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ZSi-Foster Engineering Catalog – 43 – Technical Data Gamma Pads Rooftop Supports Concrete Inserts Beta Clamps & Z-Clamps Loop & Ring Clamps Spring Steel Electrical Fittings Pipe & Conduit Supports General Fittings Channel Nuts & Hardware Channel IntroductionWARNING: 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.W211 Channel Loads14 Gauge - 15⁄8\⁄4\SpanMax. Uniform Load (W)Deflection at Load (W)Uniform Load at DeflectionSpan /180Span /240Span /360In Lbs In Lbs Lbs Lbs12 1,600 * 0.00 1,600 * 1,600 * 1,600 *24 1,600 * 0.01 1,600 * 1,600 * 1,600 *36 1,600 * 0.04 1,600 * 1,600 * 1,600 *48 1,600 * 0.11 1,600 * 1,600 * 1,600 *60 1,530 0.20 1,530 1,530 1,290 72 1,270 0.28 1,270 1,270 900 84 1,090 0.39 1,090 990 660 96 950 0.50 950 760 500 108 850 0.64 800 600 400 120 760 0.78 650 480 320 SpanMax. Uniform Load (W)Deflection at Load (W)Uniform Load at DeflectionSpan /180Span /240Span /360mm kN mm kN kN kN300 7.1 * 0.04 7.1 * 7.1 * 7.1 *600 7.1 * 0.32 7.1 * 7.1 * 7.1 *900 7.1 * 1.08 7.1 * 7.1 * 7.1 *1,200 7.1 * 2.56 7.1 * 7.1 * 7.1 *1,500 6.9 4.84 6.9 6.9 5.91,800 5.7 6.96 5.7 5.7 4.12,100 4.9 9.51 4.9 4.5 3.02,400 4.3 12.41 4.3 3.5 2.32,700 3.8 15.66 3.6 2.8 1.83,000 3.5 19.49 3.0 2.2 1.5W211 - Allowable Beam LoadsW211 - Allowable Column LoadsUnbracedHeightMax. Slot Face LoadMax. Column Load Applied at C.G.K = 0.65 K = 0.80 K = 1.0 K = 1.2In Lbs Lbs Lbs Lbs Lbs12 5,140 19,130 18,970 18,700 18,39024 5,040 18,230 17,670 16,860 16,01036 4,890 16,970 16,010 14,760 13,61048 4,720 15,590 14,360 12,920 11,74060 4,500 14,260 12,920 11,480 9,28072 4,230 13,080 11,740 9,280 6,69084 3,890 12,080 10,210 7,080 4,92096 3,490 11,150 8,380 5,420 3,770108 3,060 9,620 6,690 4,280 2,980120 2,690 8,160 5,420 3,470 **UnbracedHeightMax. Slot Face LoadMax. Column Load Applied at C.G.K = 0.65 K = 0.80 K = 1.0 K = 1.2mm kN kN kN kN kN300 22.9 85.1 84.4 83.3 82.0600 22.4 81.2 78.8 75.3 71.6900 21.8 75.8 71.6 66.1 61.01,200 21.1 69.7 64.3 57.9 52.71,500 20.1 63.9 57.9 51.5 42.21,800 18.9 58.7 52.7 42.2 30.72,100 17.5 54.2 46.3 32.5 22.62,400 15.7 50.4 38.3 24.9 17.32,700 13.9 43.8 30.7 19.7 13.73,000 12.2 37.3 24.9 15.9 *** Load limited by spot weld shear** KL ⁄ r > 200NR = Not RecommendedBeam 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.Beam Loading of Punched ChannelsLoad for punched channel is obtained by multiplying the loads shown by the following reduction factors:SS - Channel with Short Slots. . . . . . . . . . . . . . . 0.90Section PropertiesChannel Part No.Wt./Ft. Lbs. (Kg/M)Area of Section Sq. in. (Sq. cm)X-X Axis Y-Y Axislx 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)W2112.84 0.834 0.739 0.455 0.942 0.365 0.450 0.662(4.23) (5.38) (30.76) (7.46) (2.39) (15.19) (7.37) (1.68)