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 20#石油裂化用无缝钢管常用无缝钢管规格表 
60×3-3.5-4-5-6-8-10-12-14-16-18  | 
| 63.5×4-5-6-8-10-12-14-16-18 | 
| 65×4-5-6-8-10-12-14-16-18 | 
| 68×4-5-6-8-10-12-14-16-18-20 | 
| 70×4-5-6-8-10-12-14-16-18-20 | 
| 73×4-6-8-10-12-14-16-18-20-22-24 | 
| 76×6-8-10-12-14-16-18-20-22-24-26 | 
| 80×4-5-6-8-10-12-14-16-18-20-22-24-26 | 
| 83×4-5-6-8-10-12-14-16-18-20-22-24-26 | 
| 85×4-5-6-8-10-12-14-16-18-20-22-24 | 
| 89×6-8-10-12-14-16-18-20-22-24-26 | 
| 95×6-8-10-12-14-16-18-20-22-24-25 | 
| 102×4-4.5-5-6-8-9-10-20 | 
| 102×12-14-16-18-22-25-26 | 
| 108×4-4.5-5-6-7-8-10-26-30 | 
| 108×12-14-16-18-20-22-25-28 | 
| 114×4-5-8-10-12-14-16-18 | 
| 114×20-22-25-28-30-40 | 
| 121×4.5-5-6-8-10-12-14-16-18 | 
| 121×20-22-25-28-30-40 | 
| 127×4.5-6-8-10-12-28-42 | 
| 127×14-16-18-20-22-25-30 | 
| 133×4.5-6-8-10-12-25-45 | 
| 133×14-16-18-20-24-30 | 
| 140×5-6-8-10-12-15-42 | 
| 140×16-18-20-24-26-28-30 | 
| 146×4.5-5-6-8-10-12-44 | 
| 146×15-17-18-20-22-24-30 | 
| 152×4.5-5-6-8-10-12-14-45 | 
| 152×16-18-20-24-26-30-40 | 
| 159×4.5-6-8-10-12-14-50 | 
| 159×16-18-20-22-25-27-30 | 
| 168×5-6-8-10-12-14-30-35 | 
| 168×16-18-20-24-26-38-40-55 | 
| 180×6-8-10-12-14-16-18-20-22-24-26 | 
| 180×28-30-35-36-40-45-50-55-60 | 
| 194×6-8-10-12-14-16-18-20-22-25-28 | 
| 194×30-35-34-36-40-42-45-50-55-60 | 
| 203×7-8-9-10-12-14-16-18-20-22-24-28-30 | 
| 203×32-35-38-40-45-50-55-60-65 | 
| 219×7-10-12-14-16-18-20-22-25-28-30 | 
| 219×32-35-38-40-42-45-48-50-90 | 
| 225×10-16-20-25-30-35-40-50-70 | 
| 245×8-10-12-14-16-18-20-22-25-28 | 
| 245×30-32-35-38-40-45-50-60-90 | 
| 250×10-12-18-20-25-30-35-40-50 | 
| 265×10-14-18-20-25-30-35-40-50-60 | 
| 273×8-10-12-14-16-18-20-25-30-35 | 
| 273×38-40-45-48-50-55-60-80 | 
| 298×8-10-12-14-18-20-22-25-30-35 | 
| 299×9-10-12-14-16-18-20-22-24-26-28 | 
| 299×30-35-40-45-50-55-60-65-80 | 
| 310/320×20-30-50-60-80-100 | 
| 325×8-10-12-14-16-18-20-22-25-28-30 | 
| 325×35-40-45-50-54-60-65-70-80-100 | 
| 351×8-10-12-14-16-18-20-22-25-28-30 | 
| 351×35-40-45-50-54-60-65-70-80-100 | 
| 377×8-10-12-14-16-18-20-22-25-28-30 | 
| 377×35-40-45-50-54-60-65-70-80-100 | 
| 402-406×10-12-14-16-18-20-22-25-28-30-32 | 
| 402-406×35-40-45-50-54-60-65-68-90-110- | 
| 426×10-12-14-16-18-20-22-25-28-30-32 | 
| 426×35-40-45-50-54-60-65-70-80 | 
| 450×10-12-14-16-18-20-22-25-28-30-32 | 
| 450×35-40-45-50-54-60-65-75 | 
| 460×10-12-14-16-18-20-22-25-28-30-32 | 
| 460×35-40-45-50-54-60-65-75-90 | 
| 480×12-14-16-18-20-22-25-28-30-35-40 | 
| 480×42-45-50-55-60-65-70-80-90 | 
| 500/510×12-14-16-18-20-22-25-28-30 | 
| 500/510×35-40-48-50-55-60-70-110 | 
| 520/530×12-14-16-18-20-25-30-35-40 | 
| 520/530×45-50-60-80-90-100-120-130 | 
| 550/580×14-16-20-22-25-30-35-40 | 
| 550/580×45-50-60-65-70-80-90-100 | 
| 610/660×10-12-14-18-20-25-30-35-40-45 | 
| 610/660×50-55-60-68-75-82-90-126 | 
| 630/650×10-12-14-16-20-25 | 
| 630/650×30-35-40-45-50-60-70 | 
| 680/710×14-16-20-22-23-30-35 | 
| 680/710×40-45-50-60-75-80 |