| 周长(mm) | 内径(mm) | 美码 | 国码 | 港码 | 日本码 | 欧码 |
|---|---|---|---|---|---|---|
| 39.4 | 12.6 | 0 | 1 | - | 1 | 38 |
| 41.0 | 13.1 | 1 | 2 | A | 2 | 40 |
| 41.8 | 13.3 | 1.5 | 2.5 | A½ | 3 | 41 |
| 42.6 | 13.6 | 2 | 3 | B | 4 | 42 |
| 43.4 | 13.8 | 2.5 | 3.5 | B½ | 5 | 43 |
| 44.2 | 14.0 | 3 | 13 | 4 | 4 | 44 |
| 45.8 | 14.5 | 3.5 | 13.5 | 5 | 5 | 45 |
| 47.4 | 15.0 | 4 | 14 | 6 | 6 | 47 |
| 49.0 | 15.5 | 4.5 | 14.5 | 7 | 7 | 48 |
| 50.6 | 16.0 | 5 | 15 | 8 | 8 | 50 |
| 52.2 | 16.5 | 5.5 | 15.5 | 9 | 9 | 51 |
| 53.8 | 17.0 | 6 | 16 | 10 | 10 | 53 |
| 55.4 | 17.5 | 6.5 | 16.5 | 11 | 11 | 54 |
| 57.0 | 18.0 | 7 | 17 | 12 | 12 | 56 |
| 58.6 | 18.5 | 7.5 | 17.5 | 13 | 13 | 57 |
| 60.2 | 19.0 | 8 | 18 | 14 | 14 | 59 |
| 61.8 | 19.5 | 8.5 | 18.5 | 15 | 15 | 60 |
| 63.4 | 20.0 | 9 | 19 | 16 | 16 | 62 |
| 65.0 | 20.5 | 9.5 | 19.5 | 17 | 17 | 63 |
| 66.6 | 21.0 | 10 | 20 | 18 | 18 | 65 |
| 68.2 | 21.5 | 10.5 | 20.5 | 19 | 19 | 66 |
| 69.8 | 22.0 | 11 | 21 | 20 | 20 | 68 |
| 71.4 | 22.5 | 11.5 | 21.5 | 21 | 21 | 69 |
| 73.0 | 23.0 | 12 | 22 | 22 | 22 | 71 |
| 74.6 | 23.5 | 12.5 | 22.5 | 23 | 23 | 72 |
| 76.2 | 24.0 | 13 | 23 | 24 | 24 | 74 |
| 77.8 | 24.5 | 13.5 | 23.5 | 25 | 25 | 75 |
| 79.4 | 25.0 | 14 | 24 | 26 | 26 | 77 |
| 80.0 | 25.5 | 14.5 | 24.5 | 27 | 27 | 78 |