工字型钢、角钢、槽钢、管材、圆钢、方管附录 常用型钢规格表普通工字钢符号：h—高度；b—宽度；tw—腹板厚度；t—翼缘平均厚度；I—惯性矩；W—截面模量i—回转半径；Sx—半截面的面积矩；长度： 型号 10～18，长 5～19m； 型号 20～63，长 6～19m。型 号尺 寸（mm）截面面积(cm2)理论重量(kg/m)x-x 轴y-y 轴hmmbmmtwmmtmmRmmIxcm4Wxcm3ixcmIx/SxcmIycm4Wycm3Iycm10100684.57.66.514.311.2245494.148.69339.61.5112.61267458.4718.114.2488775.19114712.71.6114140805.59.17.521.516.97121025.7512.2 6416.11.73161608869.9826.120.511271416.5713.99321.11.8918180946.510.78.530.724.116991857.3715.412326.22.0020a200100711.4935.527.923692378.1617.415831.62.11b102939.531.125022507.9517.116933.12.0722a2201107.512.39.542.13334063108.9919.222641.12.32b1129.546.536.535833268.7818.924042.92.2725a2501168131048.538.1501740110.221.728048.42.4b1181053.54252784229.9321.429750.42.3628a2801228.513.710.555.443.5711550811.324.334456.42.49b12410.56147.9748153411.12436458.72.4432a3201309.51511.567.152.71108069212.827.745970.62.62b13211.573.557.71162672712.627.348473.32.57c13413.579.962.71217376112.326.951076.12.5336a3601361015.81276.4601579687814.43155581.62.69b1381283.665.61657492114.130.658484.62.64c1401490.871.31735196413.830.261487.72.640a40014210.516.512.586.167.621714108615.934.466092.92.77b14412.594.173.822781113915.633.969396.22.71c14614.510280.123847119215.333.572799.72.6745a45015011.51813.510280.432241143317.738.58551142.89b15213.511187.433759150017.438.18951182.84c15415.512094.535278156817.137.69381222.7950a50015812201411993.646472185919.742.911221423.07b1601412910148556194219.442.311711463.01c1621613910950639202619.141.912241512.9656a56016612.52114.51351066557623422247.913661653.18b16814.514711568503244721.647.314241703.12c17016.515812471430255121.346.814851753.0763a63017613221515512294004298424.753.817021943.32b1781516713198171311724.253.217711993.25c78017180141102339324923.952.618422053.2H 型钢符号：h—高度；b—宽度；t1—腹板厚度；t2—翼缘厚度；I—惯性矩；W—截面模量i—回转半径；Sx—半截面的面积矩...
