5,420 3,770
4,280 2,980
3,470 **
300 22.9
600 22.4
900 21.8
1,200 21.1
1,500 20.1
1,800 18.9
2,100 17.5
2,400 15.7
2,700 13.9
3,000 12.2
83.3
75.3
66.1
57.9
51.5
42.2
32.5
24.9
19.7
15.9
                            * Load limited by spot weld shear
** KL ⁄ r > 200
NR = Not Recommended
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 20 -23 for other beam support conditions.
Refer to page 77 for load reduction factor for an unbraced beam length.
ZSi-Foster Engineering Catalog
Beam Loading of Punched Channels
Load for punched channel is obtained by multiplying the loads shown by the following reduction factors:
SS - Channel with Short Slots. . . . . . . . . . . . . . 0.90
– 43 –
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