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1、方钢尺寸规格 参数表(1)尺寸规格见表 640-表 645。 国标号 GB/76728-2007表表 6 6- -4 40 0 冷冷拔拔无无缝缝方方形形钢钢管管的的尺尺寸寸规规格格基本尺寸ASmm截面面积 Fcm2理论质量 G(kgm)惯性矩 Jx=Jycm4截面系数 Wx=Wycm312O.81.0O.3480 423O.2730.332O.0739O.0873O.123O.146141.01.50.503O.712O.394O.5590.144O.192O.2060.274161.O1.5O.583O.832O.4580.653O.222O.300O.278O.374181.O1.52.O
2、0.6630.9521.21O.5210.747O.952O.324O.4420.535O.360O.4910.595201.01.52.02.5O.7431.071.371.640.583O.8411.081.29O.4530.624O.763O.8740 453O.624O.763O.8742211.527O.8231.191.53O.646O.9361.20O.6120.8501.05O.556O.773O.9532.51.841.451.211.10252.532.142.491.681.951.862.081.491.57302.533.542.643.013.503.892.082
3、.422.753.053.413.864.254.582.272.582.833.05322.533.52.843.333 782.232.612.974.214.795.292.633.003.313244.213.305.733.58352.533.5453.143.694.204.685.582.472.893.303.684.385.546.457.167.788.793.223.684.094.455.02362.533.5453.243.814.3_44.855.752.552.993.4l3.8l4.536.187.077.878.569.703.433.934.374.765.
4、39402.533.54563.644.294.905.496.587.552.863.373.854.3l5.165.938.689.9811.1612.2113.9815.344.344.995.586.1l6.997.67422.533.844.533.023.5510.1511.704.835.573.54565.185.816.988.034.074.565.486.3013.1014.3716.5618.226.246.847.878.58453.5455.606.237.584.404.945.9516.4318.0720.907.308.039.29456788.759.811
5、0.86.877.808.4423.1924.9726.30lO.3111.1011.5950456787.098.589.9511.2112.355.566.737.8l8.809.7025.5629.8133.3536.2338.5110.2211.9313.3414.4915.4155456787.899.5811.1512.5113.956.197.528.759.9010.9534.8740.9546.1350.4754.0412.5814.8916.7718.3519.6560456788.6910.5812.3514.0l15.556.828.309.6911.0012.2146
6、.2154.5761.8268.0373.2815.418.1920.6122.6824.436545679.4911.5813.5515.417.459.0710.6412.1059.7870.9280.7289.2718.3921.8224.8427.46817.1513.4796.6429.747045610.2912.5814.78.089.8711.5875.7890.26103.121.6525.7929.47707816.8118.7513.1914.72114.5124.532.7235.57754567811.0913.5815.9518 2120.358.7010.6612
7、.5214.2915.9894.4112.8129.4144.2157.325.1730.0834.5038.4441.94804567811.8914.5817.1519.6121.959.3311.4413.4615.3917.23115.9138.9159.7178.5195.428.9634.7239.9344.6348.85567816.9820.0322.9725.7913.3315.7218.0320.25217.1251.1282.3310.947.1954.5961.3867.58100567818.5821.9525.2128.3514.5817.2319.7922.262
8、82.8328.2370.2408.956.5765.5474.0481.7811078928.0131.5534.9821.9924.7727.46503.4557.9608.491.54101.411O.6注：理论质量计算G=0.0157S(A+A 一 2.8584S)式中 G每米钢管的质量 (kgm)；A方形钢管的边长 (mm)；S方形钢管的公称壁厚 (mm).以钢管 R=1.5S 时，钢的密度为7.85gcm3 的计算公式。表表 6 6- -4 41 1 冷冷拔拔无无缝缝矩矩形形钢钢管管的的尺尺寸寸规规格格基本尺寸惯性矩截面系数ABSJxJyWxwymm截面面积 Fcm2理论质量 G(
