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发布日期：2024-04-09 浏览次数：
标准类型：IFI/美国
标准号：IFI 149-2000
单位：英寸（inch） 规格：3-1/4~6
| (inch) | P | ds max | ds min | e max | e min | k max | k min | s max | s min |
|---|---|---|---|---|---|---|---|---|---|
| 3-1/4 | 4 | 3.25 | 3.21 | 5.774 | 5.515 | 2.126 | 1.998 | 5 | 4.838 |
| 3-1/2 | 4 | 3.5 | 3.461 | 6.207 | 5.928 | 2.256 | 2.12 | 5.375 | 5.2 |
| 3-3/4 | 4 | 3.75 | 3.7109 | 6.64 | 6.341 | 2.447 | 2.303 | 5.75 | 5.562 |
| 4 | 4 | 4 | 3.9609 | 7.073 | 6.755 | 2.576 | 2.424 | 6.125 | 5.925 |
| 4-1/4 | 4 | 4.25 | 4.2228 | 7.506 | 7.168 | 2.768 | 2.608 | 6.5 | 6.288 |
| 4-1/2 | 4 | 4.5 | 4.4727 | 7.939 | 7.581 | 2.896 | 2.728 | 6.875 | 6.65 |
| 4-3/4 | 4 | 4.75 | 4.7227 | 8.372 | 7.994 | 3.088 | 2.912 | 7.25 | 7.012 |
| 5 | 4 | 5 | 4.9726 | 8.805 | 8.408 | 3.217 | 3.033 | 7.625 | 7.375 |
| 5-1/4 | 4 | 5.25 | 5.2226 | 9.238 | 8.821 | 3.408 | 3.216 | 8 | 7.738 |
| 5-1/2 | 4 | 5.5 | 5.4726 | 9.671 | 9.234 | 3.538 | 3.338 | 8.375 | 8.1 |
| 5-3/4 | 4 | 5.75 | 5.7225 | 10.104 | 9.647 | 3.729 | 3.521 | 8.75 | 8.462 |
| 6 | 4 | 6 | 5.9725 | 10.537 | 10.06 | 3.858 | 3.642 | 9.125 | 8.825 |
