型号C80C100C120C120C140C160C180C200C220C240C260C280C300 尺 寸(mm)h80100120120140160180200220240260280300b405050606070707070100100100100a151520202020t22.52.5333截面积cm23.745.235.987.658.259.45理论重量kg/m2.724.114.76.016.487.428.649.129.611.521212.4812.96常用S型钢理论重量表
型号100尺 寸(mm)h100100120120120120140140140160160160160160180180180b40405050505050606070707070a20202020202020202020202020t22.522.532.532.532.532.53截面积cm24.074.984.875.987.056.487.657.488.857.989.458.4810.05理论重量kg/m3.193.913.824.75.545.096.015.876.956.277.426.667.89
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