矩形管及方管规格表
矩形管及方管规格及理论重量表
b1b2t b1b2t 1 1.20 1.74 1.37313.008.64 6.782 1.50 2.16 1.70324.0011.368.923 2.50 3.75 2.94335.0014.0010.994 3.00 4.44 3.4934 3.0010.448.205 4.00 5.76 4.5235 4.0013.7610.806 2.50 4.25 3.3436 5.0017.0013.357 3.00 5.04 3.96376.0020.1615.838 4.00 6.56 5.1538 3.0011.649.149 2.50 4.75 3.7339 4.0015.3612.0610 3.00 5.64 4.4340 5.0019.0014.9211 4.007.36 5.7841 6.0022.5617.7112 3.00 6.84 5.37424.0016.9613.3113 4.008.967.03435.0021.0016.4814 5.0011.008.6444 6.0024.9619.5915 2.50 5.75 4.5145 4.0019.3615.2016 3.00 6.84 5.3746 5.0024.0018.8417 4.008.967.0347 6.0028.5622.4218 5.0011.008.64488.0037.4429.3919 3.008.04 6.3149 4.0018.5614.5720 4.0010.568.2950 5.0023.0018.0521 5.0013.0010.2151 6.0027.3621.4822 3.007.44 5.84528.0035.8428.1323 4.009.767.6653 4.0021.7617.08245.0012.009.42545.0027.0021.20左图中为不等边矩形管： b1：为长边边长 b2：为短边边长 t ：为壁厚 x 、y ：为截面特性理论重量kg/m 5060808010080100100120140150160180406040截面积cm 2506070802530304050矩形管理论重量表尺寸(mm)尺寸(mm)序号理论重量kg/m 序号截面积cm 2b1b2t b1b2t 1 1.201.140.9023 3.0010.448.202 1.50 1.41 1.1124 4.0013.7610.803 1.75 1.63 1.2825 5.0017.0013.354 2.001.84 1.4426 6.0020.1615.8352.50 2.75 2.1627 4.0015.3612.066 3.00 3.24 2.5428 5.0019.0014.927 2.503.75 2.9429 6.0022.5617.718 3.004.44 3.4930 4.0018.5614.579 4.00 5.76 4.5231 5.0023.0018.0510 2.504.75 3.7332 6.0027.3621.4811 3.005.64 4.43338.0035.8428.1312 4.007.36 5.7834 4.0021.7617.0813 2.505.75 4.5135 5.0027.0021.2014 3.006.84 5.3736 6.0032.1625.2515 4.008.967.03378.0042.2433.1616 5.0011.008.6438 4.0024.9619.5917 3.008.04 6.3139 5.0031.0024.3418 4.0010.568.2940 6.0036.9629.0119 5.0013.0010.21418.0048.6438.1820 3.009.247.2521 4.0012.169.55225.0015.0011.7880方矩形钢管理论重量计算表：正方形和长方形(矩形)截面碳钢钢管每米重量单位： kg/m(千克/米), lb/ft(磅/英尺)。
矩形管及方管规格及理论重量表
b1b2t b1b2t 1 1.20 1.74 1.37313.008.64 6.782 1.50 2.16 1.70324.0011.368.923 2.50 3.75 2.94335.0014.0010.994 3.00 4.44 3.4934 3.0010.448.205 4.00 5.76 4.5235 4.0013.7610.806 2.50 4.25 3.3436 5.0017.0013.357 3.00 5.04 3.96376.0020.1615.838 4.00 6.56 5.1538 3.0011.649.149 2.50 4.75 3.7339 4.0015.3612.0610 3.00 5.64 4.4340 5.0019.0014.9211 4.007.36 5.7841 6.0022.5617.7112 3.00 6.84 5.37424.0016.9613.3113 4.008.967.03435.0021.0016.4814 5.0011.008.6444 6.0024.9619.5915 2.50 5.75 4.5145 4.0019.3615.2016 3.00 6.84 5.3746 5.0024.0018.8417 4.008.967.0347 6.0028.5622.4218 5.0011.008.64488.0037.4429.3919 3.008.04 6.3149 4.0018.5614.5720 4.0010.568.2950 5.0023.0018.0521 5.0013.0010.2151 6.0027.3621.4822 3.007.44 5.84528.0035.8428.1323 4.009.767.6653 4.0021.7617.08245.0012.009.42545.0027.0021.20左图中为不等边矩形管： b1：为长边边长 b2：为短边边长 t ：为壁厚 x 、y ：为截面特性理论重量kg/m 5060808010080100100120140150160180406040截面积cm 2506070802530304050矩形管理论重量表尺寸(mm)尺寸(mm)序号理论重量kg/m 序号截面积cm 2b1b2t b1b2t 1 1.201.140.9023 3.0010.448.202 1.50 1.41 1.1124 4.0013.7610.803 1.75 1.63 1.2825 5.0017.0013.354 2.001.84 1.4426 6.0020.1615.8352.50 2.75 2.1627 4.0015.3612.066 3.00 3.24 2.5428 5.0019.0014.927 2.503.75 2.9429 6.0022.5617.718 3.004.44 3.4930 4.0018.5614.579 4.00 5.76 4.5231 5.0023.0018.0510 2.504.75 3.7332 6.0027.3621.4811 3.005.64 4.43338.0035.8428.1312 4.007.36 5.7834 4.0021.7617.0813 2.505.75 4.5135 5.0027.0021.2014 3.006.84 5.3736 6.0032.1625.2515 4.008.967.03378.0042.2433.1616 5.0011.008.6438 4.0024.9619.5917 3.008.04 6.3139 5.0031.0024.3418 4.0010.568.2940 6.0036.9629.0119 5.0013.0010.21418.0048.6438.1820 3.009.247.2521 4.0012.169.55225.0015.0011.7880方矩形钢管理论重量计算表：正方形和长方形(矩形)截面碳钢钢管每米重量单位： kg/m(千克/米), lb/ft(磅/英尺)。
矩形管及方管规格及理论重量表
b1b2t b1b2t 1 1.20 1.74 1.37313.008.64 6.782 1.50 2.16 1.70324.0011.368.923 2.50 3.75 2.94335.0014.0010.994 3.00 4.44 3.4934 3.0010.448.205 4.00 5.76 4.5235 4.0013.7610.806 2.50 4.25 3.3436 5.0017.0013.357 3.00 5.04 3.96376.0020.1615.838 4.00 6.56 5.1538 3.0011.649.149 2.50 4.75 3.7339 4.0015.3612.0610 3.00 5.64 4.4340 5.0019.0014.9211 4.007.36 5.7841 6.0022.5617.7112 3.00 6.84 5.37424.0016.9613.3113 4.008.967.03435.0021.0016.4814 5.0011.008.6444 6.0024.9619.5915 2.50 5.75 4.5145 4.0019.3615.2016 3.00 6.84 5.3746 5.0024.0018.8417 4.008.967.0347 6.0028.5622.4218 5.0011.008.64488.0037.4429.3919 3.008.04 6.3149 4.0018.5614.5720 4.0010.568.2950 5.0023.0018.0521 5.0013.0010.2151 6.0027.3621.4822 3.007.44 5.84528.0035.8428.1323 4.009.767.6653 4.0021.7617.08245.0012.009.42545.0027.0021.20左图中为不等边矩形管： b1：为长边边长 b2：为短边边长 t ：为壁厚 x 、y ：为截面特性理论重量kg/m 5060808010080100100120140150160180406040截面积cm 2506070802530304050矩形管理论重量表尺寸(mm)尺寸(mm)序号理论重量kg/m 序号截面积cm 2b1b2t b1b2t 1 1.201.140.9023 3.0010.448.202 1.50 1.41 1.1124 4.0013.7610.803 1.75 1.63 1.2825 5.0017.0013.354 2.001.84 1.4426 6.0020.1615.8352.50 2.75 2.1627 4.0015.3612.066 3.00 3.24 2.5428 5.0019.0014.927 2.503.75 2.9429 6.0022.5617.718 3.004.44 3.4930 4.0018.5614.579 4.00 5.76 4.5231 5.0023.0018.0510 2.504.75 3.7332 6.0027.3621.4811 3.005.64 4.43338.0035.8428.1312 4.007.36 5.7834 4.0021.7617.0813 2.505.75 4.5135 5.0027.0021.2014 3.006.84 5.3736 6.0032.1625.2515 4.008.967.03378.0042.2433.1616 5.0011.008.6438 4.0024.9619.5917 3.008.04 6.3139 5.0031.0024.3418 4.0010.568.2940 6.0036.9629.0119 5.0013.0010.21418.0048.6438.1820 3.009.247.2521 4.0012.169.55225.0015.0011.7880方矩形钢管理论重量计算表：正方形和长方形(矩形)截面碳钢钢管每米重量单位： kg/m(千克/米), lb/ft(磅/英尺)。
