Page 62 - ZSi-Foster-Engineering-Catalog
P. 62

W401 Channel Loads 16 Gauge - 15⁄8" x 15⁄8" (41mm x 41mm)
Section Properties
W401 - Allowable Beam Loads
   Channel Part No.
   Wt./Ft. Lbs. (Kg/M)
    Area of Section Sq. in. (Sq. cm)
   X-X Axis
 Y-Y Axis
 lx in.4
(lx cm4)
  Sx in.3
(Sx cm3)
  rx. in.
(rx. cm)
  ly in.4
(ly cm4)
  Sy in.3
(Sy cm3)
  ry in.
(ry cm)
  W401
   1.66
  0.487
   0.105
   0.129
   0.463
   0.184
   0.226
   0.614
  (2.47)
   (3.14)
  (4.37)
  (2.11)
  (1.18)
  (7.66)
  (3.70)
  (1.56)
      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
   12
  500 *
 0.00
 500 *
   500 *
   500 *
   18
  500 *
 0.01
 500 *
   500 *
   500 *
   24
  500 *
 0.03
 500 *
   500 *
   500 *
   30
  500 *
 0.06
 500 *
   500 *
   500 *
   36
  500 *
 0.10
 500 *
   500 *
   500 *
   42
  500 *
 0.16
 500 *
   500 *
   370
   48
  500 *
 0.23
 500 *
   430
   290
   60
  430
 0.39
 370
   270
   180
   72
   360
   0.57
  250
     190
     130
    84
 310
  0.78
   190
  140
  90
     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
   300
   2.2 *
 0.09
 2.2 *
 2.2 *
  2.2 *
   450
   2.2 *
 0.30
 2.2 *
 2.2 *
  2.2 *
   600
   2.2 *
 0.71
 2.2 *
 2.2 *
  2.2 *
   750
   2.2 *
 1.38
 2.2 *
 2.2 *
  2.2 *
   900
   2.2 *
 2.38
 2.2 *
 2.2 *
  2.2 *
  1,050
  2.2 *
 3.79
 2.2 *
 2.2 *
  1.7
  1,200
  2.2 *
 5.65
 2.2 *
 2.0
  1.3
  1,500
  2.0
 9.71
 1.7
 1.2
  0.8
  1,800
  1.6
  14.11
  1.2
   0.9
    0.6
   2,100
 1.4
 18.78
  0.8
  0.6
   0.4
   W401 - 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
   12
 2,920
 11,090
  10,960
  10,750
  10,520
   18
 2,890
 10,780
  10,520
  10,140
  9,740
   24
  2,850
  10,390
   10,000
   9,470
   8,960
   30
2,800
  9,970
 9,470
 8,810
 7,870
   36
 2,760
 9,540
  8,960
  7,870
  6,700
   42
 2,690
 9,120
  8,260
  6,900
  5,530
   48
 2,600
 8,630
  7,490
  5,920
  4,440
   60
 2,350
 7,390
  5,920
  4,090
  2,840
   72
  2,030
  6,110
   4,440
   2,840
   1,970
   84
 1,710
   4,880
  3,260
  2,090
  **
   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
   300
 13.0
 49.4
  48.8
  47.9
  46.9
   450
 12.9
 48.0
  46.9
  45.2
  43.5
   600
  12.7
  46.4
   44.7
   42.3
   40.1
   750
12.5
  44.5
 42.3
 39.5
 35.4
   900
 12.3
 42.6
  40.1
  35.4
  30.3
   1,050
 12.0
 40.7
  37.1
  31.1
  25.2
   1,200
 11.6
 38.7
  33.7
  26.9
  20.3
   1,500
 10.5
 33.3
  26.9
  18.8
  13.0
   1,800
  9.2
  27.7
   20.3
   13.0
   9.1
   2,100
 7.7
   22.3
  15.0
  9.6
  **
   * 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.
– 62 –
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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 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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