冷拉圆钢、方钢、六角钢(GB／T905

碾袂英才网steeJ.jdjobS8.com(1)尺寸规格见。表1冷拉圆钢、方钢、六角钢的尺寸规格尺寸/mm圆钢方钢六角钢截面面积/mm2理论质量/(kg/m)截面面积/mm2理论质量/(kg/m)截面面积/mm2理论质量/(kg/m)3.07.0690.05559.000O.07067.794O.06123.28.042O.063110.240.08048.868O.06963.59.621O.075512.25O.096210.61O.08334.O12.570.098616.000.12613.860.1094.515.90O.12520.25O.15917.54O.1385.019.830.15425.00O.19621.65O.1705.523.76O.18730.250.23726.200.2066.O28.27O.22236.000.28331.180.2456.331.17O.24539.69O.31234.37O.2707.O38.48O.30249.00O.38542.44O.3337.544.18O.34756.25O.4428.050.270.39564.000.50255.43O.4358.556.750.44572.250.5679.O63.62O.49981.00O.63670.150.5519.570.88O.55690.25O.70810.078.540.617100.O0.78586.60O.68010.586.59O.680110.2O.86511.095.03O.746121.0O.950104.80.82311.5103.90.815132.21.0412.0113.1O.888144.O1.13124.7O.97913.O132.71.04169.01.33146.41.1514.O153.91.21196.O1.54169.71.3315.O176.71.39225.O1.77194.91.5316.O201.11.58256.02.01221.71.7417.0227.01.78289.02.27250.31.9618.0254.52.00324.02.54280.62.2019.0283.52.23361.O2.83312.62.4520.0314.22.47400.O3.14346.42.7221.O346.42.72441.O3.46381.93.0022.O380.12.98484.03.80419.23.2924.0452.43.55576.O4.52498.83.9225.O490.93.85625.O4.91541.34.2526.O530.94.17676.O5.31585.44.6028.O615.84.83784.O6.15679.O5.3330.O706.95.55900.O7.06779.46.1232.0804.26.31102.48.04886-86.9634.O907.97.1311569.0710017.86观萩奂才网steeJ.jdjob38.com35.O962.17.5512259.62136.O11228.8138.O11348.90144411.312519.8240.012579.86160012.6138610.942.0138510.9176413.8152812.O145.O159012.5202515.9175413.848.O181014.2230418.11991515.750.0196815.4250019.6216517.O52.O220617.3280922.0243319.155.O262020.556.0246319.3313624.660.O282722.2360028.3311824.563.O311724.5396931.265.0365428.767.0352627.7448935.270.O384830.2490038.5424433.175.0441834.7562544.2487138.280.O502739.5640050.2554343.5注：1•表内尺寸-栏，对圆钢表示直径，对方钢表示边长，对六角钢表示对边距离。以下各表相同。2■表中理论质量按密度为7.85g/cm3计算。对高合金钢计算理沦质量时应采用相应牌号的密度。(2)允许偏差。表2冷拉圆钢、方钢、六角钢的尺寸允许偏差(mm)允许偏差级别尺寸8910111213h8h9hlOhllh12h13允许偏差30-0.0140-0.025O-O.0400-O.0600-0.15O-O.14>3〜6O-O.018O-0.0300-O.0480-0.075O-O.120-O.18>6〜10O-0.022O-O.0360-0.058O-O.090O-O.150-O.2210〜18O-O.0270-0.043O-O.0700-O.110O-0.180-0.2718〜30O-O.0330-0.0520-O.0840-0.1300-0.2l0-O.3330-500-0.0390-O.0620-0.100O-0.160O-O.25O-O.3950〜800-O.046O-0.074O-O.1200-0.190O-0.30O-0.46表3冷拉圆钢、方钢、六角钢的尺寸允许偏差级别适用范围截面形状圆钢方钢六角钢适用级别8、9、10、11、1210、11、12、13lO、11、12、13