无缝钢管理论重量表和计算公式优质资料(可以直接使用，可编辑优质资料，欢迎下载）编辑本段钢管常用规格参数表外径mm热轧结构用无缝管壁厚（mm）2.02.533.544.555.566.5每米重量（kg）220.9861.201.41-------251.131.391.631.86------28-1.571.852.11------30-1.702.002.292.56-----32-1.822.152.462.763.053.333.593.854.0938-2.192.592.983.353.724.074.414.745.0542-2.442.893.323.7504.164.564.955.335.6945-2.623.113.584.044.494.935.365.776.1750-2.933.484.014.545.055.556.046.516.9754--3.774.364.935.496.046.587.107.6157--4.004.625.235.836.416.997.558.1060--4.224.885.526.166.787.397.998.5863.5--4.485.185.876.557.217.878.519.1468--4.815.576.317.057.778.489.179.8670--4.965.746.517.278.018.759.4710.1873--5.186.006.817.608.389.169.9110.6676--5.466.267.107.938.759.5610.3611.1483---6.867.798.719.6210.5111.3912.2689---7.388.389.3810.3611.3312.2813.2295---7.908.9810.0411.1012.1413.1714.19102---8.509.6710.8011.9613.0914.2115.31108----10.2611.4912.7013.9015.0916.27114----10.8512.1513.4414.7215.9817.23121----11.5412.9314.3015.6717.0218.35127----12.1313.5915.0416.4817.9019.31133----12.7314.2615.7817.2918.7920.28140-----15.0416.6518.2419.8321.4146-----15.717.3919.0620.7222.36152-----16.3718.1319.8721.6023.32159-----17.1518.9920.8222.6424.45168------20.1022.0423.9725.89180------21.5923.6725.7427.81194------23.3025.6027.8230.05203--------29.1431.50219--------31.5234.06245---------38.23273---------42.72编辑本段无缝钢管理论重量计算公式普通无缝钢管重量=（外径—壁厚）X壁厚X0.02466注：计算常用型材理论重量计算公式：m=F×L×ρm—质量Kg；F—断面积m2；L—长度m；ρ—密度*Kg/m3☆其中：F断面积计算方法：1、方钢F=a22、钢管F=3.1416×$（D-$）D—直径$—厚度3、钢板、扁钢F=a×$a—宽度密度：钢材：7.85*103kg/m3铝：2.5～2.95*103铜：8.45～8.9*103铸铁：6.6～7*103尼龙：1.04～1.15*103方管理论重量表、计算公式方管理论重量表、计算公式型号理论重量（kg/m）型号理论重量（kg/m）20*20*1.20.7550*30*2.53.0225*25*1.20.9450*30*33.640*40*22.2950*32*22.240*40*2.53.0250*35*2.53.3240*40*44.6855*38*22.850*50*2.53.8160*40*2.53.8150*50*34.4460*40*34.4450*50*45.7460*40*45.7460*60*2.54.5270*50*47.0260*60*35.3880*60*37.0960*60*47.0280*60*48.2270*70*48.2280*60*510.2570*70*510.290*40*2.55.1980*80*49.9690*60*510.4780*80*613.85100*60*37.3100*100*411.65100*60*49.16100*100*823