无缝钢管规格型号表大全无缝管12*1-1
5无缝管70*4
5-5-6-7-8-9-10-12-15-16无缝管245*8-10-14-17-20-22-30-40无缝管14*1
5-3无缝管73*4-4
5-5-6-7-8-9-10-12-15无缝管273*7-8-10-16-18-20-25-30-45-60无缝管16*1
5-3无缝管78*4-4
5-5-6-7-8-9-10-12-14无缝管299*8-12-20-35-50无缝管18*2-3-4-5无缝管83*4
5-6-10-12-14-16-18-20无缝管335*8-12-14-18-22-25-45-60无缝管20*2-2
5-3-6无缝管89*4
5-6-10-12-14-16-18-20无缝管355*8-10-20-25-30-40-52无缝管24*2
5-3-4-5-6无缝管95*4
5-8-10-12-14-16-20无缝管377*8-12-16-20-24-28无缝管25*2
5-3-4-5-6无缝管102*4
5-5-7-8-10-12-14-16-18-30无缝管402*10-15-20-25-30-35-40无缝管28*3-3
5-4-5-6无缝管108*4
5-5-7-8-10-12-14-18-20-22无缝管406*10-20-25-28-35-40无缝管32*3
5-4-5-6-8无缝管114*4
5-5-6-7-10-12-16-18-20无缝管428*10-12-14-16-20-25-30-35-40无缝管34*4-5-6-8无缝管121*4
5-5-6-7-8-10-12-14-16-18-20无缝管480*10-12-14-16-18-20-25-30-40-50无缝管36*3
5-5-6-8无缝管127*4
5-5-6-7-8-10-12-14-1