GBT6727XX客货运汽车用冷弯型钢尺寸外形重量及允许偏差Word下载.docx

1、图1 冷弯方形空心型钢H 长边；B 短边；t 壁厚。 图2 冷弯矩形空心型钢表1 冷弯方形空心型钢边长mm尺寸承诺偏差壁厚理论重量kg/m截面面积cm2惯性矩cm4惯性半径cm截面模数cm3扭转常数BtMAIx=Iyrx=rywx=wyIt,cm4Ct,cm3200.501.51.752.00.8260.9411.0501.0521.1991.3400.5830.6420.6920.7440.7320.720 0.6920.9851.1061.2150.880.981.06251.0611.3631.3521.5481.7361.2161.3571.4820.9480.9360.9230.97

2、31.0861.1861.9982.2612.5021.471.651.80302.53.01.2961.4901.6772.0322.3611.6521.8982.1362.5893.0082.1952.4702.7213.1543.5001.1521.1401.1281.1031.0781.4631.6461.8142.1022.3333.5554.0484.5115.3476.0602.212.492.753.203.58404.01.7672.0392.3052.8173.3034.1982.5252.5982.9363.5894.2085.4896.2376.9398.2139.32

3、011.0641.5611.5491.5371.5121.4881.4382.7443.1183.4694.1064.6605.5328.72810.00911.23813.53915.62819.1524.134.695.236.217.078.48502.2382.9333.6024.2455.4542.8523.2983.7364.5895.4086.94711.06512.64114.14616.94119.46323.7251.9691.9571.9451.9211.8971.8474.4265.0565.6586.7767.7859.49017.39520.02522.57827.

4、43631.97240.0476.657.608.5110.2211.7714.43600.605.03.5604.3875.1876.7108.1294.5405.5896.6088.54710.35625.12030.34035.13043.53950.4682.3502.3292.2562.2078.38010.11311.71014.51316.82239.81048.53956.89272.18885.56012.6015.2217.6521.9725.61700.655.1706.1297.9669.6996.5907.80810.14712.35649.40057.52272.1

5、0884.6022.7402.7142.6652.61614.10016.43420.60224.17278.50092.188117.975141.18321.2024.7431.1136.65800.707.0719.22211.2699.00811.74714.35687.838111.031131.4143.1223.0743.02521.95927.75732.853139.660179.808216.62833.0241.8449.68900.756.08.01310.47812.83915.09710.20813.34716.35619.232127.277161.907192.

6、903220.4203.5313.4823.4343.38528.28335.97942.86748.982201.108260.088314.896365.45242.5154.1764.7174.161000.8011.73414.40916.98111.94718.35621.632226.337271.071311.4153.8913.8423.79445.26754.21462.283361.213438.986511.55868.1081.7294.121200.9014.24617.54920.74918.14722.35626.432402.260485.441562.0944

7、.7084.6594.61167.04380.90693.683635.603776.632910.281100.75121.75141.22表2 矩形冷弯空心型钢边 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HIxIyrxryWxWyIt cm4Ct cm32.2527.5353.4151.8291.2313.0142.2767.5873.838.5663.8681.8151.2203.4262.5798.6824.359.5354.2911.8011.2083.8142.8619.7274.8411.2965.0501.7744.5183.36611.66

8、65.724.20612.8275.6961.7451.1635.1303.79713.4016.4915.2396.6821.6881.1176.0954.45516.2447.77 2.0032.5529.3006.6021.9081.6083.7203.30112.2385.242.3142.94810.6037.5181.8961.5964.2413.75914.0595.972.6193.33611.8408.3481.8831.5854.7364.19215.8176.6733.2104.08914.1219.9761.8581.5625.6484.98819.2227.9653.7754.80816.14911.3821.8331.5396.4605.69122.