热轧不等边角钢.GB9788doc.doc
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1、【精品文档】如有侵权,请联系网站删除,仅供学习与交流热轧不等边角钢.GB9788doc.精品文档.热轧不等边角钢(GBT9788-1988)2009-4-24 17:40:58中国钢材价格网(1)尺寸规格见表4-21。(2)允许偏差见表4_22。表421热轧不等边角钢的尺寸规格角钢号数尺 寸m截面面积/cm理论质量/(kg/m)外表面积/(m/m)参考数值x-xY-YX1X1Y1-Y1U-UBbdrIx/cm4ix/cmWx/cmIy/ cm4Iy/cmWy/cmIx1/ cm4Yo/ cmIyo/ cm4Xo/ cmIu/ cm4iu/ cmWu/ cm3tana2.51.62516343.
2、51.1621.499O9121.176O080O079O700.88O780.770.43O55O22O270.44O430.190.241.562.09O860.90O43O59O420.460.14O17O340.34O160.200.3920.3813.2/23220341.4921.9391.1711.522O1020.1011.531.931.01100O72O93O46O57O55O540.30O393.274.371.081.120.821.12O49O530.28O350.43O420.25O32O3820.37442.540253441.8902.4671.4841.936
3、0.127O1273.083.931.281.361.151.490.931.180.700.690.49O635.398.531.321.371.592.14O59O63O56O710.540.54O40O52O386O3814.52.845283452.1492.8061.6872.203O1430.1434.455.691.441.421.471.911.341.700.79O780.62O809.1012.131.471.512.233.00O640.68O801.02O610.600.51O660.383O38053.25032345.52.4313.1771.9082.4940.1
4、61O1606.248.021.601.591.842.392.022.58O910.900.821.0612.4916.651.601.653.314.450.73O771.201.53O70O69O680.870.4040.402角钢号数尺 寸m截面面积/cm理论质量/(kg/m)外表面积/(m/m)参考数值x-xY-YX1X1Y1-Y1U-UBbdrIx/cm4ix/cmWx/cmIy/ cm4Iy/cmWy/cmIx1/ cm4Yo/ cmIyo/ cm4Xo/ cmIu/ cm4iu/ cmWu/ cm3tana5.63.6563634562.7433.5904.4152.1532.
5、8183.466O181O180O1808.8811.4513.861.801.791.772.323.033.712.923.764.491.031.021.011.051.371.6517.5423.3929.251.781.821.874.706.337.94O800.850.881.732.232.670.790.790.78O871.131.360.4080.408O4046.346340456774.0584.9935.9086.8023.1853.9204.6385.3390.202O202O201O20116.4920.0223.3626.532.022.001.961.983
6、.874.745.596.405.236.317.298.241.141.121.111.101.702.712.432.7833.3041.6349.9858.072.042.082.122.158.6310.8613.1215.470.92O950.991.033.123.764.344.97O88O870.86O861.401.711.992.290.398O396O3930.38974.5704545677.54.5475.6096.6477.6573.5704.4035.2186.011O2260.2250.2250.22523.1727.9532.5437.222.262.232.
7、212.204.865.926.958.037.559.131O6212.011.291.281.261.252.172.653.123.5745.9257.1068.3579.992.242.282.322.3612.2615.3918.5821.841.021.061.091.134.405.406.357.16O98O98O980.971.772.192.592.940.4100.407O404O402(7.55)75505681O86.1257.2609.46711.5904.8085.6997.4319.098O2450.2450.244O24434.8641.1252.3962.7
8、12.392.382.352.33658.1210.5212.7912.6114.7018.5321.961.4.41.421.401.383.303.884.996.0470.0084.30112.50140.802.402.442.522.6021.0425.3734.2343.431.171.211.291.367.418.5410.8713.101.101.081.071.062.743.194.104.990.4350.4350.429O42385805056788.56.3757.5608.7249.8675.0055.93568487.745O255O255O255O25441.
9、9649.4956.1662.832.562.562.542.527.789.2510.5811.9212.8214.9516.9618851421411391383.323.914.485.0385.21102.53119.33136.412.602.652.692.7321.0625.41298234.321.141.181.211.257.668.8510.1811.381.101.081.081.072.743.203.704.16O388O387O384O381角钢号数尺 寸m截面面积/cm理论质量/(kg/m)外表面积/(m/m)参考数值x-xY-YX1X1Y1-Y1U-UBbdr
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