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1、表1熱軋等邊角鋼(YB166-65)符號(hào)意義：b——邊寬；r0——頂端圓弧半徑；d——邊厚；I——慣性矩；r——內(nèi)圓弧半徑；i——慣性半徑；r1——邊端內(nèi)弧半徑；W——截面模量；r2——邊端外弧半徑；z0——重心距離。角鋼號(hào)數(shù)尺寸(mm)截面面積cm2理論重量kg/m外表面積m2/m參考數(shù)值z(mì)0cmx-xx0-x0y0-y0x1-x1bdrIx(cm4)ix(cm)Wx(cm3)Ix0(cm4)ix0(cm)Wx0(cm3)Iy0(cm4)iy0(cm)Wy0(cm3)Ix1(cm4)220343.51.1321.4590.8891.1450.0780.0770.400.50
2、0.590.580.290.360.630.780.750.730.450.550.170.220.390.380.200.240.811.090.600.642.525341.4321.8591.1241.4590.0980.0970.821.030.760.740.460.591.291.620.950.930.730.920.340.430.490.480.330.401.572.110.730.763.030344.51.7492.2761.3731.7860.1170.1171.461.840.910.900.680.872.312.921.151.131.091.
3、370.610.770.590.580.510.622.713.630.850.893.6363452.1092.7563.3821.6562.1632.6450.1410.1410.1412.583.293.291.111.091.080.991.281.564.095.226.241.391.381.361.612.052.451.071.371.650.710.700.700.760.931.094.686.257.841.001.041.074.04034552.3593.0863.7911.8522.4222.9760.1570.1570.1563.594.605.
4、531.231.221.211.231.601.965.697.298.761.551.541.522.012.583.011.491.912.300.790.790.780.961.191.396.418.5610.741.091.131.174.54534562.6593.4864.2925.0762.0882.7363.3693.9850.1770.1770.1760.1765.176.658.049.331.401.381.371.361.582.052.512.958.2010.5612.7414.761.761.741.721.702.583.324.004.64
5、2.142.753.333.890.900.890.880.881.241.541.812.069.1212.1815.2518.361.221.261.301.3355034565.52.9713.8974.8035.6882.3323.0593.7704.4650.1970.1970.1960.1967.189.2611.2113.051.551.541.531.521.962.563.133.6811.3714.7017.7920.681.961.941.921.913.224.165.035.852.983.824.645.421.000.990.980.981.57
6、1.962.312.6312.5016.6920.9025.141.341.381.421.465.656345863.3434.3905.4158.3672.6243.4464.2516.5680.2210.2200.2200.21910.1913.1816.0223.631.751.731.721.682.483.243.976.0316.1420.9225.4237.372.202.182.172.114.085.286.429.444.245.466.619.891.131.111.101.092.022.522.984.1617.5623.4329.3347.241
7、.481.531.571.68續(xù)表1熱軋等邊角鋼(YB166-65)角鋼號(hào)數(shù)尺寸(mm)截面面積cm2理論重量kg/m外表面積m2/m參考數(shù)值z(mì)0cmx-xx0-x0y0-y0x1-x1bdrIx(cm4)ix(cm)Wx(cm3)Ix0(cm4)ix0(cm)Wx0(cm3)Iy0(cm4)iy0(cm)Wy0(cm3)Ix1(cm4)6.36345681074.9786.1437.2889.51511.6573.9074.8225.7217.4699.1510.2480.2480.2470.2470
