B.1钢筋的计算截面面积及理论重量公称直径（mm）不同根数钢筋的计算截面面积（mm2）单根钢筋理论重量（kg/m）123456789628.357851131421701982262550.2226.533.2661001331661992322652990.260850.31011512012523023524024530.3958.252.81061582112643173704234750.4321078.51572363143934715506287070.61712113.122633945256567879190410170.88814153.93084616157699231077123113851.2116201.1402603804100512061407160818091.5818254.55097631017127215271781203622902.0020314.26289421256157018842199251328272.4722380.176011401520190022812661304134212.9825490.998214731964245429453436392744183.8528615.8123218472463307936954310492655424.8332804.2160924133217402148265630643472386.31361017.9203630544072508961077125814391617.99401256.625133770502762837540879610053113109.8750196439285892785698201178413748157121767615.42B.2钢绞线公称直径、公称截面面积及理论重量种类公称直径（mm）公称截面面积（mm2）理论重量（kg/m）1×38.637.40.29510.859.30.46512.985.40.6711×7标准型9.554.80.43211.174.20.58012.798.70.77415.21391.101B.3钢丝公称直径、公称截面面积及理论重量公称直径（mm）公称截面面积（mm2）理论重量（kg/m）4.012.570.0995.019.630.1546.028.270.2227.038.480.3028.050.260.3949.063.620.499平焊法兰理论重量表重量PNDN0.25Mpa0.61.01.62.5100.36Kg(公斤）0.360.610.610.61150.410.410.680.680.68200.60.60.940.940.94250.730.731.121.121.12321.191.191.861.861.86401.381.382.122.122.12501.511.512.772.772.77651.851.853.313.313.46802.942.943.593.594.311003.413.414.574.576.291254.534.535.655.658.51505.145.147.617.6110.82006.856.859.249.6914.22508.968.9611.913.820.230011.911.914.618.926.535014.314.318.924.737.640017.117.124.432.150.745020.520.527.940.557.850023.723.734.957.676.260033.733.748.188.2117.070044.249.180058.667.890069.182.9100079.498.3120098.6163.11400124.4244.11600166.8309.01800197.5408.02000234.6538.0平焊带颈法兰理论重量表重量PNDN0.6MPa（公称压力）1.01.62.54.0100.38Kg（公斤）0.650.650.650.65150.440.720.720.720.72100.661.031.031.031.03250.811.241.241.241.24321.322.022.022.022.02401.552.362.362.362.36501.733.083.083.083.08652.233.663.663.933.93803.324.084.084.864.861004.065.45.46.916.911255.267.017.019.349.341506.379.19.112.212.22007.9810.610.615.619.425010.313.414.321.