| 扣環 | 截面 | 掛耳 | 孔徑 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 項目 | 標準牌號 | 單位 | 外徑 | 公差 | 厚度 | 公差 | 最大 | 值 | 值 |
| RTW | mm | 24.6 | 24.41~25.02 | 1.2 | 1.14~1.2 | 2.5 | 4.2 | 2 | |
| RTW | mm | 25.9 | 25.69~26.32 | 1.2 | 1.14~1.2 | 2.6 | 4.4 | 2 | |
| RTW | mm | 26.9 | 26.69~27.32 | 1.2 | 1.14~1.2 | 2.7 | 4.5 | 2 | |
| RTW | mm | 27.9 | 27.69~28.32 | 1.2 | 1.14~1.2 | 2.8 | 4.7 | 2 | |
| RTW | mm | 29.1 | 28.89~29.52 | 1.2 | 1.14~1.2 | 2.9 | 4.7 | 2 | |
| RTW | mm | 30.1 | 29.85~30.6 | 1.2 | 1.14~1.2 | 2.9 | 4.8 | 2 | |
| RTW | mm | 31.1 | 30.85~31.6 | 1.2 | 1.14~1.2 | 3 | 4.8 | 2 | |
| RTW | mm | 32.1 | 31.85~32.6 | 1.2 | 1.14~1.2 | 3 | 4.8 | 2 | |
| RTW | mm | 33.4 | 33.15~33.9 | 1.2 | 1.14~1.2 | 3.1 | 5.2 | 2.5 | |
| RTW | mm | 34.4 | 34.15~34.9 | 1.2 | 1.14~1.2 | 3.2 | 5.4 | 2.5 | |
| RTW | mm | 35.5 | 35.25~36 | 1.2 | 1.14~1.2 | 3.3 | 5.4 | 2.5 | |
| RTW | mm | 36.5 | 36.25~37 | 1.5 | 1.44~1.5 | 3.3 | 5.4 | 2.5 | |
| RTW | mm | 37.8 | 37.55~38.3 | 1.5 | 1.44~1.5 | 3.4 | 5.4 | 2.5 | |
| RTW | mm | 38.8 | 38.55~39.3 | 1.5 | 1.44~1.5 | 3.5 | 5.4 | 2.5 | |
| RTW | mm | 39.8 | 39.55~40.3 | 1.5 | 1.44~1.5 | 3.6 | 5.5 | 2.5 | |