方管,矩形管尺寸表
惯性矩/cm^4惯性半径/cm截面模数cm^3扭转常数边长H/m m边长B/mm允许偏差/mm壁厚t/mm理论重量M/(kg/m)截面面积A/cm^2Ix Iy rx ry Wx Wy It/cm^4Ct/cm^330 20 ±0.51.5 1.06 1.35 1.590.84 1.080.7881.060.84 1.83 1.41.75 1.22 1.55 1.770.93 1.070.7771.180.932.07 1.562 1.36 1.74 1.94 1.02 1.060.7651.29 1.022.29 1.712.5 1.64 2.09 2.21 1.15 1.030.7421.47 1.152.68 1.9540 20 ±0.51.5 1.3 1.65 3.27 1.1 1.410.8151.63 1.12.74 1.91外圆弧半径/mm厚度t/mm碳素钢(σs≤320MPa)低合金钢(σs≥320MPa)— FGXRt≤3 1.0～2.5t 1.5～2.5t3＜t≤61.5～2.5t 2.0～3.0t6＜t≤102.0～3.0t 2.0～3.5tt＞10 2.0～3.5t 2.5～4.0t1.75 1.49 1.9 3.68 1.23 1.390.8041.84 1.23 3.112.142 1.68 2.14 4.05 1.34 1.380.7932.02 1.343.45 2.362.5 2.03 2.59 4.69 1.54 1.350.77 2.35 1.54 4.06 2.723 2.36 3.01 5.21 1.68 1.320.7482.6 1.68 4.57 340 25 ±0.51.5 1.41 1.8 3.82 1.84 1.46 1.01 1.91 1.47 4.062.461.75 1.632.07 4.32 2.07 1.440.9992.16 1.66 4.63 2.762 1.83 2.34 4.77 2.28 1.430.9882.39 1.82 5.173.072.5 2.23 2.84 5.57 2.64 1.40.9652.79 2.11 6.153.593 2.6 3.31 6.24 2.94 1.370.9423.12 2.3574.0140 30 ±0.51.5 1.53 1.95 4.382.81 1.51.1992.19 1.87 5.523.021.75 1.772.25 4.963.17 1.481.1872.48 2.11 6.313.422 1.99 2.54 5.49 3.51 1.471.1762.75 2.347.073.792.5 2.423.09 6.454.1 1.451.1533.23 2.748.474.463 2.83 3.61 7.27 4.6 1.421.1293.63 3.079.72 5.0350 25 ±0.51.5 1.652.1 6.65 2.25 1.78 1.04 2.66 1.8 5.523.411.75 1.92.42 7.55 2.54 1.761.0243.02 2.03 6.32 3.5450 30 ±0.52 2.15 2.74 8.38 2.81 1.75 1.01 3.35 2.257.06 3.92 定尺精度级别长度范围/mm允许偏差/mm 普通级别4000～12000(+70,0) 精确级别4000～6000(+5,0) 精确级别＞6000～12000(+10,0)32.5 2.62 2.34 9.893.28 1.720.9913.95 2.628.434.63 3.07 3.91 11.17 3.67 1.690.9694.47 2.939.645.181.5 1.7672.2527.5353.4151.8291.2313.0142.2767.5873.831.752.039 2.5988.5663.8681.8151.223.4262.5798.682 4.352 2.305 2.9369.535 4.2911.8011.2083.8142.8619.727 4.842.5 2.8173.58911.296 5.051.7741.1864.5183.36611.666 5.723 3.303 4.20612.827 5.6961.7451.1635.13 3.79713.4016.494 4.198 5.34715.239 6.6821.6881.1176.0954.45516.2447.7750 40 ±0.51.52.003 2.5529.3 6.6021.9081.6083.72 3.30112.238 5.241.752.314 2.94810.6037.5181.8961.5964.2413.75914.0595.972 2.619 3.33611.848.3481.8831.5854.7364.19215.8176.6732.53.214.08914.1219.9761.8581.5625.6484.98819.2227.9653 3.775 4.80816.14911.3821.8331.5396.46 5.69122.3369.1234 4.826 6.14819.49313.6771.7811.4927.7976.83927.82 11.0655 25 ±0.51.5 1.7672.2528.453 2.46 1.93 1.043.07 1.968 6.273 3.4587 5 41.752.039 2.5989.606 2.7791.9221.0343.4932.2237.1563.9162 2.305 2.93610.689 3.0731.9071.0233.8862.4597.992 4.34255 40 ±0.51.52.121 2.70211.6747.1582.0781.6274.2453.57914.0175.7941.752.4523.12313.3298.1582.0651.6164.8474.07916.175 