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1、工字钢各项力学参数统计表型号尺 寸/mm截面面积/em2理论质量/(kg/m)参考数值X-XY-Yhbdtrr11x/cm4Wx/cm3ix/cmIx:SxIy/cm4Wy/cm3iy/cm10100684.57.66.53.414.34511.261245494.148.5933.09.721.5212.6126745.08.47.03.518.11814.22348877.55.2010.846.912.71.6114140805.59.17.53.821.51616.8907121025.7612.064.416.11.7316160886.09.98.04.026.13120.5131
2、1301416.5813.893.121.21.8918180946.510.78.54.330.75624.14316601857.3615.412226.02.0020a2001007.011.49.04.535.57827.92923702378.1517.215831.52.1220b2001029.011.49.04.539.57831.06925002507.9616.916933.12.0622a2201107.512.39.54.842.12833.07034003098.9918.922540.92.3122b2201129.512.39.54.846.52836.52435
3、703258.7818.723942.72.2725a2501168.013.010.05.048.54138.105502040210.221.628048.32.4025b25011810.013.010.05.053.54142.03052804239.9421.330952.42.4028a2801228.513.710.55.355.40443.492711050811.324.634556.62.5028b28012410.513.710.55.361.00447.888748053411.124.237961.22.4932a3201309.515.011.55.867.1565
4、2.7171110069212.827.546070.82.6232b32013211.515.011.55.873.55657.7411160072612.627.150276.02.6132c32013413.515.011.55.879.95662.7651220076012.326.854481.22.6136a36013610.015.812.06.076.48060.0371580087514.430.755281.22.6936b36013812.015.812.06.083.68065.6891650091914.130.358284.32.6436c36014014.015.
5、812.06.090.88071.3411730096213.829.961287.42.6040a40014210.516.512.56.386.11267.59821700109015.934.166093.22.7740b40014412.516.512.56.394.11273.87822800114015.633.669296.22.7140c40014614.516.512.56.3102.11280.15823900119015.233.272799.62.6545a45015011.518.013.56.8102.44680.42022200143017.738.6855114
6、2.8945b45015213.518.013.56_8111.44687.48533800150017.438.08941182.8445c45015415.518.013.56.8120.44694.55035300157017.137.69381222.7950a50015812.020.014.07.0119,30493.65446500186019.742.811201423.0750b50016014.020.014.07.0129.304101.50448600194019.442.411701463.0150c50016216.020.014.07.0139.304109.35
7、450600208019.041.812201512.9656a56016612.521.014.57.3135.435106.31665600234022.047.713701653.1856b56016814.521.014.57.3146.635115.10868500245021.647.214901743.1656c56017016.521.014.57.3157.835123.90071400255021.346.715601833.1663a63017613.022.015.07.5154.658121.40793900298024.554.217001933.3163b6301
8、7815.022.015.07.5167.258131.29898100316024.253.518102043.2963c63018017.022.015.07.5179.858141.189102000330023.852.919202143.2712120745.08.47.03.517.81813.98743672.74.9510.346.912.71.6224a2401168.013.010.05.047.74137.47745703819.7720.728048.42.4224b24011810.013.010.05.052.54141.24548004009.5720.42975
9、0.42.3827a2701228.513.710.55.354.55442.825655048510.923.834556.62.5127b27012410.513.710.55.359.95447.064687050910.722.936658.92.4730a3001269.014.411.05.561.25448.084895059712.125.740063.52.5530b30012811.014.411.05.567.25452.794940062711.825.442265.92.5030c30013013.014.411.05.573.25457.504985065711.6
10、25.044568.52.4655a55016812.521.014.57.3134.185105.33562900229021.646.913701643.1955b55016814.521.014.57.3145.185113.97065600239021.246.414201703.1455c55017016.521.014.57.3156.185122.60568400249020.945.814801753.08以上各项参数为本人工作过程中收录，以供参考。A3钢： 140Mpa，85Mpa，Eg2.1105Mpa，对于材料力学中，在挠曲线微分方程里给了大局部常用的挠曲线公式。这是二个对其的补充，一般在钢结构设计计算中使用较多。这里先提取荷载与结构静力计算表里结果。一、9式推导：1、 支座反力Fa=qb/2=Fb2、 分段求挠曲线AC段为M1,CD段为M2，DB段为M3。，由挠曲线积分式求得：求解这三个微分方程，有六个未知量。3、 边界条件由梁变形后是光滑曲线得出边界条件有铰支处挠度为0，D1=0C3C、D点处的挠度和转角相等，D2=0C1=C26个未知量，6个方程，解出系数即可。
