Page 70 - ZSi-Foster Engineering Catalog - Electronic Version 2
P. 70

W151 Channel Loads
12 Gauge - 15⁄8" x 61⁄2" (41mm x 165mm)
Section Properties
6.339 1.951 1.874
(263.85) (31.97) (4.76)
W151 - Allowable Beam Loads
   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)
  6.14 1.804
(9.14) (11.64)
0.00 4,890 *
0.00 4,890 *
0.02 4,890 *
0.04 4,890 *
0.07 4,890 *
0.13 4,890 *
0.19 4,670
0.25 4,090
0.32 3,630
0.39 3,270
41,400 41,060
39,460 38,240
36,640 34,410
33,380 30,320
30,070 26,520
26,970 23,250
24,210 20,560
21,830 18,390
19,820 16,540
18,150 13,400
* 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.
– 70 –
0.871
(36.25)
1.072
(17.57)
21.8 * 21.8
21.8 * 21.8
21.8 * 21.8
21.8 * 21.8
21.8 * 21.8
21.8 * 21.8
21.1 21.1
18.5 18.5
16.4 16.4
14.8 14.8
0.695
(1.77)
21.8 * 21.8 * 21.8 * 21.8 * 21.8 * 21.8 * 21.1 18.5 15.7 12.7
W151
12 4,890 * 24 4,890 * 36 4,890 * 48 4,890 * 60 4,890 * 72 4,890 * 84 4,670
96 4,090 108 3,630 120 3,270
12 11,040
24 10,820
36 10,490
48 10,080
60 9,400
72 8,650
84 7,930
96 7,280
108 6,660
120 5,800
4,890 * 4,890 * 4,890 * 4,890 * 4,890 * 4,890 * 4,670 4,090 3,630 3,270
4,890 * 4,890 * 4,890 * 4,890 * 4,890 * 4,890 * 4,670 4,090 3,420 2,770
300 21.8 600 21.8 900 21.8
1,200 21.8 1,500 21.8 1,800 21.8 2,100 21.1 2,400 18.5 2,700 16.4 3,000 14.8
* * * * * *
0.01
0.11
0.38
0.91
1.78
3.08
4.75
6.19
7.84
9.67
* * * * * *
  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
                                                                         W151 - 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
   40,490
36,400
31,330
26,520
22,520
19,410
17,050
13,400
10,590
8,580
39,830
34,410
28,370
23,250
19,410
16,540
12,160
9,310
7,350
**
300 49.1
600 48.2
900 46.8
1,200 45.0
1,500 42.1
1,800 38.8
2,100 35.6
2,400 32.7
2,700 30.1
3,000 26.4
184.2 182.8 180.3 177.5
175.9 170.6 162.6 153.9
163.7 153.9 140.4 127.4
149.4 136.0 119.2 104.7
134.9 119.2 101.4 87.5
121.2 104.7 87.5 75.1
109.0 92.7 76.9 55.8
98.4 82.9 61.5 42.7
89.4 75.1 48.6 33.8
81.8 61.5 39.4 **
                            including the channel weight, for is adequately laterally braced.
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
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