精选优质文档-倾情为你奉上最新常用厚壁无缝钢管规格表大全常用厚壁无缝钢管规格表 (一）6*1-1.5-2.5 70*4.5-5-6-7-8-9-10-12-15-16 245*8-10-14-17-20-22-30-40 14*1.5-2.5-3 73*4-4.5-5-6-7-8-9-10-12-15 273*7-8-10-16-18-20-25-30-45-60 16*1.5-2.5-3 78*4-4.5-5-6-7-8-9-10-12-14 299*8-12-20-35-50 18*2-3-4-5 83*4.5-6-10-12-14-16-18-20 335*8-12-14-18-22-25-45-60 20*2-2.5-3-6 89*4.5-6-10-12-14-16-18-20 355*8-10-20-25-30-40-52 24*2.5-3-4-5-6 95*4.5-8-10-12-14-16-20 377*8-12-16-20-24-28 25*2.5-3-4-5-6 102*4