6.6142 2.776 3.53614.9049.1072.0521.6045.4194.55318.2087.39455 50 ±0.51.752.7263.47315.81113.662.1331.9835.7495.46423.1738.4152 3.09 3.93617.71415.2982.1211.9716.4416.11926.1429.43360 30 ±0.60 2 2.62 3.33715.046 5.078 2.1231.2345.0153.38512.57 5.8812.53.2094.08917.9335.9982.0941.2115.9773.99815.054 6.9813 3.774 4.80820.496 6.7942.0641.1886.8324.52917.3357.954 4.826 6.14724.6918.0452.0041.1438.23 5.36321.1419.52360 40 ±0.62 2.934 3.73718.4129.831 2.221.6226.1374.91520.7028.1162.53.6024.58922.06911.7342.1921.5957.3565.86725.0459.7223 4.245 5.40825.37413.4562.1661.5768.4586.71829.12111.17570 50 ±0.64 5.451 6.94730.97416.26 2.11 1.5310.38.13436.29813.6539 1 22 3.562 4.53731.47518.7582.6342.0338.9937.50337.45412.1963 5.187 6.60844.04626.0992.5811.98712.5810.43953.42617.064 6.71 8.54754.66332.212.5281.94115.6212.88467.61321.1895 8.129 10.35663.43537.1792.1711.89418.1214.87179.90824.64280 40 ±0.72 3.561 4.53637.35512.722.8691.6749.3396.36130.88111.0042.5 4.387 5.58945.10315.2552.841.65211.287.62737.46713.2833 5.187 6.60852.24617.5522.8111.62913.068.77643.68 15.2834 6.71 8.54764.7821.4742.7521.58516.210.73754.78718.8445 8.129 10.35675.0824.2672.6921.5418.7712.28364.11 21.74480 60 ±0.73 6.129 7.80870.04244.8862.9952.39717.5114.96288.11124.1434 7.966 10.14787.94556.1052.9432.35121.9818.701112.58330.3325 9.699 12.356103.2565.6342.892.30425.8121.878134.50335.67390 40 ±0.753 5.658 7.20870.48719.613.1271.64915.669.80551.19317.3394 7.338 9.34787.89424.0773.0661.60419.5312.03864.32 21.44190 50 ±0.755 8.914 11.356102.4927.6527.6 3.00 1.5622.7713.82575.4262 4.19 5.33757.87823.3683.2932.09312.869.34753.36615.8822.5 5.172 6.58970.26328.2363.2662.0715.6111.29465.29919.2353 6.129 7.80881.84532.7353.2372.04718.1913.09476.43322.3164 7.966 10.147102.740.6953.1812.00222.4216.27897.16227.9615 9.699 12.356120.5747.3453.1231.95726.7918.938115.43636.77490 55 ±0.752 4.346 5.53661.7528.9573.342.28713.7310.5362.72417.6012.5 5.368 6.83975.04933.0653.3132.26416.6812.75176.87721.35790 60 ±0.75 3 6.6 8.40893.20349.7643.3292.43220.7116.588104.55227.3914 8.594 10.947117.562.3873.2762.38726.1120.795133.85234.5015 10.484 13.356138.6573.2183.2222.31130.8124.406160.27340.71295 50 ±0.752 4.347 5.53766.08424.5213.4552.10413.919.80857.45816.8042.5 5.369 6.83980.30629.6473.2472.08216.9111.89570.32420.364100 50 ±0.80 3 6.69 8.408106.4536.0533.5582.0721.2914.42188.31125.0124 8.594 10.947134.1244.9383.52.02626.8217.975112.40931.35120 50 ±0.95 10.484 13.356158.1652.42 3.44 1.9831.620.97113.75836.8042.5 6.35 8.089143.9736.7044.2192.132414.68296.02626.0063 