| 內徑 | 外徑 | 管厚(mm) | |
|---|---|---|---|
| 10G | 2.81 | 3.41 | 0.3 |
| 11G | 2.42 | 3.02 | 0.3 |
| 12G | 2.15 | 2.75 | 0.3 |
| 13G | 2.00 | 2.40 | 0.2 |
| 14G | 1.60 | 2.00 | 0.2 |
| 15G | 1.40 | 1.80 | 0.2 |
| 16G | 1.37 | 1.67 | 0.15 |
| 17G | 1.17 | 1.47 | 0.15 |
| 18G | 0.96 | 1.26 | 0.15 |
| 19G | 0.77 | 1.07 | 0.15 |
| 20G | 0.60 | 0.90 | 0.15 |
| 21G | 0.52 | 0.82 | 0.15 |
| 22G | 0.42 | 0.72 | 0.15 |
| 23G | 0.33 | 0.63 | 0.15 |
| 24G | 0.31 | 0.55 | 0.12 |
| 25G | 0.26 | 0.50 | 0.12 |
| 26G | 0.21 | 0.45 | 0.12 |
| 27G | 0.17 | 0.40 | 0.12 |