![[pics:title]](/static/upload/image/20230118/1674024138211306.png)
| 螺纹规格 | M16 | M20 | (M22) | M24 | (M27) | M30 | |
| d | |||||||
| P | 螺距 | 2 | 2.5 | 2.5 | 3 | 3 | 3.5 |
| da | 最大值 | 18.83 | 24.4 | 26.4 | 28.4 | 32.84 | 35.84 |
| ds | 最大值 | 16.43 | 20.52 | 22.52 | 24.52 | 27.84 | 30.84 |
| 最小值 | 15.57 | 19.48 | 21.48 | 23.48 | 26.16 | 29.16 | |
| dw | 最小值 | 27.9 | 34.5 | 38.5 | 41.5 | 42.8 | 46.5 |
| dk | 最大值 | 30 | 37 | 41 | 44 | 50 | 55 |
| k | 公称 | 10 | 13 | 14 | 15 | 17 | 19 |
| 最大值 | 10.75 | 13.9 | 14.9 | 15.9 | 17.9 | 20.05 | |
| 最小值 | 9.25 | 12.1 | 13.1 | 14.1 | 16.1 | 17.95 | |
| k1 | 最小值 | 12 | 14 | 15 | 16 | 17 | 18 |
| k2 | 最大值 | 17 | 19 | 21 | 23 | 24 | 25 |
| r | 最小值 | 1.2 | 1.2 | 1.2 | 1.6 | 2 | 2 |
| d0 | ≈ | 10.9 | 13.6 | 15.1 | 16.4 | 18.6 | 20.6 |
| db | 公称 | 11.1 | 13.9 | 15.4 | 16.7 | 19 | 21.1 |
| 最大值 | 11.3 | 14.1 | 15.6 | 16.9 | 19.3 | 21.4 | |
| 最小值 | 11 | 13.8 | 15.3 | 16.6 | 18.7 | 20.8 | |
| dc | ≈ | 12.8 | 16.1 | 17.8 | 19.3 | 21.9 | 24.4 |
| de | ≈ | 13 | 17 | 18 | 20 | 22 | 24 |
| b | - | - | - | - | - | - | |
| 千件钢制重≈kg | - | - | - | - | - | - | |
