Page 50 - ZSi-Foster Engineering Catalog - Electronic Version 2
P. 50

W801 Channel Loads 12 Gauge - 15⁄8" x 2" (41mm x 51mm)
   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)
  W801
12 1,520 * 18 1,520 * 24 1,520 * 30 1,520 * 36 1,460
42 1,250 48 1,090 60 870 72 730 84 620
12
18
24
30
36
42
48
60
72
84
2.92 0.859
(4.35) (5.54)
0.00 1,520
0.02 1,520
0.04 1,520
0.07 1,520
0.12 1,460
0.16 1,250
0.20 1,090
0.32 870
0.46 630
0.62 470
Section Properties
0.261 0.261 0.551
(10.86) (4.28) (1.40)
W801 - Allowable Beam Loads
0.325 0.400
(13.53) (6.55)
0.615
(1.56)
6.8 * 6.8 * 6.8 * 6.8 * 5.8
4.3 3.3 2.1 1.5 1.1
79.7
72.2
65.8
60.9
51.9
42.6
33.9
21.8
15.1
11.1
  Span
 Max. Uniform Load (W)
 Deflec- tion 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
   * * * *
1,520 * 1,520 * 1,520 * 1,520 * 1,460 1,250 1,070
680 470 350
1,520 * 1,520 * 1,520 * 1,520 * 1,270
 930
 710
 460
 320
 230
300 6.8 450 6.8 600 6.8 750 6.8 900 6.6
1,050 5.6 1,200 4.9 1,500 4.0 1,800 3.3 2,100 2.8
* * * *
0.11
0.36
0.86
1.68
2.83
3.86
5.03
7.88
11.32
15.31
6.8 * 6.8
6.8 * 6.8
6.8 * 6.8
6.8 * 6.8
6.6 6.6
5.6 5.6
4.9 4.9
4.0 3.2
2.9 2.2
2.1 1.6
85.9 84.4
82.5 79.7
78.5 74.7
74.4 69.9
70.5 65.8
67.0 62.4
64.0 58.1
57.3 45.7
47.2 33.9
37.5 25.0
* * * *
                                                                      W801 - 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
   5,660 19,300
5,560 18,500
5,440 17,580
5,320 16,650
5,210 15,770
5,110 14,990
4,920 14,310
4,320 12,710
3,660 10,400
3,030 8,200
18,950
17,870
16,720
15,640
14,720
13,940
12,880
10,050
7,400
5,430
18,430 17,870
17,000 16,160
15,640 14,720
14,510 13,590
13,590 11,460
11,810 9,360
10,050 7,400
6,820 4,730
4,730 3,290
3,480 2,420
300 25.2
450 24.8
600 24.2
750 23.7
900 23.2
1,050 22.8
1,200 22.0
1,500 19.4
1,800 16.5
2,100 13.8
82.2
75.9
69.9
64.9
60.9
53.4
45.7
31.3
21.8
16.0
                    * 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.
– 50 –
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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