工字钢参数表

1、型号型号 尺寸尺寸/mm 截面面积截面面积/cm2理论质量理论质量/(kg/m) 参考数值参考数值 XXY-Y hbdtrr1Ix/cm4Wx/cm3ix/cm Ix:SxIy/cm4Wy/cm3iy/cm 10100684.57.66.53.414.34511.261245494.148.5933.09.721.52 12.6126745.08.47.03.518.11814.22348877.55.2010.846.912.71.61 14140805.59.17.53.821.51616.8907121025.7612.064.416.11.73 16160886.09.98.04.02

2、6.13120.51311301416.5813.893.121.21.89 18180946.510.78.54.330.756243615.412226.02.00 20a2001007.011.49.04.535.57827.92923702378.1517.215831.52.12 20b2001029.011.49.04.539.57831.06925002507.9616.916933.12.06 22a2201107.512.39.54.842.12833.07034003098.9918.922540.92.31 22b2201129.512.39.5

3、4.846.52836.52435703258.7818.723942.72.27 25a2501168.013.010.05.048.54138.105502040210.221.628048.32.40 25b25011810.013.010.05.053.54142.03052804239.9421.330952.42.40 28a2801228.513.710.55.355.40443.492711050811.324.634556.62.50 28b28012410.513.710.55.361.00447.888748053411.124.237961.22.49 32a32013

4、09.515.011.55.867.15652.7171110069212.827.546070.82.62 32b32013211.515.011.55.873.55657.7411160072612.627.150276.02.61 32c32013413.515.011.55.879.95662.7651220076012.326.854481.22.61 36a36013610.015.812.06.076.48060.0371580087514.430.755281.22.69 36b36013812.015.812.06.083.68065.6891650091914.130.35

5、8284.32.64 36c36014014.015.812.06.090.88071.3411730096213.829.961287.42.60 40a40014210.516.512.56.386.11267.59821700109015.934.166093.22.77 40b40014412.516.512.56.394.11273.87822800114015.633.669296.22.71 40c40014614.516.512.56.3102.11280.15823900119015.233.272799.62.65 45a45015011.518.013.56.8102.4

6、4680.42022200143017.738.68551142.89 45b45015213.518.013.56_8111.44687.48533800150017.438.08941182.84 45c45015415.518.013.56.8120.44694.55035300157017.137.69381222.79 50a50015812.020.014.07.0119,30493.65446500186019.742.811201423.07 50b50016014.020.014.07.0129.304101.50448600194019.442.411701463.01 5

7、0c50016216.020.014.07.0139.304109.35450600208019.041.812201512.96 56a56016612.521.014.57.3135.435106.31665600234022.047.713701653.18 56b56016814.521.014.57.3146.635115.10868500245021.647.214901743.16 56c56017016.521.014.57.3157.835123.90071400255021.346.715601833.16 63a63017613.022.015.07.5154.65812

8、1.40793900298024.554.217001933.31 63b63017815.022.015.07.5167.258131.29898100316024.253.518102043.29 63c63018017.022.015.07.5179.858141.189102000330023.852.919202143.27 12 120745.08.47.03.517.81813.98743672.74.9510.346.912.71.62 24a 2401168.013.010.05.047.74137.47745703819.7720.728048.42.42 24b24011

9、810.013.010.05.052.54141.24548004009.5720.429750.42.38 27a2701228.513.710.55.354.55442.825655048510.923.834556.62.51 27b27012410.513.710.55.359.95447.064687050910.722.936658.92.47 30a3001269.014.411.05.561.25448.084895059712.125.740063.52.55 30b30012811.014.411.05.567.25452.794940062711.825.442265.9

10、2.50 30c30013013.014.411.05.573.25457.504985065711.625.044568.52.46 55a55016812.521.014.57.3134.185105.33562900229021.646.913701643.19 55b55016814.521.014.57.3145.185113.97065600239021.246.414201703.14 55c55017016.521.014.57.3156.185122.60568400249020.945.814801753.08 符号意义： h高度；r1腿端圆弧半径； b腿宽度；l惯性矩；