7.543 9.608168.5842.6934.1892.10828.117.077112.8730.317120 60 ±0.90 3 8.013 10.208189.1164.3984.3042.51131.5821.466156.02937.1384 10.478 13.347240.7281.2354.2462.46640.1227.078200.40747.0485 12.839 16.356286.9495.9684.1882.42247.8231.989240.86955.8466 15.097 19.232327.95108.724.1292.37754.6636.238277.36163.597120 80 ±0.93 8.955 11.408230.19123.434.4913.28938.3630.857255.12850.7994 11.734 11.947294.57157.284.4393.24349.0939.32330.43864.9275 14.409 18.356353.11187.754.3853.19858.8546.936400.73577.7726 16.981 21.632106214.984.3323.15267.6753.744165.9483.399140 80 ±1.04 12.99 16.547429.58180.415.0953.30161.3745.101410.71376.4785 15.979 20.356517.02215.915.0393.25673.8653.978498.81591.8346 18.865 24.032569.94247.914.9833.21185.2861.976580.919105.83150 100 ±1.24 14.874 18.947594.59318.555.6014.1179.2863.71660.613104.945 18.334 23.356719.16383.9 5.54 4.0595.879.79806.733126.816 21.691 27.632834.62444.145.4954.009111.388.827915.022147.078 28.096 35.7911039.1519.315.3883.917138.5109.861147.71181.85160 60 ±1.23 9.898 12.608389.8683.9155.5612.5848.7327.972228.1550.144.5 14.498 18.469552.08116.665.4682.51369.0138.886324.9670.085160 80 ±1.20 4 14.216 18.117597.69203.535.7383.34871.7150.883483.12988.0315 17.519 22.356721.65214.095.6813.30490.2161.02599.175105.96 20.749 26.433835.94286.835.6233.259104.276.208698.881122.278 26.81 33.6441036.5343.65.5053.17129.685.899876.599149.54180 65 ±1.23 11.075 14.108550.35111.786.2462.81561.1534.393306.7561.8494.5 16.264 20.719784.13156.476.1522.74887.1348.144438.9186.993180 100 ±1.30 4 16.758 21.317926.02373.886.5864.184102.974.755852.708127.065 20.689 26.3561124.2451.746.53 4.14124.990.3471012.589153.886 24.517 31.2321309.5523.776.4754.095145.5104.751222.933178.888 31.861 40.3911643.1651.136.3624.002182.6130.231554.606222.49200 100 ±1.34 18.014 22.9411199.7410.27.23 4.2312082.15948.151141.816 25 22.259 28.3561459.3496.917.1734.186145.999.3811203.878171.946 26.101 33.6321703.2576.867.1164.141170.3115.371412.986200.18 34.376 43.7912146719.0174.052214.6143.81789.551249.6200 120 ±1.44 19.3 24.5 13536187.43 5.02135103 1345 1725 23.8 30.4 16497507.37 4.97165125 1652 2106 28.3 36 19298747.32 4.93193146 1947 2458 36.5 46.4 238610797.17 4.82239180 2507 308200 150 ±1.54 21.2 26.9 158410217.67 6.16158136 1942 2195 26.2 33.4 193512457.62 6.11193166 2391 2676 31.1 39.6 226814577.56 6.06227194 2826 3128 40.2 51.2 289218157.43 5.95283242 3664 396220 140 ±1.54 21.8 27.7 18929488.26 5.84172135 1987 2245 27 34.4 231311558.21 5.8210165 2447 2746 32.1 40.8 271413528.15 5.75247193 2891 3218 41.5 52.8 338916858.01 