
| 外徑D /mm | 壁厚S /mm | 理論質量 /(kg/m) | 允許偏差/mm | ||||
| 外  徑 | 壁  厚 | 同截面 壁厚差 | |||||
| 普通級 | 較高級 | 普通級 | 較高級 | ||||
| 63.5 | 3.2 | 4.76 | ±0.50 | ±0.30 | ±0.32 | ±0.24 | ≤7.5% | 
| 4.5 | 6.55 | ±0.45 | ±0.34 | ||||
| 76.0 | 3.2 | 5.74 | ±0.50 | ±0.30 | 土0.32 | ±0.24 | |
| 4.5 | 7.93 | ±0.45 | ±0.34 | ||||
| 89.0 | 3.2 | 6.77 | ±0.60 | ±0.40 | ±0.32 | ±0.24 | |
| 4.5 | 9.38 | ±0.45 | ±0.34 | ||||
| 108.0 | 3.2 | 8.27 | ±0.70 | ±0.40 | 士0.32 | ±0.24 | |
| 4.5 | 11.49 | ±0.45 | ±0.34 | ||||
| 133.0 | 4.5 | 14.26 | ±0.80 | ±0.60 | ±0.45 | ±0.34 | |
| 5.0 | 15.78 | ±0.50 | ±0.38 | ||||
| 159.0 | 4.5 | 17.14 | ±0.90 | ±0.60 | ±0.45 | ±0.34 | |
| 5.0 | 18.99 | ±0.50 | ±0.38 | ||||
| 6.0 | 22.64 | ±0.60 | ±0.45 | ||||
| 194.0 | 5.0 | 23.30 | ±1.0 | ±0.80 | ±0.50 | ±0.38 | |
| 6.0 | 27.32 | ±1.0 | ±0.80 | ±0.60 | ±0.45 | ||
| 219.0 | 5.0 | 26.39 | ±1.1 | ±0.80 | ±0.50 | ±0.38 | |
| 6.0 | 31.52 | ±0.60 | ±0.45 | ||||