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1、.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）123456789628.357851131421701982262550.2226.533.2661001331661992322652990.260850.31011512012523023524024530.3958.252.81061582112643173704234750.4321078.51572363143934715506287070.61712113.122633945256567879190410170.88814153.93084616157699231
2、077123113851.2116201.1402603804100512061407160818091.5818254.55097631017127215271781203622902.0020314.26289421256157018842199251328272.4722380.176011401520190022812661304134212.9825490.998214731964245429453436392744183.8528615.8123218472463307936954310492655424.8332804.216092413321740214826563064347
3、2386.31精品.361017.9203630544072508961077125814391617.99401256.625133770502762837540879610053113109.8750196439285892785698201178413748157121767615.42B.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）138.637.40.29510.859.30.46512.985.40.67117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）4.012.570.0995.019.630.1546.028.270.222精品.7.038.480.3028.050.260.3949.063.620.499如有侵权请联系告知删除，感谢你们的配合！精品