| 扣環 | 截面 | 掛耳 | 孔徑 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 項目 | 標準牌號 | 單位 | 內徑 | 公差 | 厚度 | 公差 | 最大 | 值 | 值 |
| STW | mm | 16.5 | 16.14~16.6 | 1.2 | 1.14~1.2 | 2.4 | 3.9 | 2 | |
| STW | mm | 17.5 | 17.14~17.6 | 1.2 | 1.14~1.2 | 2.5 | 3.9 | 2 | |
| STW | mm | 18.5 | 18.08~18.63 | 1.2 | 1.14~1.2 | 2.6 | 4 | 2 | |
| STW | mm | 19.5 | 19.08~19.63 | 1.2 | 1.14~1.2 | 2.7 | 4.1 | 2 | |
| STW | mm | 20.5 | 20.08~20.63 | 1.2 | 1.14~1.2 | 2.8 | 4.2 | 2 | |
| STW | mm | 21.5 | 21.08~21.63 | 1.2 | 1.14~1.2 | 2.9 | 4.3 | 2 | |
| STW | mm | 22.2 | 21.78~22.41 | 1.2 | 1.14~1.2 | 3 | 4.4 | 2 | |
| STW | mm | 23.2 | 22.78~23.41 | 1.2 | 1.14~1.2 | 3 | 4.4 | 2 | |
| STW | mm | 24.2 | 23.78~24.41 | 1.2 | 1.14~1.2 | 3.1 | 4.5 | 2 | |
| STW | mm | 24.9 | 24.48~25.11 | 1.2 | 1.14~1.2 | 3.1 | 4.6 | 2 | |
| STW | mm | 25.9 | 25.48~26.11 | 1.5 | 1.44~1.5 | 3.2 | 4.7 | 2 | |
| STW | mm | 26.9 | 26.48~27.11 | 1.5 | 1.44~1.5 | 3.4 | 4.8 | 2 | |
| STW | mm | 27.9 | 27.48~28.11 | 1.5 | 1.44~1.5 | 3.5 | 5 | 2 | |
| STW | mm | 28.6 | 28.18~28.81 | 1.5 | 1.44~1.5 | 3.5 | 5.1 | 2.5 | |
| STW | mm | 29.6 | 29.18~29.81 | 1.5 | 1.44~1.5 | 3.6 | 5.2 | 2.5 | |