天津天南133-899-21077钢铁贸易有限公司方矩管规格重量理论表Q345方矩管20*20*1.20.75Q345方矩管50*30*2.53.02Q345方矩管50*30*33.6Q345方矩管40*40*22.29Q345方矩管50*32*22.2Q345方矩管40*40*2.53.02Q345方矩管50*35*2.53.32Q345方矩管40*40*44.68Q345方矩管55*38*22.8Q345方矩管50*50*2.53.81Q345方矩管60*40*2.53.81Q345方矩管50*50*34.44Q345方矩管60*40*34.44Q345方矩管50*50*45.74Q345方矩管60*40*45.74Q345方矩管60*60*2.54.52Q345方矩管70*50*47.02Q345方矩管60*60*35.38Q345方矩管80*60*37.09Q345方矩管60*60*47.02Q345方矩管80*60*48.22Q345方矩管70*70*48.22Q345方矩管80*60*510.25Q345方矩管70*70*510.2Q345方矩管90*40*2.55.19Q345方矩管80*80*49.96Q345方矩管90*60*510.47Q345方矩管80*80*613.85Q345方矩管100*60*37.3Q345方矩管100*100*411.65Q345方矩管100*60*49.16Q345方矩管100*100*823Q345方矩管120*120*414.16Q345方矩管100*60*4.514.41Q345方矩管160*160*4.519.2Q345方矩管160*80*4.515.84Q345方矩管220*80*627.1)