供应方矩管

公司能生产各种规格方管,矩形管,椭圆管,异形管等. 16*16,20*20,25*25,30*30,35*35,38*38,40*40,45*45,50*50,60*60,70*70,75*75,80*80,85*85,90*90,95*95,100*100,105*105,110*110,120*120,130,130,135*135,140*140,150*150,160*160,175*175,180*180,190*190,200*200,220*220,240*240, 260*260,280*280,300*300,320*320,340*340,360*360,380*380,400*400,410*410,420*420,425*425,445*445450*450,480*480,490*490,500*500,250*250,