扫一扫咨询详情
全国咨询热线：
18661069357
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 | 0.241 | 0.213 |
| 5/16 | 18 | 0.111 | 0.44 | 0.498 | 0.303 | 0.271 |
| 3/8 | 16 | 0.125 | 0.532 | 0.594 | 0.364 | 0.329 |
| 7/16 | 14 | 0.143 | 0.62 | 0.692 | 0.426 | 0.385 |
| 1/2 | 13 | 0.154 | 0.708 | 0.792 | 0.488 | 0.444 |
| 9/16 | 12 | 0.167 | 0.802 | 0.896 | 0.55 | 0.502 |
| 5/8 | 11 | 0.182 | 0.892 | 0.983 | 0.611 | 0.559 |
| 3/4 | 10 | 0.2 | 1.075 | 1.175 | 0.735 | 0.677 |
| 7/8 | 9 | 0.222 | 1.258 | 1.368 | 0.859 | 0.795 |
| 1 | 8 | 0.25 | 1.438 | 1.562 | 0.983 | 0.91 |
| 1-1/8 | 7 | 0.286 | 1.625 | 1.75 | 1.106 | 1.023 |
| 1-1/4 | 7 | 0.286 | 1.813 | 1.938 | 1.231 | 1.148 |
| 1-3/8 | 6 | 0.333 | 2 | 2.125 | 1.354 | 1.256 |
| 1-1/2 | 6 | 0.333 | 2.188 | 2.313 | 1.479 | 1.381 |
| 1-3/4 | 5 | 0.4 | 2.563 | 2.688 | 1.727 | 1.609 |
| 2 | 4.5 | 0.444 | 2.925 | 3.075 | 1.975 | 1.843 |
| 2-1/4 | 4.5 | 0.444 | 3.3 | 3.45 | 2.225 | 2.093 |
| 2-1/2 | 4 | 0.5 | 3.675 | 3.825 | 2.473 | 2.324 |
| 2-3/4 | 4 | 0.5 | 4.05 | 4.2 | 2.723 | 2.574 |
| 3 | 4 | 0.5 | 4.425 | 4.575 | 2.973 | 2.824 |
| 3-1/4 | 4 | 0.5 | 4.775 | 4.975 | 3.223 | 3.073 |
| 3-1/2 | 4 | 0.5 | 5.15 | 5.35 | 3.473 | 3.323 |
| 3-3/4 | 4 | 0.5 | 5.525 | 5.725 | 3.723 | 3.573 |
| 4 | 4 | 0.5 | 5.9 | 6.1 | 3.973 | 3.823 |
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