钢材尺寸与重量允许偏差表

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1、钢材尺寸与重量允许偏差表一、圆钢钢筋序号公称直径公称内径允许偏差截面积(㎜2)合格标准即最细直径重量㎏/M重量允许偏差(%)备注1Ф3.59.620.0752Ф412.570.0983Ф519.630.1544Ф5.523.760.1875Ф5.624.630.1936Ф6+0.328.270.222+77Ф6.331.170.2458Ф6.533.180.2609Ф738.480.30210Ф7.544.180.34711Ф850.270.39512Ф963.630.49913Ф1078.540.61714Ф1195.030.74615Ф12113.10

2、0.88816Ф13132.701.0417Ф14+0.4153.901.21+518Ф15176.701.3919Ф16201.101.5820Ф17227.001.7821Ф18254.502.0022Ф19283.502.2323Ф20314.202.4724Ф21346.402.7225Ф22380.102.9826Ф24452.403.5527Ф25490.903.8528Ф26530.904.1729Ф28615.804.8330Ф30706.905.5531Ф32804.206.3132Ф34907.907.13直径Φ12(含12)以下和Φ2

3、8以上(含28)的钢筋一般小数点后取三位数，Φ14至Φ25钢筋一般小数点后取二位数 ,保留时候6舍7入！用钢筋直径(mm)的平方乘以0.00617  0.617是圆10钢筋每米重量。钢筋重量与直径（半径）的平方成正比。 G=0.617*D*D/100 每米的重量(Kg)＝钢筋的直径(mm)×钢筋的直径(mm)×0.00617 槽钢规格重量表槽钢型号尺寸截面面积（cm2）重量（kg/m）高腿长腰厚550374.56.935.446.565404.88.546.70880435.010.248.0410100485.312.7410.0012120535.51

4、5.3612.0614A140586.018.5114.5314B140608.021.3116.7316A160636.521.9517.2316B160658.525.1519.7420A200737.028.8322.6320B200759.032.8325.7730A300857.543.8934.4530B300879.549.5936.1630C3008911.555.8943.81工字钢规格重量表工字钢型号尺寸（mm）截面面积（cm2）重量（kg/m）高腿宽腹厚10100684.514.311.212120745.017.814.014140

5、805.521.516.916160886.026.120.518180946.530.624.120A2001007.035.527.920B2001029.039.531.122A2201107.542.033.022B2201129.546.436.424A2401168.047.737.424B24011810.052.641.227A2701228.554.642.827B27012410.560.047.130A3001269.061.248.030B30012811.067.252.730C30013013.073.457.436A36013

6、610.076.359.936B36013812.083.565.636C36014014.090.771.240A40014210.586.167.640B40014412.594.173.840C40014614.510280.1螺纹钢重量表螺纹钢型号重量（kg/m）公称横截面面积/mm²重量允许偏差（%）备注Φ90.499kg/m+7Φ100.617kg/m78.54Φ120.888kg/m113,.1Φ141.21kg/m153.9+5Φ161.58kg/m201.1Φ182.00kg/m254.5Φ202.47kg/m314.2Φ222.98kg

7、/m380.1+4Φ253.85kg/m490.9Φ284.83kg/m615.8Φ326.31kg/m804.2Φ409.87kg/m1257直径乘以直径乘0.006165(国家标准)商家默认标准:直径乘以直径乘0.00617其他:方钢 W=0.00785乘边长的平方扁钢：W＝0．00785×宽×厚钢板W＝7．85×宽×厚钢管：W＝（外径-壁厚）×壁厚×0．02466渡锌类：W＝原理论重量×1．06钢材理论重量计算简式 材料名称 理论重量W（kg/m） 扁钢、钢板、钢带 W＝0.00785×宽×厚 方钢 W＝0.00785×边长2 圆钢、线材、钢丝 W＝

8、0.00617×直径2 钢管 W＝0.02466×壁厚（外径--壁