矩形钢管截面特性表边长尺寸同意误差壁厚理论重量截面面积惯性矩Ix惯性矩Iy展转半径rx展转半径ry截面模数Ix截面模数Iy扭转常数It扭转常数WtAB一般精度高级精度mmkg/mcm^2cm^4cm^4cmcmcm^3cm^3cm^4cm^350251.000.501.201.3381.7055.5021.8751.7961.0482.2001.5004.5342.7801.501.6502.1026.6532.2531.7791.0352.6611.8025.5193.40650301.000.502.502.8173.58911.2965.0501.7741.1864.5183.36611.6666.4703.003.3034.20812.8275.6961.7451.1635.1303.79713.4017.5094.004.1985.34715.2396.6821.6881.1176.0954.45516.2449.32060301.200.602.503.2094.08917.9335.9982.0941.2115.9773.99815.0547.8453.003.7744.80820.4966.7942.0641.1886.8324.52917.3359.1294.004.8266.14724.6918.0452.0041.1438.2305.36321.14111.40060401.200.602.503.6024.58922.06911.7342.1921.5997.3565.86725.04510.7203.004.2455.40825.37413.4362.1661.5768.4586.71829.12112.5494.005.4546.94730.97416.2692.1111.53010.3248.13436.29815.88070501.200.603.005.1876.60844.04626.0992.5811.98712.58410.43953.42618.7894.006.7108.54754.66332.2102.5281.94115.61812.88467.61324.0405.008.12910.35663.43537.1792.4741.89418.12414.87179.90828.76780401.400.702.504.3875.58945.10315.2552.8401.65211.2757.62737.46714.4703.005.1876.60852.24617.5522.8111.62913.0618.77643.68016.9894.006.7108.54764.78021.4742.7521.58516.19510.73754.78721.6405.008.12910.35675.08024.5672.6921.54018.77012.28364.11025.76780601.400.703.006.1297.80870.42044.8862.9952.39717.51014.96288.11126.2294.007.96610.14787.90556.1052.9432.35121.97618.701112.58333.8005.009.69912.356103.24765.6342.8902.30425.81121.878134.50340.76790401.500.753.005.6587.20870.48719.6103.1271.64915.6639.80551.19319.2094.007.3389.34787.89424.0773.0661.60419.53212.03364.32024.5205.008.91411.356102.48727.6513.0041.56022.77413.82575.42629.26790501.500.753.006.1297.80881.84532.7353.2372.04718.18713.09476.43324.4294.007.96610.147102.69640.6953.1812.00222.82116.27897.16231.4005.009.69912.356120.57047.3453.1231.95726.79318.938115.43637.76790601.500.753.006.6008.40893.20349.7643.3292.43220.71116.588104.55229.6494.008.59410.947117.49962.3873.2762.38726.11120.795133.85238.2805.0010.48413.356138.65373.2183.2222.34130.81124.406160.27346.267100501.600.803.006.6008.408106.45136.0533.5582.07021.29014.42188.31127.2494.008.59410.947134.12444.9383.5002.02626.82417.975112.40935.0805.0010.48413.356158.15552.4293.4411.98131.63120.971133.75842.267120601.800.903.008.01310.208189.11364.3984.3042.51131.51821.466156.02939.9094.0010.47813.347240.72481.2354.2462.46640.12027.078200.40751.7205.0012.83916.356286.94195.9684.1882.42247.82331.989240.86962.7676.0015.09719.232327.950108.7164.1292.37754.65836.238277.36173.037120801.800.903.008.95511.408230.189123.4304.4913.28938.36430.857255.12853.9494.0011.73414.947294.569157.2814.4393.24349.09439.320330.43870.2805.0014.40918.356353.108187.7474.3853.19858.85146.936400.73585.7676.0016.98121.632405.998214.9774.3323.15267.66653.744465.940100.397140802.001.004.0012.99016.547429.582180.4075.0953.30161.36845.101410.71382.4405.0015.97920.356517.023215.9145.0393.25673.86053.978498.815100.7676.0018.86524.032596.935247.9054.9833.21185.27661.976580.919118.1571501002.401.204.0014.87418.947594.585318.5515.6014.10079.27863.710660.613111.8805.0018.33423.356719.164383.9885.5494.05495.88876.797806.733137.2676.0021.69127.632834.615444.1355.4954.009111.28288.827945.022161.5978.0028.09635.7911039.101549.3085.3883.917138.546109.8611197.701207.046矩形钢管截面特性表边长尺寸同意误差壁厚理论重量截面面积惯性矩Ix惯性矩Iy展转半径rx展转半径ry截面模数Ix截面模数Iy扭转常数It扭转常数WtAB一般精度高级精度mmkg/mcm^2cm^4cm^4cmcmcm^3cm^3cm^4cm^3160802.401.204.。