| 扣環 | |||||
|---|---|---|---|---|---|
| 項目 | 標準牌號 | 單位 | 外徑 | 內徑 | 厚度 |
| CRTW | mm | 4 | 8.25 | 0.25 | |
| CRTW | mm | 5 | 10.2 | 0.25 | |
| CRTW | mm | 6 | 12.25 | 0.25 | |
| CRTW | mm | 8 | 14.25 | 0.3 | |
| CRTW | mm | 9 | 15.25 | 0.3 | |
| CRTW | mm | 10 | 16.3 | 0.3 | |
| CRTW | mm | 11 | 17.3 | 0.3 | |
| CRTW | mm | 10.5 | 18.3 | 0.4 | |
| CRTW | mm | 11 | 20.2 | 0.5 | |
| CRTW | mm | 13 | 22.35 | 0.5 | |
| CRTW | mm | 16 | 25.35 | 0.5 | |
| CRTW | mm | 17 | 26.4 | 0.5 | |
| CRTW | mm | 19 | 28.4 | 0.5 | |
| CRTW | mm | 21 | 30.4 | 0.5 | |
| CRTW | mm | 22.5 | 32.4 | 0.5 | |