截面尺寸（mm）12 截面特性参数截面面积cm2r10101313161616162020202020242424242424242421.930.3140.5551.4364.2872.2892.18104.7108.3120.4135.4146173.9179.2187.6219.5296.2251.5361.4520.3770.817.223.831.940.350.556.772.482.28594.5106115137141147172233197284415605理论重量kg/m惯性矩（cm4）Ix...
类别分类名称 (1)宽翼缘H 型钢 1．H型钢 (2)中翼缘H型钢 (3)窄翼缘H 型钢 2．H型钢桩 (1)宽翼缘 剖分T型钢 3．剖分T型(2)中翼缘 钢 剖分T型钢 (3)窄翼缘 剖分T型钢 代号HWHMHNHPTWTMTN (2)尺寸规格见表4_34～表4～36。(3)允许偏差见表4-37～表4～40表4-34宽、中、窄翼缘H型钢的尺寸...