方鋼規(guī)格型號(hào)尺寸
發(fā)布時(shí)間:2025-11-02閱讀(1)
方鋼規(guī)格型號(hào)尺寸有15*15,20*20,25*25,30*30,35*35,40*40,45*45,50*50,55*55*(0.5-6),60*60,65*65,70*70,75*75,80*80,85*85,90*90,95*95,100*100,105*105,110*110,115*115,120*120,125*125,130*130*(1.5-10),140*140,150*150,160*160,170*170,180*180,190*190,200*200,210*210,220*220,230*230,240*240,250*250,260*260,270*270,280*280,290*290,300*300-500*500*(3-14)。(1)尺寸規(guī)格見(jiàn)表6—40-表6—45。表6-40冷拔無(wú)縫方形鋼管的尺寸規(guī)格基本尺寸截面面積F/cm2理論質(zhì)量G/(kg/m)慣性矩J
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