常用角钢尺寸表

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1、热轧等边角钢（GBT9787-1988） (1)尺寸规格见表1。(2)允许偏差见表2。表1 热轧等边角钢的尺寸规格角钢号数尺 寸mm截面面积/mm理论质量(kgm)外表面积(m2m)参考数值X-XXo-XoYo-YoX1-XlzocmbdrIx/cm4ixcmWxcm3ixo/cmixoCmWxo/cm31yo/cm4iyocmWyocm3Ix1/cm4220343.51.1321.4590.8891.1450.0780.077O.40O.500.59O.580.29O.360.63O.780.750.730.450.550.17O.22O.390.38O.200.24O.811.09O.60

2、0.642.525341.4321.8591.1241.4590.098O.0970.821.030.76O.740.46O.591.291.62O.95O.930.73O.92O.340.430.49O.48O.330.401.572.110.73O.763.030344.51.7492.2761.3731.786O.1170.1171.461.84O.9l0.90O.680.872.3l2.921.151.131.091.37O.610.770.59O.58O.51O.622.7l3.630.85O.893.6363452.1092.7563.3821.6562.1632.654O.14l

3、0.141O.1412.583.293.951.1l1.091.08O.991.281.564.095.226.241.391.381.361.6l2.052.451.071.371.650.7l0.70O.70O.76O.931.094.686.257.841.001.041.0744034552.359 3.0863.7911.8522.4222.976O.1570.157O.1563.594.605.531.231.221.211.231.601.965.697.298.761.551.541.522.012.583.101.491.912.30O.790.79O.78O.961.191

4、.396.4l8.5610.741.091.131.174.545345652.6593.4864.2925.0762.0882.7363.3693.9850.177O.1770.176O.1765.176.658.049.331.401.381.371.361.582.052.512.958.2010.5612.7414.761.761.741.721.702.583.324.004.642.142.753.333.890.890.890.880.881.241.541.8l2.069.1212.1815.2518.361.221.261.301.3355034565.52.97l3.897

5、4.8035.6882.3323.0593.7704.465O.197O.197O.1960.1967.189.2611.2l13.051.551.541.531.521.962.563.133.6811.3714.7017.7920.681.961.941.921.913.224.165.035.852.983.824.645.421.000.99O.930.931.571.962.3l2.6312.5016.6920.9025.141.341.381.421.465.656345863.3434.3905.4158.3672.6243.4464.2516.5680.22l0.220O.22

6、0O.21910.1913.1816.0223.631.751.731.721.682.483.243.976.0316.1420.9225.4237.372.202.182.172.114.085.286.429.444.245.466.619.891.131.111.101.092.022.522.984.1617.5623.4329.3347.241.481.531.571.686.3634568lO74.9786.1437.2889.51511.6573.9074.8225.7217.46915l0.248O.248O.247O.247O.24619.0323.1727.1234.46

7、41.091.961.941.931.901.884.135.086.oo7.759.3930.1736.7743.0354.5664.852.462.452.432.402.366.788.259.6612.2514.567.899.5711.2014.3317.331.261.251.241.231.223.293.904.465.476.3633.3541.7350.1467.1l84.311.701.741.781.851.937704567885.5706.8758.1609.42410.6674.3725.3976.4067.3988.3730.275O.275O.275O.275

8、0.27426.3932.2137.7743.0948.172.182.162.152.142.125.146.327.488.599.6841.8051.0859.9368.3576.372.762.732.7l2.692.688.4410.3212.1l13.8115.43lO.9913.3415.6l17.8219.981.401.391.381.381.374.174.955.676.346.9845.7457.2168.7380.2991.921.861.911.951.992.03(7.5)7556781097.4128.79710.16011.50314.1265.8186.90

9、57.9769.03011.0890.295O.294O.294O.2940.29339.9746.9553.5759.9671.982.332.312.302.282.267.328.649.9311.2013.6463.3074.3884.9695.07113.922.922.902.892.882.8411.9414.0216.0217.9321.4816.6319.5122.1824.8630.051.501.491.481.471.465.776.677.448.199.5670.5684.5598.71112.97141.712.042.072.112.152.2288056781

10、07.9129.39710.8612.30315.1266.2117.3768.5259.65811.874O.315O.3140.3140.3140.31348.7957.3565.5873.4988.432.482.472.462.442.428.349.8711.3712.8315.6477.3390.98104.07116.6140.093.133.113.103.083.0413.6716.0818.4020.6l24.7620.2523.7227.0930.3936.771.601.591.581.571.566.667.658.589.4611.0885.36102.50119.

