矩形管外径(毫米)30*2040*2040*20*3050*2550*3060*3060*4070*5080*4080*6090*50100*50120*60120*80140*80160*80壁 厚（毫米）1.522.53理 论 重 量 （公斤/米）1.141.381.501.611.731.85-----------1.511.821.982.142.292.452.763.083.713.71---------------------1.862.262.452.652.853.043.433.834.614.61----------------------2.682.923.163.393.634.104.575.515.516.456.456.928.349.28---------------------4.204.755.306.406.407.507.508.059.7010.80----------------3.5-----4.775.406.037.287.288.8.9.1711.0512.3113.5615.4514.8217.3319.8421.7322.3624.87--------4--------8.168.169.579.5710.2812.4013.8115.2317.3416.19.4622.2924.4125.1227.94--------4.5--------9.039.0310.6010.6011.3813.7415.3116.8819.2318.4521.5924.7327.0827.8731.0134.1538.86------5-------------16.3918.2720.1622.9822.0425.8129.5832.4033.3537.1140.8846.5355.9555.9560.66---6---------------23.4126.7125.6130.0034.4037.7038.7943.1947.59.1865.1765.1770.67---7----------------30.4029.1434.1639.1942.94.2149.24.2661.8074.3674.3680.86.9286.9299.488------------------38.2943.9448.1849.6055.2560.9069.3883.5183.5190.5797.97.111.779------------------42.3948.6753.38.9561.2367.5176.9392.6392.63100.48108.33108.33124.0310---------------------60.2767.1874.0984.45101.72101.72110.36118.99118.99136.2611---------------------65.5673.1080.91.94110.78110.78120.20129.62129.62148.4612-----------------------87.1599.40119.81119.81130.01140.22140.22160.6313-----------------------93.63106.82128.80128.80139.79150.78150.78172.7614150*100-180*100-200*120-200*150-220*140-250*150-260*180-300*200-350*250-400*200-400*250-400*300-450*250-500*300-
