热轧不等边角钢的尺寸规格

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1、轧不等边角钢的尺寸规格(摘自GB/T9788—1988) B—长边宽度； b—短边宽度；d—边厚度；   r—内圆弧半径；r1—边端内弧半径()；I—惯性矩；i—惯性半径；  W—截面系数；X0—重心距离； Y0—重心距离(表一)型号尺寸/mm截面面积/cm2理论重量/kg·m-1外表面积/m2·m-1参   考   数   值X-XY-YX1-X1Y1-Y1u-uBbdrIx/cm4ix/cmWx/cm3IY/cm4iY/cmWY/cm3Ix1/cm4Y0/cmIY0/cm4X0/cmIu/cm4iu/c

2、mWu/cm3tanα2.5/1.6251633.51.1620.9120.0800.700.780.430.220.440.191.560.860.430.420.140.340.160.39243.51.4991.1760.0790.880.770.550.270.430.242.090.900.590.460.170.340.200.3813.2/2322033.51.4921.1710.1021.531.010.720.460.550.303.271.080.820.490.280.430.250.

3、38243.51.9391.5220.1011.931.000.930.570.540.394.371.121.120.530.350.420.320.3744/2.54025341.8901.4840.1273.081.281.150.930.700.496.391.321.590.590.560.540.400.386442.4671.9360.1273.931.261.491.180.690.638.531.372.140.630.710.540.520.3814.5/2.84528352.1491.

4、6870.1434.451.441.471.340.790.629.101.472.230.640.800.610.510.383452.8062.2030.1435.691.421.911.700.780.8012.131.513.000.681.020.600.660.3805/3.2503235.52.4311.9080.1616.241.601.842.020.910.8212.491.603.310.731.200.700.680.40445.53.1772.4940.1608.021.592.3

5、92.580.901.0616.651.654.450.771.530.690.870.4025.6/3.65636362.7432.1530.1818.881.802.322.921.031.0517.541.784.700.801.730.790.870.408463.5902.8180.18011.451.793.033.761.021.3723.391.826.330.852.230.791.130.408564.4153.4660.18013.861.773.714.491.011.6529.25

6、1.877.940.882.670.781.360.4046.3/46340474.0583.1850.20216.492.023.875.231.141.7033.302.048.630.923.120.881.400.398574.9933.9200.20220.022.004.746.311.122.7141.632.0810.860.952.760.871.710.396675.9084.6380.20123.361.965.597.291.112.4349.982.1213.120.994.340

7、.861.990.393776.8025.3390.20126.531.986.408.241.102.7858.072.1515.471.034.970.862.290.389(表二)型号尺寸/mm截面面积/cm2理论重量/kg·m-1外表面积/m2·m-1参   考   数   值X-XY-YX1-X1Y1-Y1u-uBbdrIx/cm4ix/cmWx/cm3IY/cm4iY/cmWY/cm3Ix1/cm4Y0/cmIY0/cm4X0/cmIu/cm4iu/cmWu/cm3tanα7/4.5704547

8、.54.5473.5700.22623.172.264.867.551.292.1745.922.2412.261.024.400.981.770.41057.55.6094.4030.22527.952.235.929.131.282.6557.102.2815.391.065.400.982.190.40767.56.6475.2180.22532.542.216.9510.621.263.1268.352.