扫一扫咨询详情
全国咨询热线：
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扫一扫咨询详情
全国咨询热线：
18661069357联系热线
单位：英寸（inch）
| (inch) | P | c max | b1 min | b1 max | ds max | ds min |
|---|---|---|---|---|---|---|
| 1/4 | 20 | 0.1 | 0.35 | 0.4 | 0.25 | 0.241 |
| 5/16 | 18 | 0.111 | 0.44 | 0.498 | 0.3125 | 0.303 |
| 3/8 | 16 | 0.125 | 0.532 | 0.594 | 0.375 | 0.364 |
| 7/16 | 14 | 0.143 | 0.62 | 0.692 | 0.4375 | 0.426 |
| 1/2 | 13 | 0.154 | 0.708 | 0.792 | 0.5 | 0.488 |
| 9/16 | 12 | 0.167 | 0.802 | 0.896 | 0.5625 | 0.55 |
| 5/8 | 11 | 0.182 | 0.892 | 0.983 | 0.625 | 0.611 |
| 3/4 | 10 | 0.2 | 1.075 | 1.175 | 0.75 | 0.735 |
| 7/8 | 9 | 0.222 | 1.258 | 1.368 | 0.875 | 0.859 |
| 1 | 8 | 0.25 | 1.438 | 1.562 | 1 | 0.983 |
| 1-1/8 | 7|8 | 0.286 | 1.625 | 1.75 | 1.125 | 1.106 |
| 1-1/4 | 7|8 | 0.286 | 1.813 | 1.938 | 1.25 | 1.231 |
| 1-3/8 | 6 | 0.333 | 2 | 2.125 | 1.375 | 1.354 |
| 1-1/2 | 6 | 0.333 | 2.188 | 2.313 | 1.5 | 1.479 |
| 1-3/4 | 5 | 0.4 | 2.563 | 2.688 | 1.75 | 1.727 |
| 2 | 4.5 | 0.444 | 2.925 | 3.075 | 2 | 1.975 |
| 2-1/4 | 4.5 | 0.444 | 3.3 | 3.45 | 2.25 | 2.225 |
| 2-1/2 | 4 | 0.5 | 3.675 | 3.825 | 2.5 | 2.473 |
| 2-3/4 | 4 | 0.5 | 4.05 | 4.2 | 2.75 | 2.723 |
| 3 | 4 | 0.5 | 4.425 | 4.575 | 3 | 2.973 |
| 3-1/4 | 4 | 0.5 | 4.775 | 4.975 | 3.25 | 3.223 |
| 3-1/2 | 4 | 0.5 | 5.15 | 5.35 | 3.5 | 3.473 |
| 3-3/4 | 4 | 0.5 | 5.525 | 5.725 | 3.75 | 3.723 |
| 4 | 4 | 0.5 | 5.9 | 6.1 | 4 | 3.973 |
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