20G无缝钢管规格表

14×1.5-2.5-3 70×4-4.5-5-6-7-8-9-10-12-15-16 203×6-7-10-15-20-25-30
16×1.5-2.5-4 73×4-4.5-5-6-7-8-9-10-12-15 203×32-36-40-45-50
18×2.3-4-5 76×4-4.5-5-6-7-8-9-10-12-14 219×6-8-12-16-18-20-25
20×2.5-3-5 83×4.5-5-10-12-14-16-18-20 219×30-40-45-50-55
24×2.5-3-4-5-6 89×4.5-8-10-12-14-16-18-20 219×55-58-60-65-70
25×2.5-3-4-5-6 95×4.5-6-8-10-12-14-16-20 245×8-10-14-17-20-22
28×3-3.5-4-5-6 102×4.5-5-6-7-8-10-12-14-16-20 245×25-28-30-34-40
32×3.5-4-5-6-8