| 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 | 62.5 | 61.4~62.96 | 2.5 | 2.43~2.5 | 6.4 | 10.2 | 3 | |
| STW | mm | 63.5 | 62.4~63.96 | 2.5 | 2.43~2.5 | 6.5 | 10.2 | 3 | |
| STW | mm | 65.5 | 64.4~65.96 | 2.5 | 2.43~2.5 | 6.6 | 10.2 | 3 | |
| STW | mm | 70.5 | 69.4~70.96 | 2.5 | 2.43~2.5 | 7 | 10.2 | 3 | |
| STW | mm | 74.5 | 73.4~74.96 | 2.5 | 2.43~2.5 | 7.4 | 10.2 | 3 | |
| STW | mm | 79.5 | 78.4~79.96 | 3 | 2.92~3 | 7.8 | 10.2 | 3.5 | |
| STW | mm | 84.5 | 83.2~85.04 | 3 | 2.92~3 | 8.2 | 10.2 | 3.5 | |
| STW | mm | 89.5 | 88.2~90.04 | 3 | 2.92~3 | 8.6 | 10.2 | 3.5 | |
| STW | mm | 94.5 | 93.2~95.04 | 3 | 2.92~3 | 9 | 10.2 | 3.5 | |
| STW | mm | 103 | 101.7~103.54 | 4 | 3.9~4 | 9.6 | 12.2 | 3.5 | |
| STW | mm | 113 | 111.7~113.54 | 4 | 3.9~4 | 10.1 | 14.2 | 3.5 | |
| STW | mm | 123 | 121.7~123.54 | 4 | 3.9~4 | 10.7 | 14.2 | 4 | |
| STW | mm | 133 | 131.7~133.54 | 4 | 3.9~4 | 11.2 | 14.2 | 4 | |
| STW | inch | 0.579 | 0.565~0.582 | 0.039 | 0.038~0.039 | 0.091 | 0.138 | 0.067 | |
| STW | inch | 0.618 | 0.604~0.622 | 0.039 | 0.038~0.039 | 0.094 | 0.142 | 0.067 | |