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1、1．常用鋼筋的截面面積及理論重量直徑（mm）計(jì)算截面面積（㎝2），當(dāng)根數(shù)為理論重量（kg/m）1234567892.50.0490.0980.1470.1960.2450.2940.3430.3920.4410.03930.0710.1410.2120.2830.3530.4240.4950.5650.6360.05540.1260.2510.3770.5020.6280.7540.8791.0051.1300.09950.1960.390.590.790.981.181.381.571.770.15460.2830.570.851.131.421.701.982.2
2、62.550.22270.3850.771.151.541.922.312.693.083.460.30280.5031.011.512.012.523.023.524.024.530.39590.6351.271.912.543.183.824.455.095.720.499100.7851.572.363.143.934.715.506.287.070.617110.9501.902.853.804.755.706.657.608.850.750121.1312.263.394.525.656.787.919.0410.170.888131.3722.653.98
3、5.316.647.969.2910.6211.951.040141.5393.084.616.157.699.2310.7712.3013.871.208151.7673.535.307.078.8410.5012.3714.1415.121.390162.0114.026.038.0410.0512.0614.0716.0818.091.578172.2704.546.819.0811.3513.0515.8918.1620.431.780182.5455.097.6310.1712.7215.2617.8020.3622.901.998192.8355.678.
4、5111.3414.8117.0119.8522.6825.522.230203.1426.289.4112.5615.7018.8422.0025.1328.272.466213.4646.9310.3913.8517.3220.7824.2527.7131.172.720223.8017.6011.4015.2019.0022.8126.6130.4134.212.984234.1558.3112.4616.6220.7724.9829.0833.2437.393.260244.5249.0413.5618.0822.6227.1431.6736.1940.173
5、.551254.9099.8214.7319.6424.5429.4534.3639.2744.183.85265.30910.6215.9321.2426.5531.8637.1742.4747.784.17275.72611.4417.1622.9128.6534.3540.0845.8051.534.495286.15312.3218.4724.6330.7936.9543.1049.2655.424.83307.06914.1321.2128.2735.3442.4149.4856.5563.625.55328.04316.0924.1832.1740.214
6、8.2656.3064.3472.386.31349.07918.1627.2436.3245.4054.4863.5572.6381.717.13359.62019.2428.8638.4848.1057.7267.3476.9686.587.502.常用扁鋼規(guī)格及重量厚×寬（mm）重量（kg/m）厚×寬（mm）重量（kg/m）厚×寬（mm）重量（kg/m）厚×寬（mm）重量（kg/m）3×100.243×501.184×100.316×200.943×160.383×561.324×200.636×301.413×200.473×601.414×260.796×4
7、01.883×250.593×651.534×300.946×502.363×300.713×701.654×401.266×602.833×360.853×751.774×501.576×703.303×400.943×801.884×601.886×803.773×451.063×852.004×702.366×904.245×401.573×902.124×802.516×1004.715×501.963×1002.364×902.835×602.365×903.534×1003.145×702.755×1003.935×200.795×803
