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金属材料理论重量表黑色金属材料理论重量计算公式表1名称单位计算公式附注圆钢、盘条㎏/mW=0.006165×d2d=直径（㎜）螺纹钢㎏/mW=0.00617×d2d=断面直径（㎜）方钢㎏/mW=0.00785×d2d=边宽（㎜）扁钢㎏/mW=0.00785×d×bd=边宽（㎜）b=厚（㎜）六角钢㎏/mW=0.006798×d2d=对边距离（㎜）八角钢㎏/mW=0.0065×d2d=对边距离（㎜）等边角钢㎏/mW=0.00785×[d×（2b-d）+0.215（R2-2r2）]b=边宽d=边厚R=内弧半径r=端弧半径不等边角钢㎏/mW=0.00785×[d（B+b-d）+0.215（R2-2r2）]B=长边宽b=短边宽d=边厚R=内弧半径r=端弧半径槽钢㎏/mW=0.00785×[hd+2t（b-d）+0.349（R2-r2）]H=高b=腿长d=腰厚t=平均腿长R=内弧半径r=端弧半径工字钢㎏/mW=0.00785×[hd+2t（b-d）+0.8584（R2-r2）]H=高b=腿长d=腰厚t=平均腿长R=内弧半径r=端弧半径钢板㎏/㎡W=7.85×bb=厚钢管（无缝及焊接钢管）㎏/mW=0.02466×S（D-S）D=外径S=壁厚注：由于型材在制造过程中有允许偏差值，因此用公式计算的理论重量，与实际重量有一定的出入（误差一般约为0.2～0.7%之间），只能作为估算时的参考。槽钢理论重量表型号尺寸（mm）理论重量（kg/m）备注高度（h）腿宽度（b）腰厚度（d）6.363404.86.7098804358.04510100485.310.00712.6126535.512.31814a14058614.53514b14060816.73316a160636.517.24016160658.519.75218a180687.020.17418180709.023.00020a20073722.6372020075925.77722a22077724.9992222079928.45324a240787.026.86024b240809.030.62824c2408211.034.39625a25080727.41025b25082931.33525c250821135.26027a270827.530.83827b270849.535.07727c2708611.539.31628a280827.531.42728b280849.535.82328c2808611.540.21930a300857.534.46330b300879.539.17330c3008911.543.88332a32088838.08332b320901043.10732c320921248.13136a36096947.81436b360981153.46636c3601001359.11840a40010010.558.92840b40010212.565.20840c40010414.571.488圆钢直径和方钢边长及理论重量表表1-1圆钢直径d方钢边长a（㎜）理论重量（㎏/m）圆钢直径d方钢边长a（㎜）理论重量（㎏/m）圆钢直径d方钢边长a（㎜）理论重量（㎏/m）圆钢方钢圆钢方钢圆钢方钢5.50.1860.237*274.495.72*6828.5136.3060.2220.238284.836.157030.2138.476.50.2600.332*295.186.607534.8644.1670.3020.385305.557.068039.4650.2480.3950.502*315.937.548544.5556.7290.4990.636326.318.049049.9463.59100.6170.785*336.718.559555.6470.85*110.7460.950347.139.0710061.6578.50120.8881.13*357.559.6210568.9786.50131.0431.3336363611074.6095.00141.2091.54388.9011.2411581.5104151.3881.77409.8712.5612088.78113161.582.014210.8713.8512596.33123171.7832.274512.4815.90130104.20133181.9992.544814.2118.09140120.84154192.2272.825015.4219.63150138.72177202.4683.145317.3022.10160157.83201212.723.46*5518.6523.75170178.18227222.9843.80*5619.3324.61180200.00254*233.264.15*5820.7426.41190223.00283243.554.526022.1928.26200247.00314253.854.916324.4731.16220298.40-264.175.30*6526.0533.17250385.34-注：1、表中的理论重量是按钢的密度为7.85计算的。2、表中带*者不推荐使用。3、螺纹钢6、7、8、9、10、12、14、16、18、20、22、25、28、32、36、40的理论重量同圆钢的理论重量。工字钢理论重量型号尺寸（mm）理论重量（kg/m）备注高度（h）腿宽度（b）腰厚度（d）10100684.511.26112.6126745.014.22314140805.516.8901616088620.51318180946.524.11320a2001007.027.92920b2001029.031.06922a2201107.533.0722b2201129.536.52425a2501168.038.10525b25011810.042.0328a2801228.543.49228b28012410.547.88832a3201309.552.71732b32013211.557.74132c32013413.562.76536a36013610.060.03736b36013812.065.68936c36014014.071.34140a40014210.567.59840b40014412.573.87840c40014614.580.15845a45015011.580.4245b45015213.587.48545c45015415.594.5550a50015812.093.65450b50016014.0101.50450c50016216.0109.35456a56016612.5106.3165...