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Facts & Figures Book - KPI-JCI

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THEORETICAL WEIGHTS OF STEEL PLATESWt. per Wt. per Wt. perSize Sq. Ft. Size Sq. Ft. Size Sq. Ft.(Inches) (Lbs.) (Inches) (Lbs.) (Inches) (Lbs.)3 ⁄16 7.65 9/16 22.95 1 1 ⁄4 51.001 ⁄4 10.20 5/8 25.50 1 3 ⁄8 56.105 ⁄16 12.75 3/4 30.60 11 ⁄2 61.203⁄8 15.30 7/8 35.70 1 5 ⁄8 66.307 ⁄16 17.85 1 40.80 1 3 ⁄4 71.401 ⁄2 20.40 11/8 45.90 2 81.60STANDARD STEEL SHEET GAUGES & WEIGHTSWt. per Wt. per Wt. perSize Sq. Ft. Size Sq. Ft. Size Sq. Ft.(Inches) (Lbs.) (Inches) (Lbs.) (Inches) (Lbs.)1 11.25 16 .0598 2.5002 10.625 17 .0538 2.2503 .2391 10.000 18 .0478 2.0004 .2242 9.375 19 .0418 1.7505 .2092 8.750 20 .0359 1.5006 .1943 8.125 21 .0329 1.3757 .1793 7.500 22 .0299 1.2508 .1644 6.875 23 .0269 1.1259 .1494 6.250 24 .0239 1.00010 .1345 5.625 25 .0209 .87511 .1196 5.000 26 .0179 .75012 .1046 4.375 27 .0164 .687513 .0897 3.750 28 .0149 .62514 .0747 3.125 29 .0135 .562515 .0673 2.812 30 .0120 .500NOTE: (1/4” Thick and Heavier Are Called Plates.)To avoid errors, specify decimal part of one inch or mention gauge numberand the name of the gauge. Orders for a definite gauge weight or gaugethickness will be subject to standard gauge weight or gauge thicknesstolerance, applying equally plus and minus form the ordered gauge weightor gauge thickness.U.S. Standard Gauge—Iron and steel sheets. Note: U.S. Standard Gaugewas established by act of Congress in 1893, in which weights per squarefoot were indicated by gauge number. The weight, not thickness, is determiningfactor when the material is ordered to this gauge.229

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