11、70136.97171.742.152.192.232.272.35990678lO1210lO.63712.30113.94417.16720.3068.3509.65610.94613.47615.94O.354O.354O.3530.353O.352B2.7794.83106.47128.58149.222.792.782.762.742.7112.6114.5416.4220.0723.57131.26150.47168.97203.9236.213.513.503.483.453.4120.6323.6426.5532.0437.1234.2839.1843.9753.2662.22

12、1.801.781.781.761.759.9511.1912.3514.5216.49145.87170.30194.80244.07293.762.442.482.522.592.671O100678101214161211.93213.79615.63819.26122.8026.25629.6279.36610.83012.27615.12017.89820.61123.257O.393O.3930.3930.392O.391O.3910.390114.95131.86148.24179.51208.90236.53262.533.103.093.083.053.033.002.981

13、5.6818.1020.4725.0629.4833.7337.82181.98208.97235.07284.68330.95374.06414.163.903.893.883.843.813.773.7425.7429.5533.2440.2646.8052.9058.5747.9254.7461.4174.3586.8499.00110.892.001.991.981.961.951.941.9412.6914.2615.7518.5421.0823.4425.63200.07233.54267.09334.48402.34470.75539.802.672.712.762.842.91

14、2.993.06111107810121415.19617.23821.26l25.20029.05611.92813.53216.69019.78222.8090.4330.4330.4320.43l0.43l177.16199.46242.19282.55320.713.413.403.383.353.3222.0524.9530.6036.0541.31280.94316.49384.39448.17508.014.304.284.254.224.1836.1240.6949.4257.6265.3173.3882.4299.98116.93133.402.202.192.172.152

15、.1417.5119.3922.9126.1529.14310.64355.20444.65534.60625.162.963.013.093.163.2412.512581012141419.750 24.37328.91233.36715.504 19.13322.69626.193O.492O.49l0.491O.490297.03 361.67423.16481.653.883.853.833.8032.52 39.9741.1754.16470.89 573.89671.44763.734.884.854.824.7853.28 64.9375.9686.41123.16149.46

16、174.88199.572.502.482.462.4525.8630.6235.0339.13521.01651.93783.42915.613.373.453.533.61141401012141627.37332.51237.56742.53921.48825.52229.49033.3930.5510.551O.550O.549514.65603.68688.81770.244.344.314.284.2650.5859.8068.7577.46817.27958.791093.56122l.815.465.435.405.3682.5696.85110.47123.42212.042

17、48.57284.06318.672.782.762.752.7439.2045.0250.4555.55915.111099.281284.221470.073.823.903.984.0616160lO1214161631.50237.44l43.29649.06724.72929.39133.98738.5180.630O.630O.6290.629779.53916.581048.361175.084.984.954.924.8966.7078.9890.95102.631237.301455.681665.021865.576.276.246.206.17109.36128.6714

18、7.17164.89321.76377.49431.70484.593.203.183.163.1452.7660.7468.2475.311365.331639.571914.682190.824.314.394.474.55181801214161842.24148.89655.46761.95533.15938.38343.54248.6340.7100.7090.7090.7091321.351514.481700.991875.125.595.565.545.50100.82116.25131.13145.642100.102407.422703.372988.247.057.026

19、.986.94165.00189.14212.40234.78542.61621.53698.60762.0l3.583.583.553.5178.4188.3897.83105.142332.802723.483115.293502.434.894.975.055.132020014161820241854.64262.01369.30176.50590.66142.89448.68054.40160.05671.1680.7880.788O.7870.787O.7852103.552366.152620.642867.303338.256.206.186.156.126.07144.701

20、63.65182.22200.42236.173343.263760.894164.544554.555294.977.827.797.757.727.64236.40265.93294.48322.06374.41863.83971.411076.741180.041381.533.983.963.943.933.90111.82123.96135.52146.55166.553734.104270.394808.135347.516457.165.465.545.625.695.87注：截面图中的r1=1/3d及表中r表2 热轧等边角钢的允许偏差和长度角钢号数边宽bmm边厚dmm长度m角钢号数边宽bmm边厚dmm长度m25.66 .39O.8士1.20.4士O.6412412101416201.8土2.50.7士1.O