Page 39 - ZSi-Foster Engineering Catalog - Electronic Version 2
P. 39

W201 Channel Loads 12 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)
  W201
12 2,500 * 24 2,500 * 36 2,500 * 48 2,460
60 1,970 72 1,640 84 1,410 96 1,230 108 1,090
120 980
12
24
36
48
60
72
84
96
108
120
3.82 1.122
(5.68) (7.24)
0.00 2,500
0.02 2,500
0.05 2,500
0.13 2,460
0.20 1,970
0.28 1,640
0.39 1,410
0.50 1,230
0.64 1,030
0.78 830
Section Properties
0.954 0.587 0.922 0.477 0.587
(39.71) (9.62) (2.34) (19.85) (9.62)
W201 - Allowable Beam Loads
0.652
(1.66)
  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
   * * *
2,500 2,500 2,500 2,460 1,970 1,640 1,280 980 770 630
* * *
2,500 * 300 11.1 * 0.05
2,500 * 600 11.1 * 0.39
2,500 * 900 11.1 * 1.31
11.1 * 11.1 * 11.1 *
11.1 * 11.1 * 11.1 *
11.1 * 11.1 * 11.1 *
11.1 * 11.1 * 11.1 *
                     2,460 1,200 1,670 1,500 1,160 1,800
850 2,100 650 2,400 510 2,700 420 3,000
11.1 * 3.10
8.9 4.84
7.4 6.98
6.4 9.50
5.6 12.39
4.9 15.66
4.4 19.36
8.9
7.4
6.4
5.6
4.7
3.8
8.9 7.4 5.9 4.5 3.6 2.9
113.4 111.9
106.3 102.2
98.3 92.9
91.4 84.7
84.7 70.9
73.7 57.0
62.5 43.9
51.6 33.6
41.5 26.6
33.6 21.5
7.7 5.3 3.9 3.0 2.4 1.9
110.1
98.3
88.5
73.7
57.0
41.5
30.5
23.4
18.5
**
                                                 W201 - 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
   6,700 25,700
6,580 24,510
6,430 23,020
6,290 21,580
6,130 20,370
5,730 19,160
5,270 17,120
4,770 15,040
4,240 12,980
3,750 11,010
25,480
23,830
22,010
20,450
18,860
16,320
13,760
11,310
9,040
7,320
25,120
22,900
20,810
18,860
15,680
12,520
9,570
7,320
5,790
4,690
24,720
22,010
19,820
16,320
12,520
9,040
6,640
5,090
4,020
**
300 29.8
600 29.3
900 28.6
1,200 28.0
1,500 27.4
1,800 25.7
2,100 23.7
2,400 21.5
2,700 19.2
3,000 17.0
114.4
109.2
102.7
96.4
91.0
86.1
77.2
68.1
59.0
50.3
                            * 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.
ZSi-Foster Engineering Catalog
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
– 39 –
 WARNING: These products can expose you to chemicals including lead, which is known to the State of California to cause cancer, and which is known to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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