| 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 | 30.5 | 30~30.75 | 1.5 | 1.44~1.5 | 3.7 | 5.2 | 2.5 | |
| STW | mm | 31.5 | 31~31.75 | 1.5 | 1.44~1.5 | 3.8 | 5.4 | 2.5 | |
| STW | mm | 32.2 | 31.7~32.45 | 1.5 | 1.44~1.5 | 3.9 | 5.6 | 2.5 | |
| STW | mm | 33.2 | 32.7~33.45 | 1.75 | 1.69~1.75 | 4 | 5.6 | 2.5 | |
| STW | mm | 34.2 | 33.7~34.45 | 1.75 | 1.69~1.75 | 4.1 | 5.7 | 2.5 | |
| STW | mm | 35.2 | 34.7~35.45 | 1.75 | 1.69~1.75 | 4.2 | 5.8 | 2.5 | |
| STW | mm | 36 | 35.5~36.25 | 1.75 | 1.69~1.75 | 4.3 | 5.9 | 2.5 | |
| STW | mm | 36.5 | 35.6~36.89 | 1.75 | 1.69~1.75 | 4.4 | 6 | 2.5 | |
| STW | mm | 37.5 | 36.6~37.89 | 1.75 | 1.69~1.75 | 4.5 | 6.2 | 2.5 | |
| STW | mm | 38.5 | 37.6~38.89 | 1.75 | 1.69~1.75 | 4.5 | 6.5 | 2.5 | |
| STW | mm | 40.5 | 39.6~40.89 | 1.75 | 1.69~1.75 | 4.6 | 6.6 | 2.5 | |
| STW | mm | 41.5 | 40.6~41.89 | 1.75 | 1.69~1.75 | 4.7 | 6.7 | 2.5 | |
| STW | mm | 42.5 | 41.6~42.89 | 1.75 | 1.69~1.75 | 4.8 | 6.7 | 2.5 | |
| STW | mm | 43.5 | 42.6~43.89 | 1.75 | 1.69~1.75 | 4.9 | 6.8 | 2.5 | |
| STW | mm | 44.5 | 43.6~44.89 | 1.75 | 1.69~1.75 | 5 | 6.9 | 2.5 | |