11、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。 表表 1 1 工字钢截面尺寸、截面面积、理论重量及截面特性工字钢截面尺寸、截面面积、理论重量及截面特性 型号 截面尺寸，mm 截面 面积 cm2 理论 重量 kg/m 惯性矩，cm4 惯性半径，cm 截面模数，cm3 h b d t r r1 Ix Iy ix iy Wx Wy 10 100 68 4.5 7.6 6.5 3.3 14.345 11.261 245 33.0 4.14 1.52 49.0 9.72 12.6 126 74 5.0 8.4 7.0 3.5 18.118 14.223

12、488 46.9 5.20 1.61 77.5 12.7 14 140 80 5.5 9.1 7.5 3.8 21.516 16.890 712 64.4 5.76 1.73 102 16.1 16 160 88 6.0 9.9 8.0 4.0 26.131 20.513 1130 93.1 6.58 1.89 141 21.2 18 180 94 6.5 10.7 8.5 4.3 30.756 24.143 1660 122 7.36 2.00 185 26.0 20a 200 100 7.0 11.4 9.0 4.5 35.578 27.929 2370 158 8.15 2.12 237

13、 31.5 20b 200 102 9.0 11.4 9.0 4.5 39.578 31.069 2500 169 7.96 2.06 250 33.1 22a 220 110 7.5 12.3 9.5 4.8 42.128 33.070 3400 225 8.99 2.31 309 40.9 22b 20 112 9.5 12.3 9.5 4.8 46.528 36.524 3570 239 8.78 2.27 325 42.7 25a 250 116 8.0 13.0 10.0 5.0 48.541 38.105 5020 280 10.2 2.40 402 48.3 25b 250 11

14、8 10.0 13.0 10.0 5.0 53.541 42.030 5280 309 9.94 2.40 423 52.4 28a 280 122 8.5 13.7 10.5 5.3 55.404 43.492 7110 345 11.3 2.50 508 56.6 28b 280 124 10.5 13.7 10.5 5.3 61.004 47.888 7480 379 11.1 2.49 534 61.2 32a 320 130 9.5 15.0 11.5 5.8 67.156 52.717 11100 460 12.8 2.62 692 70.8 32b 320 132 11.5 15

15、.0 11.5 5.8 73.556 57.741 11600 502 12.6 2.61 726 76.0 32c 320 134 13.5 15.0 11.5 5.8 79.956 62.765 12200 544 12.3 2.61 760 81.2 36a 360 136 10.0 15.8 12.0 6.0 76.480 60.037 15800 552 14.4 2.69 875 81.2 36b 360 138 12.0 15.8 12.0 6.0 83.680 65.689 16500 582 14.1 2.64 919 84.3 36c 360 140 14.0 15.8 1

16、2.0 6.0 90.880 71.341 17300 612 13.8 2.60 962 87.4 40a 400 142 10.5 16.5 12.5 6.3 86.112 67.598 21700 660 15.9 2.77 1090 93.2 40b 400 144 12.5 16.5 12.5 6.3 94.112 73.878 22800 692 15.6 2.71 1140 96.2 40c 400 146 14.5 16.5 12.5 6.3 102.112 80.158 23900 727 15.2 2.65 1190 99.6 45a 450 150 11.5 18.0 1

17、3.5 6.8 102.446 80.420 32200 855 17.7 2.89 1430 114 45b 450 152 13.5 18.0 13.5 6.8 111.446 87.485 33800 894 17.4 2.84 1500 118 45c 450 154 15.5 18.0 13.5 6.8 120.446 94.550 35300 938 17.1 2.79 1570 122 50a 500 158 12.0 20.0 14.0 7.0 119.304 93.654 46500 1120 19.7 3.07 1860 142 50b 500 160 14.0 20.0

18、14.0 7.0 129.304 101.504 48600 1170 19.4 3.01 1940 146 50c 500 162 16.0 20.0 14.0 7.0 139.304 109.354 50600 1220 19.0 2.96 2080 151 56a 560 66 12.5 21.0 14.5 7.3 135.435 106.316 65600 1370 22.0 3.18 2340 165 56b 560 168 14.5 21.0 14.5 7.3 146.635 115.108 68500 1490 21.6 3.16 2450 174 56c 560 170 16.5 21.0 14