5.65308241 3746 407250 150 ±1.64 24.3 30.9 269712349.34 6.32216165 2665 2755 30.1 38.4 330415089.28 6.27264201 3285 3376 35.8 45.6 388617689.23 6.23311236 3886 3968 46.5 59.2 488622199.08 6.12391296 5050 504260 180 ±1.85 33.2 42.4 412123509.867.45317261 4695 4266 39.6 50.4 485627639.817.4374307 5566 5018 51.5 65.6 614534939.687.29473388 7267 64210 63.2 80.6 736341749.567.2566646 8850 772300 200 ±2.05 38 48.4 6241336111.48.34416336 6836 552645.2 57.6 7370396211.38.29491396 8115 651 8 59.1 75.2 9389504211.28.19626504 10627838 10 72.7 92.6 11313605811.18.09754606 129871012 350250±2.205 45.8 58.4 10520630613.410.4601504 12234817 654.7 69.6 12547745813.410.3712594 14554967 8 71.6 91.2 16001957313.210.2914766 191361253 10 88.4 113 194071158813.110.11109927 235001522 400200±2.405 45.8 58.4 12490431114.68.6624431 10519742 654.7 69.6 14789509214.58.55739509 12069877 8 71.6 91.2 189********.48.45949652 158201133 10 88.4 113 23003786414.38.361150786 193681373 12 104 132 26248897714.18.241312898 227821591 400250±2.605 49.7 63.4 14440705615.110.6722565 14773937 659.4 75.6 1711883521510.5856668 175801110 8 77.9 99.2 220481074414.910.41102860231271440 10 96.2 122 268061302914.810.313401042284231753 12 113 144 307661492614.610.215381197335972042 450250±2.806 64.1 81.6 22724924516.710.61010740 206871253 884.2 107 293361191616.510.51304953272221628 10 104 133 357371447016.410.415881158334731983 12 123 156 411371666316.210.318281333395912314 500300±3.206 73.5 93.6 330121515118.812.713211010324201688 896.7 123 428051962418.612.617121308427672202 10 120 153 523282393318.512.520931596527362693 12 141 180 606042772618.312.424241848625813156 550350±3.608109 139 597833004020.714.72174171763051285610135173732763675220.614.62665210077901350312160 204 852*********.414.531002444926464118 14 185 236 972694873120.314.4353727841067604710 600 400 ±4.008 122 155 806704356422.816.826892178886723591 10 151 193 990815342922.716.7330326721097204413 12179 228 115670 6239122.516.5385631201306805201 14 207 264 132310 7128222.416.4441035641508505962 16 235 299 148210 7976022.316.3494039881705106694边长 壁厚理论重量 截面面积惯性矩惯性半径截面模数扭转常数B/mm允许偏差/mmt/mm M/(kg/m) A/cm^2Ix=Iy/cm^4rx=ry/cm Wx=Wy/cm^3 It/cm^4Ct/cm^3厚度t/mm外圆弧半径/mm20 ±0.50 1.2 0.679 0.865 0.498 0.759 0.498 0.823 0.751.5 0.826 1.052 0.583 0.744 0.583 0.985 0.881.750.941 1.199 0.642 0.732 0.642 1.106 0.982 1.05 1.34 0.692 0.72 0.692 1.215 1.06 25 ±0.501.2 0.867 1.105 1.025 0.963 0.82 1.655 1.241.5 1.061 1.352 1.216 0.948 0.973 1.998 1.471.75 1.215 1.548 1.357 0.936 1.0862.261 1.652 1.363 1.736 1.482 0.923 1.186 