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1、公称直径（mm)不同根数钢筋的计算截面面积（mm2)1234567628.357851131421701986.533.266100133166199232850.31011512012523023528.252.81061582112643173701078.515723631439347155012113.122633945256567879114153.9308461615769923107716201.140260380410051206140718254.5509763101712721527178120314.2628942125615701884219922380.1760114
2、0152019002281266125490.99821473196424542945343628615.812321847246330793695431032804.2160924133217402148265630361017.9203630544072508961077125401256.625133770502762837540879650196439285892785698201178413748注：表中直径d=8.2mm的计算截面面积及理论质量仅适用于有纵肋的热处理钢筋单根钢筋理论重量（kg/m)892262550.2222652990.264024530.3954234750.4326287070.61790410170.888123113851.21160818091.58203622902251328272.47304134212.98392744183.85492655424.83643472386.31814391617.9910053113109.87157121767615.42注：表中直径d=8.2mm的计算截面面积及理论质量仅适用于有纵肋的热处理钢筋