工字钢参数表
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32a3201309.515.011.5 5.867.15652.7171110069212.827.546070.8 2.62 32b32013211.515.011.5 5.873.55657.7411160072612.627.150276.0 2.61 32c32013413.515.011.5 5.879.95662.7651220076012.326.854481.2 2.61 36a36013610.015.812.0 6.076.48060.0371580087514.430.755281.2 2.69 36b36013812.015.812.0 6.083.68065.6891650091914.130.358284.3 2.64 36c36014014.015.812.0 6.090.88071.3411730096213.829.961287.4 2.60 40a40014210.516.512.5 6.386.11267.59821700109015.934.166093.2 2.77 40b40014412.516.512.5 6.394.11273.87822800114015.633.669296.2 2.71 40c40014614.516.512.5 6.3102.11280.15823900119015.233.272799.6 2.65 45a45015011.518.013.5 6.8102.44680.42022200143017.738.6855114 2.89 45b45015213.518.013.56_8111.44687.48533800150017.438.0894118 2.84 45c45015415.518.013.5 6.8120.44694.55035300157017.137.6938122 2.79 50a50015812.020.014.07.0119,30493.65446500186019.742.81120142 3.07 50b50016014.020.014.07.0129.304101.50448600194019.442.41170146 3.01 50c50016216.020.014.07.0139.304109.35450600208019.041.81220151 2.96 56a56016612.521.014.57.3135.435106.31665600234022.047.71370165 3.18
56b56016814.521.014.57.3146.635115.10868500245021.647.21490174 3.16 56c56017016.521.014.57.3157.835123.90071400255021.346.71560183 3.16 63a63017613.022.015.07.5154.658121.40793900298024.554.21700193 3.31 63b63017815.022.015.07.5167.258131.29898100316024.253.51810204 3.29 63c63018017.022.015.07.5179.858141.189102000330023.852.91920214 3.27 12①12074 5.08.47.0 3.517.81813.98743672.7 4.9510.346.912.7 1.62 24a①2401168.013.010.0 5.047.74137.47745703819.7720.728048.4 2.42 24b①24011810.013.010.0 5.052.54141.24548004009.5720.429750.4 2.38 27a①2701228.513.710.5 5.354.55442.825655048510.923.834556.6 2.51 27b①27012410.513.710.5 5.359.95447.064687050910.722.936658.9 2.47 30a①3001269.014.411.0 5.561.25448.084895059712.125.740063.5 2.55 30b①30012811.014.411.0 5.567.25452.794940062711.825.442265.9 2.50 30c①30013013.014.411.0 5.573.25457.504985065711.625.044568.5 2.46 55a①55016812.521.014.57.3134.185105.33562900229021.646.91370164 3.19 55b①55016814.521.014.57.3145.185113.97065600239021.246.41420170 3.14 55c①55017016.521.014.57.3156.185122.60568400249020.945.81480175 3.08
符号意义：
h—高度；r1—腿端圆弧半径；
b—腿宽度；l—惯性矩；
d—腰厚度；W—抗弯截面系数；t—平均腿厚度；i—惯性半径；C—形心；
r—内圆弧半径；S—半截面的静力矩。
表1 工字钢截面尺寸、截面面积、理论重量及截面特性