2.502 1.8 30 ±0.501.5 1.296 1.6522.195 1.152 1.4633.555 2.211.75 1.49 1.8982.47 1.14 1.646 4.048 2.492 1.677 2.136 2.721 1.128 1.814 4.511 20752.5 2.032 2.5893.154 1.103 2.102 5.347 3.23 2.361 3.008 3.5 1.078 2.333 6.06 3.58 40 ±0.501.5 1.7672.525 5.489 1.561 2.744 8.728 4.131.752.039 2.598 6.237 1.5493.118 10.0094.692 2.305 2.936 6.939 1.537 3.469 11.238 5.232.5 2.8173.589 8.213 1.5124.106 13.539 6.213 3.303 4.208 9.32 1.488 4.66 15.6287.074 4.198 5.347 11.064 1.438 5.532 19.1528.48 50 ±0.501.52.238 2.852 11.065 1.969 4.426 17.395 6.651.752.5893.298 12.641 1.957 5.056 20.0257.62 2.933 3.736 14.146 1.945 5.658 22.5788.512.53.6024.589 16.941 1.921 6.776 27.43610.223 4.245 5.408 19.463 1.897 7.785 31.97211.774 5.454 6.974 23.725 1.847 9.49 40.04714.43 60 ±0.602 3.56 4.54 25.12 2.35 8.38 39.81 12.62.5 4.387 5.589 30.34 2.329 10.113 48.53915.22碳素钢(σs≤320MPa)低合金钢(σs≥320MPa) — FGXRt≤3 1.0～2.5t 1.5～2.5t 3＜t≤6 1.5～2.5t 2.0～3.0t 6＜t≤10 2.0～3.0t 2.0～3.5t t＞10 2.0～3.5t 2.5～4.0t定尺精度级别长度范围/mm允许偏差/mm普通级别4000～12000(+70,0) 精确级别4000～6000(+5,0)精确级别＞6000～12000(+10,0)3 5.187 6.608 35.13 2.305 11.71 56.89217.65 70 ±0.654 6.71 8.547 43.539 2.256 14.513 72.18821.975 8.129 10.35650.468 2.207 16.822 85.56 25.612.5 5.17 6.59 49.4 2.74 14.1 78.5 21.23 6.129 7.808 57.522 2.714 16.434 92.18824.744 7.966 10.14772.108 2.665 20.602 117.97531.11 80 ±0.705 9.699 12.35684.602 2.616 24.172 141.18336.652.5 5.957. 7.589 75.1473.147 18.787 118.5228.223 7.071 9.008 87.838 3.122 21.959 139.6633.024 9.222 11.747111.031 3.074 27.757 179.80841.84 90 ±0.755 11.269 14.356131.414 3.025 32.853 216.62849.683 8.013 10.208127.277 3.531 28.283 201.10842.514 10.478 13.347161.907 3.482 35.979 260.08854.175 12.839 16.356192.903 3.434 42.867 314.89664.71 100 ±0.806 15.097 19.232220.42 3.385 48.982 365.45274.164 11.734 11.947226.337 3.891 45.267 361.21368.15 14.409 18.356271.071 3.842 52.214 438.98681.726 16.981 21.632311.415 3.794 62.283 511.55894.12 110 ±0.904 12.99 16.548305.94 4.3 55.625 486.4783.635 15.98 20.356367.95 4.252 66.9 593.6 100.746 18.866 24.033424.57 4.203 77.194 694.85116.47 120 ±0.904 14.246 18.147402.26 4.708 67.043 635.603100.755 17.549 22.356485.441 4.659 80.906 776.632121.756 20.749 26.432562.094 4.611 93.683 910.281141.22 130 ±1.008 26.84 34.191696.639 4.513 116.106 1155.01174.584 15.502 19.748516.97 5.117 79.534 814.72119.485 19.12 24.356625.68 5.068 96.258 998.22144.776 22.634 28.833726.64 5.02 111.79 1173.6168.36 140 ±1.108 28.921 36.842882.86 4.895 135.82 1502.1209.544 16.758 21.347651.598 5.524 53.085 1022.18139.85 20.689 26.356790.523 5.476 