9、kgm)cm4cm3lO50.8lO.203O.243O.160O.191O.0074O.0082O.0239O.02700.02970.03290.04780.054750.8l0.2350.2830.1850.222O.00880.0099O.0388O.0449O.0354O.0395O，0646O.0748 126O.8lO.251O.3030.1970.2380.01390.0157O.04380.0509O.0462O.05240.0730O.084960.811.50.2830.343O.471O.223O.269O.3700.0160O.0182O.02150.06540.07
10、67O.09730.0535O.0608O.0715O.0935O.110O.13970.8l1.50.299O.363O.501O.2350.285O.3940.0233O.02680.0324O.0724O.08520.109O.06650.0765O.0927O.104O.1220.1561410O.8O.347O.273O.0545O.0934O.1090.133l1.52O.4230.5910.73lO.3320.4640.574O.06400.08180.0925O.111O.144O.167O.128O.164O.185O.158O.206O.2381560.811.52O.29
11、9O.363O.501O.611O.235O.285O.394O.4800.01710.0195O.0230O.02400.0784O.0922O.1180.133O.0571O.0651O.0768O.07990.105O.123O.1570.1778O.8l1.52O.347O.4230.59lO.7310.2730.332O.4640.5740.03620.042lO.05250.05790.1110.132O.173O.200O.09050.105O.131O.145O.139O.165O.2160.250 16120.811.52O.4110.503O.711O.89lO.3230.
12、3950.559O.700O.0941O.1120.147O.1700.1480.177O.2360.2790.1570.186O.2440.284O.186O.222O.2950.34990.811.52O.395O.483O.6810.8510.310O.379O.5350.6680.0532O.0624O.0796O.0897O.162O.1940.258O.3040.1180.139O.177O.1990.180O.215O.2870.33710O.211.520.411O.5030.7110.89l0.323O.395O.5590.700O.06800.0802O.1037O.119
13、0.1740.208O.2780.3290.136O.1610.2070.2370.194O.23l0.309O.3661814O.8l1.520.4750.5830.83l1.0510.373O.4580.653O.825O.149O.178O.239O.2830.222O.266O.3600.4320.213O.255O.3410.404O.246O.296O.400O.4802080.810.4110.503O.3230.395O.04450.0520O.197O.236O.111O.130O.1970.2361.520.711O.891O.5590.700O.0654O.07280.3
14、15O.373O.164O.182O.315O.373100.811.52O.4430.5430.7710.971O.3480.4260.606O.763O.0748O.0884O.115O.1320.227O.2720.367O.4380.150O.1770.229O.2630.2270.2720.367O.438120.811.522.50.4750.583O.8311.051.24O.373O.4580.653O.8250.976O.114O.1360.1800.2110.23lO.2560.3080.418O.5030.565O.1900.226O.3000.3520.3850.256
15、0.308O.418O.5030.5659O.8l1.522.5O.459O.563O.8011.0111.19O.361O.442O.629O.794O.9360.06400.0753O.0967O.110O.117O.27lO.3250.440O.5270.589O.142O.167O.215O.2440.2590.2460.2950.400O.479O.536 2214O.8l1.522.50.5390.663O.9511.211.44O.4230.520O.746O.9511.13O.177O.2120.286O.34l0.381O.361O.4350.598O.727O.828O.2
16、53O.3030.4080.487O.5440.3280.3960.543O.66lO.7532412O.811.522.5O.539O.6630.9511.2l1.44O.423O.520O.747O.9511.13O.134O.160O.213O.252O.2770.4030.4870.669O.815O.9280.224O.267O.3550.419O.462O.336O.406O.5570.6790.77425lOO.811.5O.523O.643O.921O.4110.505O.7230.09180.109O.1420.399O.4820.6600.184O.2170.284O.320O.386O.52822.51.171.39O.9201.09O.164O.178O.802O.910O.329O.3550.6420.7281511.522.5O.7431.071.371.64O.5830.84l1.081.29O.279O.3790.457O.5150.6260.8681.071.23O.372O.5050.609O.6870.501
