| 螺距 P | 收尾 x （max） |
肩距 a (max) |
|||
| 一般 | 短的 | 一般 | 长的 | 短的 | |
| 0.2 | 0.5 | 0.25 | 0.6 | 0.8 | 0.4 |
| 0.25 | 0.6 | 0.3 | 0.75 | 1 | 0.5 |
| 0.3 | 0.75 | 0.4 | 0.9 | 1.2 | 0.6 |
| 0.35 | 0.9 | 0.45 | 1.05 | 1.4 | 0.7 |
| 0.4 | 1 | 0.5 | 1.2 | 1.6 | 0.8 |
| 0.45 | 1.1 | 0.6 | 1.35 | 1.8 | 0.9 |
| 0.5 | 1.25 | 0.7 | 1.5 | 2 | 1 |
| 0.6 | 1.5 | 0.75 | 1.8 | 2.4 | 1.2 |
| 0.7 | 1.75 | 0.9 | 2.1 | 2.8 | 1.4 |
| 0.75 | 1.9 | 1 | 2.25 | 3 | 1.5 |
| 0.8 | 2 | 1 | 2.4 | 3.2 | 1.6 |
| 1 | 2.5 | 1.25 | 3 | 4 | 2 |
| 1.25 | 3.2 | 1.6 | 4 | 5 | 2.5 |
| 1.5 | 3.8 | 1.9 | 4.5 | 6 | 3 |
| 1.75 | 1.3 | 2.2 | 5.3 | 7 | 3.5 |
| 2 | 5 | 2.5 | 6 | 8 | 4 |
| 2.5 | 6.3 | 3.2 | 7.5 | 10 | 5 |
| 3 | 7.5 | 3.8 | 9 | 12 | 6 |
| 3.5 | 9 | 4.5 | 10.5 | 14 | 7 |
| 4 | 10 | 5 | 12 | 16 | 8 |
| 4.5 | 11 | 5.5 | 13.5 | 18 | 9 |
| 5 | 12.5 | 6.3 | 15 | 20 | 10 |
| 5.5 | 14 | 7 | 16.5 | 22 | 11 |
| 6 | 15 | 7.5 | 18 | 24 | 12 |
| 参考值 | ≈2.5 P | ≈1.25 P | ≈3 P | =4 P | =2 P |
| 螺距 P | g2 |
g1 |
dg | r |
（max） |
（min） |
≈ |
||
| 0.25 | 0.75 | 0.4 | d-0.4 | 0.12 |
| 0.3 | 0.9 | 0.5 | d-0.5 | 0.16 |
| 0.35 | 1.05 | 0.6 | d-0.6 | 0.16 |
| 0.4 | 1.2 | 0.6 | d-0.7 | 0.2 |
| 0.45 | 1.35 | 0.7 | d-0.7 | 0.2 |
| 0.5 | 1.5 | 0.8 | d-0.8 | 0.2 |
| 0.6 | 1.8 | 0.9 | d-1 | 0.4 |
| 0.7 | 2.1 | 1.1 | d-1.1 | 0.4 |
| 0.75 | 2.25 | 1.2 | d-1.2 | 0.4 |
| 0.8 | 2.4 | 1.3 | d-1.3 | 0.4 |
| 1 | 3 | 1.6 | d-1.6 | 0.6 |
| 1.25 | 3.75 | 2 | d-2 | 0.6 |
| 1.5 | 4.5 | 2.5 | d-2.3 | 0.8 |
| 1.75 | 5.25 | 3 | d-2.6 | 1 |
| 2 | 6 | 3.4 | d-3 | 1 |
| 2.5 | 7.5 | 4.4 | d-3.6 | 1.2 |
| 3 | 9 | 5.2 | d-4.4 | 1.6 |
| 3.5 | 10.5 | 6.2 | d-5 | 1.6 |
| 4 | 12 | 7 | d-5.7 | 2 |
| 4.5 | 13.5 | 8 | d-6.4 | 2.5 |
| 5 | 15 | 9 | d-7 | 2.5 |
| 5.5 | 17.5 | 11 | d-7.7 | 3.2 |
| 6 | 18 | 11 | d-8.3 | 3.2 |
| 参考值 | ≈3 P | / | / | / |
1. d 为螺纹公称直径代号。
2. dg 公差为：h13 ( d > 3mm )；
h12 ( d ≤ 3mm )。
| 螺距 P | 收尾 X | 肩距 A | ||
| max | ||||
| 一般 | 短的 | 一般 | 长的 | |
| 0.2 | 0.8 | 0.4 | 1.2 | 1.6 |
| 0.25 | 1 | 0.5 | 1.5 | 2 |
| 0.3 | 1.2 | 0.6 | 1.8 | 2.4 |
| 0.35 | 1.4 | 0.7 | 2.2 | 2.8 |
| 0.4 | 1.6 | 0.8 | 2.5 | 3.2 |
| 0.45 | 1.8 | 0.9 | 2.8 | 3.6 |
| 0.5 | 2 | 1 | 3 | 4 |
| 0.6 | 2.4 | 1.2 | 3.2 | 4.8 |
| 0.7 | 2.8 | 1.4 | 3.5 | 5.6 |
| 0.75 | 3 | 1.5 | 3.8 | 6 |
| 0.8 | 3.2 | 1.6 | 4 | 6.4 |
| 1 | 4 | 2 | 5 | 8 |
| 1.25 | 5 | 2.5 | 6 | 10 |
| 1.5 | 6 | 3 | 7 | 12 |
| 1.75 | 7 | 3.5 | 9 | 14 |
| 2 | 8 | 4 | 10 | 16 |
| 2.5 | 10 | 5 | 12 | 18 |
| 3 | 12 | 6 | 14 | 22 |
| 3.5 | 14 | 7 | 16 | 24 |
| 4 | 16 | 8 | 18 | 26 |
| 4.5 | 18 | 9 | 21 | 29 |
| 5 | 20 | 10 | 23 | 32 |
| 5.5 | 22 | 11 | 25 | 35 |
| 6 | 24 | 12 | 28 | 38 |
| 参考值 | = 4P |
= 2P |
≈ 6~5P |
≈ 8~6.5P |
| 螺距 P | G1 | Dg | R |
|
| 一般 | 短的 | ≈ |
||
| 0.5 | 2 | 1 | D+0.3 | 0.2 |
| 0.6 | 2.4 | 1.2 | 0.3 | |
| 0.7 | 2.8 | 1.4 | 0.4 | |
| 0.75 | 3 | 1.5 | 0.4 | |
| 0.8 | 3.2 | 1.6 | 0.4 | |
| 1 | 4 | 2 | D+0.5 | 0.5 |
| 1.25 | 5 | 2.5 | 0.6 | |
| 1.5 | 6 | 3 | 0.8 | |
| 1.75 | 7 | 3.5 | 0.9 | |
| 2 | 8 | 4 | 1 | |
| 2.5 | 10 | 5 | 1.2 | |
| 3 | 12 | 6 | 1.5 | |
| 3.5 | 14 | 7 | 1.8 | |
| 4 | 16 | 8 | 2 | |
| 4.5 | 18 | 9 | 2.2 | |
| 5 | 20 | 10 | 2.5 | |
| 5.5 | 22 | 11 | 2.8 | |
| 6 | 24 | 12 | 3 | |
| 参考值 | = 4P | = 2P | / | ≈0.5 P |
1. “短”退刀槽仅在结构受限制时采用。
2. Dg 公差为 H13。
3. D 为螺纹公称直径代号。