112.931 1253.57169.786 24.517 31.232920.359 5.428 131.479 1475.02197.9 150 ±1.208 31.864 40.5911155.735 5.331 164.819 1887.61247.694 18.014 22.948807.82 5.933 107.71 1264.8161.735 22.26 28.356982.12 5.885 130.95 1554.1196.796 26.402 33.6331145.9 5.837 152.79 1832.7229.84 160 ±1.208 33.945 43.2421411.8 5.714 188.25 2364.1289.034 19.27 24.547987.152 6.341 123.394 1540.13185.255 23.829 30.3561202.317 6.293 150.289 1893.79225.796 28.285 36.0321405.408 6.245 175.676 2234.57264.18 170 ±1.308 36.888 46.9911776.496 6.148 222.062 2876.94333.564 20.526 26.1481191.3 6.75 140.15 1855.8210.375 25.4 32.3561453.3 6.702 170.97 2285.3256.86 30.17 38.4331701.6 6.654 200.18 2701 300.91 180 ±1.408 38.969 49.6422118.2 6.532 249.2 3503.1381.284 21.8 27.7 1422 7.16 158 2210 2375 27 34.4 1737 7.11 193 2724 2906 32.1 40.8 2037 7.06 226 3223 340 190 ±1.508 41.5 52.8 2546 6.94 283 4189 4324 23 29.3 1680 7.57 176 2607 2655 28.5 36.4 2055 7.52 216 3216 3256 33.9 43.2 2413 7.47 254 3807 381 200 ±1.608 44 56 3208 7.35 319 4958 4864 24.3 30.9 1968 7.97 197 3049 2955 30.1 38.4 2410 7.93 241 3763 3626 35.8 45.6 2833 7.88 283 4459 4268 46.5 59.2 3566 7.76 357 5815 544 220 ±1.8010 57 72.6 4251 7.65 425 7072 6515 33.2 42.4 3238 8.74 294 5038 4426 39.6 50.4 3813 8.7 347 5976 5218 51.5 65.6 4828 8.58 439 7815 66810 63.2 80.6 5782 8.47 526 9533 804 250 ±2.0012 73.5 93.7 6487 8.32 590 111499225 38 48.4 4805 9.97 384 7443 5776 45.2 57.6 5672 9.92 454 8843 6818 59.1 75.2 7229 9.8 578 1159887810 72.7 92.6 8707 9.7 697 141971062 280 ±2.2012 84.8 108 9859 9.55 789 1669112265 42.7 54.4 6810 11.2 486 105137306 50.9 64.8 8054 11.1 575 125048638 66.6 84.8 10317 11 737 16436111710 82.1 104.6 12479 10.9 891 201731356 300 ±2.4012 96.1 122.5 14232 10.8 1017 2380415746 54.7 69.6 9964 12 664 154349978 71.6 91.2 12801 11.8 853 20312129310 88.4 113 15519 11.7 1035 249661572 350 ±2.8012 104 132 17767 11.6 1184 2951418296 64.1 81.6 16008 14 915 2468313728 84.2 107 20618 13.9 1182 32557178710 104 133 25189 13.8 1439 401272182 400 ±3.2012 123 156 29054 13.6 1660 4759825528 96.7 123 31269 15.9 1564 48934236210 120 153 38216 15.8 1911 60431289212 141 180 44319 15.7 2216 718433395 450 ±3.6014 163 208 50414 15.6 2521 8273538778 109 139 44966 18 1999 70043301610 135 173 55100 17.9 2449 86629370212 160 204 64164 17.7 2851 1031504357 500 ±4.0014 185 236 73210 17.6 3254 11900049898 122 155 62172 20 2487 96483375010 151 193 76341 19.9 3054 119470461212 179 228 89187 19.8 3568 142420544014 207 264 101010 19.7 4080 164530624116 235 299 114260 19.6 4570 1861407013描述(D)1.空心型钢系用带钢冷弯后焊接而成。